New upstream version 1.4.2upstream/1.4.2upstream

206 files changed, 317 insertions, 295 deletions

diff --git a/lib/unictype/bidi_byname.c b/lib/unictype/bidi_byname.c
index a4175604..f4c2196a 100644
--- a/lib/unictype/bidi_byname.c
+++ b/lib/unictype/bidi_byname.c
@@ -1,5 +1,5 @@
 /* Bidi classes of Unicode characters.
-   Copyright (C) 2002, 2006, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
@@ -35,13 +35,10 @@
 int
 uc_bidi_class_byname (const char *bidi_class_name)
 {
-  size_t len;
-
-  len = strlen (bidi_class_name);
+  size_t len = strlen (bidi_class_name);
   if (len <= MAX_WORD_LENGTH)
     {
       char buf[MAX_WORD_LENGTH + 1];
-      const struct named_bidi_class *found;
 
       /* Copy bidi_class_name into buf, converting '_' and '-' to ' '.  */
       {
@@ -62,7 +59,7 @@ uc_bidi_class_byname (const char *bidi_class_name)
       /* Here q == buf + len.  */
 
       /* Do a hash table lookup, with case-insensitive comparison.  */
-      found = uc_bidi_class_lookup (buf, len);
+      const struct named_bidi_class *found = uc_bidi_class_lookup (buf, len);
       if (found != NULL)
         return found->bidi_class;
     }
diff --git a/lib/unictype/bidi_byname.gperf b/lib/unictype/bidi_byname.gperf
index dfb1b637..81d2fb66 100644
--- a/lib/unictype/bidi_byname.gperf
+++ b/lib/unictype/bidi_byname.gperf
@@ -1,5 +1,5 @@
 /* Bidi classes of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/bidi_byname.h b/lib/unictype/bidi_byname.h
index 46f35551..28156ab9 100644
--- a/lib/unictype/bidi_byname.h
+++ b/lib/unictype/bidi_byname.h
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.2 */
+/* ANSI-C code produced by gperf version 3.3 */
 /* Command-line: gperf -m 10 unictype/bidi_byname.gperf  */
 /* Computed positions: -k'1,9,$' */
 
@@ -125,9 +125,9 @@ bidi_class_hash (register const char *str, register size_t len)
     {
       default:
         hval += asso_values[(unsigned char)str[8]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -291,6 +291,10 @@ static const struct bidi_class_stringpool_t bidi_class_stringpool_contents =
   };
 #define bidi_class_stringpool ((const char *) &bidi_class_stringpool_contents)
 
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
 static const struct named_bidi_class bidi_class_names[] =
   {
     {-1}, {-1}, {-1}, {-1}, {-1},
@@ -443,6 +447,9 @@ static const struct named_bidi_class bidi_class_names[] =
 #line 102 "unictype/bidi_byname.gperf"
     {(int)(size_t)&((struct bidi_class_stringpool_t *)0)->bidi_class_stringpool_str87, UC_BIDI_S}
   };
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic pop
+#endif
 
 static const struct named_bidi_class *
 uc_bidi_class_lookup (register const char *str, register size_t len)
@@ -463,5 +470,5 @@ uc_bidi_class_lookup (register const char *str, register size_t len)
             }
         }
     }
-  return 0;
+  return (struct named_bidi_class *) 0;
 }
diff --git a/lib/unictype/bidi_longname.c b/lib/unictype/bidi_longname.c
index 8a2f34e8..4a3fe274 100644
--- a/lib/unictype/bidi_longname.c
+++ b/lib/unictype/bidi_longname.c
@@ -1,5 +1,5 @@
 /* Bidi classes of Unicode characters.
-   Copyright (C) 2002, 2006, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/bidi_name.c b/lib/unictype/bidi_name.c
index f53c6587..fc439735 100644
--- a/lib/unictype/bidi_name.c
+++ b/lib/unictype/bidi_name.c
@@ -1,5 +1,5 @@
 /* Bidi classes of Unicode characters.
-   Copyright (C) 2002, 2006, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/bidi_of.c b/lib/unictype/bidi_of.c
index c808381e..a4e3f3b7 100644
--- a/lib/unictype/bidi_of.c
+++ b/lib/unictype/bidi_of.c
@@ -1,5 +1,5 @@
 /* Bidi classes of Unicode characters.
-   Copyright (C) 2002, 2006, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/bidi_test.c b/lib/unictype/bidi_test.c
index 1cbafd6b..1debda38 100644
--- a/lib/unictype/bidi_test.c
+++ b/lib/unictype/bidi_test.c
@@ -1,5 +1,5 @@
 /* Bidi classes of Unicode characters.
-   Copyright (C) 2002, 2006, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/bitmap.h b/lib/unictype/bitmap.h
index 869ac066..621861da 100644
--- a/lib/unictype/bitmap.h
+++ b/lib/unictype/bitmap.h
@@ -1,5 +1,5 @@
 /* Three-level bitmap lookup.
-   Copyright (C) 2000-2002, 2005-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2000-2002, 2005-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2000-2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/block_test.c b/lib/unictype/block_test.c
index 337cf7e6..702b5629 100644
--- a/lib/unictype/block_test.c
+++ b/lib/unictype/block_test.c
@@ -1,5 +1,5 @@
 /* Blocks of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
diff --git a/lib/unictype/blocks.c b/lib/unictype/blocks.c
index 11bd2629..e9087d5f 100644
--- a/lib/unictype/blocks.c
+++ b/lib/unictype/blocks.c
@@ -1,5 +1,5 @@
 /* Blocks of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
diff --git a/lib/unictype/categ_C.c b/lib/unictype/categ_C.c
index 7a0ea55b..cd6b3f52 100644
--- a/lib/unictype/categ_C.c
+++ b/lib/unictype/categ_C.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Cc.c b/lib/unictype/categ_Cc.c
index 5053e9c9..a0e79b7a 100644
--- a/lib/unictype/categ_Cc.c
+++ b/lib/unictype/categ_Cc.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Cf.c b/lib/unictype/categ_Cf.c
index 7bb26532..809bc3d6 100644
--- a/lib/unictype/categ_Cf.c
+++ b/lib/unictype/categ_Cf.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Cn.c b/lib/unictype/categ_Cn.c
index 952e696b..71bcb245 100644
--- a/lib/unictype/categ_Cn.c
+++ b/lib/unictype/categ_Cn.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Co.c b/lib/unictype/categ_Co.c
index 28626d99..58db4466 100644
--- a/lib/unictype/categ_Co.c
+++ b/lib/unictype/categ_Co.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Cs.c b/lib/unictype/categ_Cs.c
index 5da99da3..8986d7b7 100644
--- a/lib/unictype/categ_Cs.c
+++ b/lib/unictype/categ_Cs.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_L.c b/lib/unictype/categ_L.c
index bcfd100f..22056433 100644
--- a/lib/unictype/categ_L.c
+++ b/lib/unictype/categ_L.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_LC.c b/lib/unictype/categ_LC.c
index fb9f85f6..3cfef936 100644
--- a/lib/unictype/categ_LC.c
+++ b/lib/unictype/categ_LC.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/categ_Ll.c b/lib/unictype/categ_Ll.c
index 712c7c3b..80c456b1 100644
--- a/lib/unictype/categ_Ll.c
+++ b/lib/unictype/categ_Ll.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Lm.c b/lib/unictype/categ_Lm.c
index 8ed12659..ba104284 100644
--- a/lib/unictype/categ_Lm.c
+++ b/lib/unictype/categ_Lm.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Lo.c b/lib/unictype/categ_Lo.c
index 279c6ba7..e01c1dc2 100644
--- a/lib/unictype/categ_Lo.c
+++ b/lib/unictype/categ_Lo.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Lt.c b/lib/unictype/categ_Lt.c
index 143da5cb..572306ab 100644
--- a/lib/unictype/categ_Lt.c
+++ b/lib/unictype/categ_Lt.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Lu.c b/lib/unictype/categ_Lu.c
index cb744f37..aa349e6c 100644
--- a/lib/unictype/categ_Lu.c
+++ b/lib/unictype/categ_Lu.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_M.c b/lib/unictype/categ_M.c
index 475e2c99..4d2ef72f 100644
--- a/lib/unictype/categ_M.c
+++ b/lib/unictype/categ_M.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/categ_Mc.c b/lib/unictype/categ_Mc.c
index d5092726..564dac56 100644
--- a/lib/unictype/categ_Mc.c
+++ b/lib/unictype/categ_Mc.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Me.c b/lib/unictype/categ_Me.c
index 5cb5c405..245839cb 100644
--- a/lib/unictype/categ_Me.c
+++ b/lib/unictype/categ_Me.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Mn.c b/lib/unictype/categ_Mn.c
index 1ef67222..9068a7e6 100644
--- a/lib/unictype/categ_Mn.c
+++ b/lib/unictype/categ_Mn.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_N.c b/lib/unictype/categ_N.c
index a9a8b989..709121c4 100644
--- a/lib/unictype/categ_N.c
+++ b/lib/unictype/categ_N.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Nd.c b/lib/unictype/categ_Nd.c
index d48d5d3b..dca1c2a3 100644
--- a/lib/unictype/categ_Nd.c
+++ b/lib/unictype/categ_Nd.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Nl.c b/lib/unictype/categ_Nl.c
index a0ee7cef..7f9f80e3 100644
--- a/lib/unictype/categ_Nl.c
+++ b/lib/unictype/categ_Nl.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_No.c b/lib/unictype/categ_No.c
index 5d6f973d..d858650b 100644
--- a/lib/unictype/categ_No.c
+++ b/lib/unictype/categ_No.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_P.c b/lib/unictype/categ_P.c
index fcf212b6..bdf53f9d 100644
--- a/lib/unictype/categ_P.c
+++ b/lib/unictype/categ_P.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Pc.c b/lib/unictype/categ_Pc.c
index 0507bfd7..332434c0 100644
--- a/lib/unictype/categ_Pc.c
+++ b/lib/unictype/categ_Pc.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Pd.c b/lib/unictype/categ_Pd.c
index 8e76f9fd..08387dde 100644
--- a/lib/unictype/categ_Pd.c
+++ b/lib/unictype/categ_Pd.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Pe.c b/lib/unictype/categ_Pe.c
index ff0ed3a1..1f02efff 100644
--- a/lib/unictype/categ_Pe.c
+++ b/lib/unictype/categ_Pe.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Pf.c b/lib/unictype/categ_Pf.c
index 95646625..3b85ce52 100644
--- a/lib/unictype/categ_Pf.c
+++ b/lib/unictype/categ_Pf.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Pi.c b/lib/unictype/categ_Pi.c
index 6679d544..a340224a 100644
--- a/lib/unictype/categ_Pi.c
+++ b/lib/unictype/categ_Pi.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Po.c b/lib/unictype/categ_Po.c
index eff79afb..c79014a6 100644
--- a/lib/unictype/categ_Po.c
+++ b/lib/unictype/categ_Po.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Ps.c b/lib/unictype/categ_Ps.c
index d58afe87..0f626e7c 100644
--- a/lib/unictype/categ_Ps.c
+++ b/lib/unictype/categ_Ps.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_S.c b/lib/unictype/categ_S.c
index a9eb7a12..87dce451 100644
--- a/lib/unictype/categ_S.c
+++ b/lib/unictype/categ_S.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Sc.c b/lib/unictype/categ_Sc.c
index a3a11e17..9fca2c68 100644
--- a/lib/unictype/categ_Sc.c
+++ b/lib/unictype/categ_Sc.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Sk.c b/lib/unictype/categ_Sk.c
index 4340c43b..c4d240d4 100644
--- a/lib/unictype/categ_Sk.c
+++ b/lib/unictype/categ_Sk.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Sm.c b/lib/unictype/categ_Sm.c
index 59872c77..888e082c 100644
--- a/lib/unictype/categ_Sm.c
+++ b/lib/unictype/categ_Sm.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_So.c b/lib/unictype/categ_So.c
index eb590f0f..e796965c 100644
--- a/lib/unictype/categ_So.c
+++ b/lib/unictype/categ_So.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Z.c b/lib/unictype/categ_Z.c
index 7b8ac8ad..ab996e67 100644
--- a/lib/unictype/categ_Z.c
+++ b/lib/unictype/categ_Z.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Zl.c b/lib/unictype/categ_Zl.c
index 143b10f1..7e38efac 100644
--- a/lib/unictype/categ_Zl.c
+++ b/lib/unictype/categ_Zl.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Zp.c b/lib/unictype/categ_Zp.c
index 175e740c..9ad2da11 100644
--- a/lib/unictype/categ_Zp.c
+++ b/lib/unictype/categ_Zp.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_Zs.c b/lib/unictype/categ_Zs.c
index 674cad16..c40f5d0e 100644
--- a/lib/unictype/categ_Zs.c
+++ b/lib/unictype/categ_Zs.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_and.c b/lib/unictype/categ_and.c
index 35d3991e..5964f9a1 100644
--- a/lib/unictype/categ_and.c
+++ b/lib/unictype/categ_and.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
@@ -32,10 +32,7 @@ uc_general_category_t
 uc_general_category_and (uc_general_category_t category1,
                          uc_general_category_t category2)
 {
-  uint32_t bitmask;
-  uc_general_category_t result;
-
-  bitmask = category1.bitmask & category2.bitmask;
+  uint32_t bitmask = category1.bitmask & category2.bitmask;
 
   if (bitmask == category1.bitmask)
     return category1;
@@ -46,6 +43,7 @@ uc_general_category_and (uc_general_category_t category1,
   if (bitmask == 0)
     return _UC_CATEGORY_NONE;
 
+  uc_general_category_t result;
   result.bitmask = bitmask;
   result.generic = 1;
   result.lookup.lookup_fn = &uc_is_general_category_withtable;
diff --git a/lib/unictype/categ_and_not.c b/lib/unictype/categ_and_not.c
index d771de1b..25c37a5b 100644
--- a/lib/unictype/categ_and_not.c
+++ b/lib/unictype/categ_and_not.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
@@ -32,10 +32,7 @@ uc_general_category_t
 uc_general_category_and_not (uc_general_category_t category1,
                              uc_general_category_t category2)
 {
-  uint32_t bitmask;
-  uc_general_category_t result;
-
-  bitmask = category1.bitmask & ~category2.bitmask;
+  uint32_t bitmask = category1.bitmask & ~category2.bitmask;
 
   if (bitmask == category1.bitmask)
     return category1;
@@ -43,6 +40,7 @@ uc_general_category_and_not (uc_general_category_t category1,
   if (bitmask == 0)
     return _UC_CATEGORY_NONE;
 
+  uc_general_category_t result;
   result.bitmask = bitmask;
   result.generic = 1;
   result.lookup.lookup_fn = &uc_is_general_category_withtable;
diff --git a/lib/unictype/categ_byname.c b/lib/unictype/categ_byname.c
index cb612386..a4e0e4f1 100644
--- a/lib/unictype/categ_byname.c
+++ b/lib/unictype/categ_byname.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
@@ -81,13 +81,10 @@ enum
 uc_general_category_t
 uc_general_category_byname (const char *category_name)
 {
-  size_t len;
-
-  len = strlen (category_name);
+  size_t len = strlen (category_name);
   if (len <= MAX_WORD_LENGTH)
     {
       char buf[MAX_WORD_LENGTH + 1];
-      const struct named_category *found;
 
       /* Copy category_name into buf, converting '_' and '-' to ' '.  */
       {
@@ -108,7 +105,8 @@ uc_general_category_byname (const char *category_name)
       /* Here q == buf + len.  */
 
       /* Do a hash table lookup, with case-insensitive comparison.  */
-      found = uc_general_category_lookup (buf, len);
+      const struct named_category *found =
+        uc_general_category_lookup (buf, len);
       if (found != NULL)
         /* Use a 'switch' statement here, because a table would introduce
            load-time relocations.  */
diff --git a/lib/unictype/categ_byname.gperf b/lib/unictype/categ_byname.gperf
index fd30e80e..5197c65a 100644
--- a/lib/unictype/categ_byname.gperf
+++ b/lib/unictype/categ_byname.gperf
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/categ_byname.h b/lib/unictype/categ_byname.h
index 09c1b683..df2ed854 100644
--- a/lib/unictype/categ_byname.h
+++ b/lib/unictype/categ_byname.h
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.2 */
+/* ANSI-C code produced by gperf version 3.3 */
 /* Command-line: gperf -m 10 unictype/categ_byname.gperf  */
 /* Computed positions: -k'1-2,7,$' */
 
@@ -125,9 +125,9 @@ general_category_hash (register const char *str, register size_t len)
     {
       default:
         hval += asso_values[(unsigned char)str[6]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -137,9 +137,9 @@ general_category_hash (register const char *str, register size_t len)
       case 3:
       case 2:
         hval += asso_values[(unsigned char)str[1]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -364,6 +364,10 @@ static const struct general_category_stringpool_t general_category_stringpool_co
   };
 #define general_category_stringpool ((const char *) &general_category_stringpool_contents)
 
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
 static const struct named_category general_category_names[] =
   {
     {-1},
@@ -602,6 +606,9 @@ static const struct named_category general_category_names[] =
 #line 93 "unictype/categ_byname.gperf"
     {(int)(size_t)&((struct general_category_stringpool_t *)0)->general_category_stringpool_str150, UC_CATEGORY_INDEX_Me}
   };
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic pop
+#endif
 
 static const struct named_category *
 uc_general_category_lookup (register const char *str, register size_t len)
@@ -622,5 +629,5 @@ uc_general_category_lookup (register const char *str, register size_t len)
             }
         }
     }
-  return 0;
+  return (struct named_category *) 0;
 }
diff --git a/lib/unictype/categ_longname.c b/lib/unictype/categ_longname.c
index e2936328..7ef3d520 100644
--- a/lib/unictype/categ_longname.c
+++ b/lib/unictype/categ_longname.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/categ_name.c b/lib/unictype/categ_name.c
index e0679a81..1e522c64 100644
--- a/lib/unictype/categ_name.c
+++ b/lib/unictype/categ_name.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/categ_none.c b/lib/unictype/categ_none.c
index 8b66d380..499cd57e 100644
--- a/lib/unictype/categ_none.c
+++ b/lib/unictype/categ_none.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/categ_of.c b/lib/unictype/categ_of.c
index 0fe94567..12088601 100644
--- a/lib/unictype/categ_of.c
+++ b/lib/unictype/categ_of.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
@@ -68,10 +68,10 @@ uc_general_category_t
 uc_general_category (ucs4_t uc)
 {
   int bit = lookup_withtable (uc);
-  uc_general_category_t result;
 
   if (bit >= 0)
     {
+      uc_general_category_t result;
       result.bitmask = 1 << bit;
       result.generic = 1;
       result.lookup.lookup_fn = &uc_is_general_category_withtable;
diff --git a/lib/unictype/categ_or.c b/lib/unictype/categ_or.c
index 89c3f922..1d544483 100644
--- a/lib/unictype/categ_or.c
+++ b/lib/unictype/categ_or.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
@@ -32,10 +32,7 @@ uc_general_category_t
 uc_general_category_or (uc_general_category_t category1,
                         uc_general_category_t category2)
 {
-  uint32_t bitmask;
-  uc_general_category_t result;
-
-  bitmask = category1.bitmask | category2.bitmask;
+  uint32_t bitmask = category1.bitmask | category2.bitmask;
 
   if (bitmask == category1.bitmask)
     return category1;
@@ -43,6 +40,7 @@ uc_general_category_or (uc_general_category_t category1,
   if (bitmask == category2.bitmask)
     return category2;
 
+  uc_general_category_t result;
   result.bitmask = bitmask;
   result.generic = 1;
   result.lookup.lookup_fn = &uc_is_general_category_withtable;
diff --git a/lib/unictype/categ_test.c b/lib/unictype/categ_test.c
index 8e48123f..72a3b771 100644
--- a/lib/unictype/categ_test.c
+++ b/lib/unictype/categ_test.c
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/combiningclass.c b/lib/unictype/combiningclass.c
index 9db1d13c..8d7588bf 100644
--- a/lib/unictype/combiningclass.c
+++ b/lib/unictype/combiningclass.c
@@ -1,5 +1,5 @@
 /* Combining classes of Unicode characters.
-   Copyright (C) 2002, 2006, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/combiningclass_byname.c b/lib/unictype/combiningclass_byname.c
index ee162607..4065fea1 100644
--- a/lib/unictype/combiningclass_byname.c
+++ b/lib/unictype/combiningclass_byname.c
@@ -1,5 +1,5 @@
 /* Canonical combining classes of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
@@ -35,13 +35,10 @@
 int
 uc_combining_class_byname (const char *ccc_name)
 {
-  size_t len;
-
-  len = strlen (ccc_name);
+  size_t len = strlen (ccc_name);
   if (len <= MAX_WORD_LENGTH)
     {
       char buf[MAX_WORD_LENGTH + 1];
-      const struct named_combining_class *found;
 
       /* Copy ccc_name into buf, converting '_' and '-' to ' '.  */
       {
@@ -62,7 +59,8 @@ uc_combining_class_byname (const char *ccc_name)
       /* Here q == buf + len.  */
 
       /* Do a hash table lookup, with case-insensitive comparison.  */
-      found = uc_combining_class_lookup (buf, len);
+      const struct named_combining_class *found =
+        uc_combining_class_lookup (buf, len);
       if (found != NULL)
         return found->combining_class;
     }
diff --git a/lib/unictype/combiningclass_byname.gperf b/lib/unictype/combiningclass_byname.gperf
index b8526996..0a2c03e5 100644
--- a/lib/unictype/combiningclass_byname.gperf
+++ b/lib/unictype/combiningclass_byname.gperf
@@ -1,5 +1,5 @@
 /* Categories of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/combiningclass_byname.h b/lib/unictype/combiningclass_byname.h
index 2323383b..d41adba5 100644
--- a/lib/unictype/combiningclass_byname.h
+++ b/lib/unictype/combiningclass_byname.h
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.2 */
+/* ANSI-C code produced by gperf version 3.3 */
 /* Command-line: gperf -m 10 unictype/combiningclass_byname.gperf  */
 /* Computed positions: -k'1,6,$' */
 
@@ -125,9 +125,9 @@ combining_class_hash (register const char *str, register size_t len)
     {
       default:
         hval += asso_values[(unsigned char)str[5]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -256,6 +256,10 @@ static const struct combining_class_stringpool_t combining_class_stringpool_cont
   };
 #define combining_class_stringpool ((const char *) &combining_class_stringpool_contents)
 
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
 static const struct named_combining_class combining_class_names[] =
   {
     {-1}, {-1}, {-1},
@@ -374,6 +378,9 @@ static const struct named_combining_class combining_class_names[] =
 #line 84 "unictype/combiningclass_byname.gperf"
     {(int)(size_t)&((struct combining_class_stringpool_t *)0)->combining_class_stringpool_str66, UC_CCC_DB}
   };
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic pop
+#endif
 
 static const struct named_combining_class *
 uc_combining_class_lookup (register const char *str, register size_t len)
@@ -394,5 +401,5 @@ uc_combining_class_lookup (register const char *str, register size_t len)
             }
         }
     }
-  return 0;
+  return (struct named_combining_class *) 0;
 }
diff --git a/lib/unictype/combiningclass_longname.c b/lib/unictype/combiningclass_longname.c
index ae343b6f..4f01ce5d 100644
--- a/lib/unictype/combiningclass_longname.c
+++ b/lib/unictype/combiningclass_longname.c
@@ -1,5 +1,5 @@
 /* Canonical combining classes of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
@@ -118,7 +118,6 @@ uc_combining_class_long_name (int ccc)
   if (ccc >= 0)
     {
       int index;
-
       if (ccc < 10)
         index = u_combining_class_index_part1[ccc];
       else if (ccc >= 200 && ccc < 241)
diff --git a/lib/unictype/combiningclass_name.c b/lib/unictype/combiningclass_name.c
index fdc0cc00..5291be8d 100644
--- a/lib/unictype/combiningclass_name.c
+++ b/lib/unictype/combiningclass_name.c
@@ -1,5 +1,5 @@
 /* Canonical combining classes of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
@@ -118,7 +118,6 @@ uc_combining_class_name (int ccc)
   if (ccc >= 0)
     {
       int index;
-
       if (ccc < 10)
         index = u_combining_class_index_part1[ccc];
       else if (ccc >= 200 && ccc < 241)
diff --git a/lib/unictype/ctype_alnum.c b/lib/unictype/ctype_alnum.c
index f58f4310..7cd9157a 100644
--- a/lib/unictype/ctype_alnum.c
+++ b/lib/unictype/ctype_alnum.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_alpha.c b/lib/unictype/ctype_alpha.c
index c422fec6..9beeb03f 100644
--- a/lib/unictype/ctype_alpha.c
+++ b/lib/unictype/ctype_alpha.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_blank.c b/lib/unictype/ctype_blank.c
index 25a08013..e14cc44e 100644
--- a/lib/unictype/ctype_blank.c
+++ b/lib/unictype/ctype_blank.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_cntrl.c b/lib/unictype/ctype_cntrl.c
index eb7467dd..1c5cefa1 100644
--- a/lib/unictype/ctype_cntrl.c
+++ b/lib/unictype/ctype_cntrl.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_digit.c b/lib/unictype/ctype_digit.c
index a82b3bb0..71d68807 100644
--- a/lib/unictype/ctype_digit.c
+++ b/lib/unictype/ctype_digit.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_graph.c b/lib/unictype/ctype_graph.c
index 2c41c794..92701700 100644
--- a/lib/unictype/ctype_graph.c
+++ b/lib/unictype/ctype_graph.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_lower.c b/lib/unictype/ctype_lower.c
index 99a05e09..b113106f 100644
--- a/lib/unictype/ctype_lower.c
+++ b/lib/unictype/ctype_lower.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_print.c b/lib/unictype/ctype_print.c
index 0197d496..f689b0ad 100644
--- a/lib/unictype/ctype_print.c
+++ b/lib/unictype/ctype_print.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_punct.c b/lib/unictype/ctype_punct.c
index f2d647de..3c30ba70 100644
--- a/lib/unictype/ctype_punct.c
+++ b/lib/unictype/ctype_punct.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_space.c b/lib/unictype/ctype_space.c
index 4c032398..ee9ce3fd 100644
--- a/lib/unictype/ctype_space.c
+++ b/lib/unictype/ctype_space.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_upper.c b/lib/unictype/ctype_upper.c
index af2c3fe6..31210804 100644
--- a/lib/unictype/ctype_upper.c
+++ b/lib/unictype/ctype_upper.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/ctype_xdigit.c b/lib/unictype/ctype_xdigit.c
index ee4b2ea4..bea31a1b 100644
--- a/lib/unictype/ctype_xdigit.c
+++ b/lib/unictype/ctype_xdigit.c
@@ -1,5 +1,5 @@
 /* ISO C <ctype.h> like properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/decdigit.c b/lib/unictype/decdigit.c
index d8fa77b7..45d7a993 100644
--- a/lib/unictype/decdigit.c
+++ b/lib/unictype/decdigit.c
@@ -1,5 +1,5 @@
 /* Values of decimal digit Unicode characters.
-   Copyright (C) 2002, 2006, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/digit.c b/lib/unictype/digit.c
index 346a4a2c..76f6a5f2 100644
--- a/lib/unictype/digit.c
+++ b/lib/unictype/digit.c
@@ -1,5 +1,5 @@
 /* Values of digit Unicode characters.
-   Copyright (C) 2002, 2006, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/identsyntaxmap.h b/lib/unictype/identsyntaxmap.h
index c5a0d2a1..9bfb5621 100644
--- a/lib/unictype/identsyntaxmap.h
+++ b/lib/unictype/identsyntaxmap.h
@@ -1,5 +1,5 @@
 /* Three-level bitmap lookup.
-   Copyright (C) 2000-2002, 2005-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2000-2002, 2005-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2000-2002.
 
    This file is free software.
diff --git a/lib/unictype/incb_byname.c b/lib/unictype/incb_byname.c
index 09ffd218..a9edbfec 100644
--- a/lib/unictype/incb_byname.c
+++ b/lib/unictype/incb_byname.c
@@ -1,5 +1,5 @@
 /* Indic_Conjunct_Break values.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2024.
 
    This file is free software.
@@ -35,13 +35,10 @@
 int
 uc_indic_conjunct_break_byname (const char *indic_conjunct_break_name)
 {
-  size_t len;
-
-  len = strlen (indic_conjunct_break_name);
+  size_t len = strlen (indic_conjunct_break_name);
   if (len <= MAX_WORD_LENGTH)
     {
       char buf[MAX_WORD_LENGTH + 1];
-      const struct named_indic_conjunct_break *found;
 
       /* Copy indic_conjunct_break_name into buf, converting '_' and '-'
          to ' '.  */
@@ -63,7 +60,8 @@ uc_indic_conjunct_break_byname (const char *indic_conjunct_break_name)
       /* Here q == buf + len.  */
 
       /* Do a hash table lookup, with case-insensitive comparison.  */
-      found = uc_indic_conjunct_break_lookup (buf, len);
+      const struct named_indic_conjunct_break *found =
+        uc_indic_conjunct_break_lookup (buf, len);
       if (found != NULL)
         return found->indic_conjunct_break;
     }
diff --git a/lib/unictype/incb_byname.gperf b/lib/unictype/incb_byname.gperf
index 0bded354..5e7c912e 100644
--- a/lib/unictype/incb_byname.gperf
+++ b/lib/unictype/incb_byname.gperf
@@ -1,5 +1,5 @@
 /* Indic_Conjunct_Break values.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/incb_byname.h b/lib/unictype/incb_byname.h
index 20df45e3..5146c546 100644
--- a/lib/unictype/incb_byname.h
+++ b/lib/unictype/incb_byname.h
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.2 */
+/* ANSI-C code produced by gperf version 3.3 */
 /* Command-line: gperf -m 10 unictype/incb_byname.gperf  */
 /* Computed positions: -k'1' */
 
@@ -138,6 +138,10 @@ static const struct indic_conjunct_break_stringpool_t indic_conjunct_break_strin
   };
 #define indic_conjunct_break_stringpool ((const char *) &indic_conjunct_break_stringpool_contents)
 
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
 static const struct named_indic_conjunct_break indic_conjunct_break_names[] =
   {
     {-1}, {-1}, {-1}, {-1},
@@ -152,6 +156,9 @@ static const struct named_indic_conjunct_break indic_conjunct_break_names[] =
 #line 38 "unictype/incb_byname.gperf"
     {(int)(size_t)&((struct indic_conjunct_break_stringpool_t *)0)->indic_conjunct_break_stringpool_str9, UC_INDIC_CONJUNCT_BREAK_CONSONANT}
   };
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic pop
+#endif
 
 static const struct named_indic_conjunct_break *
 uc_indic_conjunct_break_lookup (register const char *str, register size_t len)
@@ -172,5 +179,5 @@ uc_indic_conjunct_break_lookup (register const char *str, register size_t len)
             }
         }
     }
-  return 0;
+  return (struct named_indic_conjunct_break *) 0;
 }
diff --git a/lib/unictype/incb_name.c b/lib/unictype/incb_name.c
index 46a190fc..8651a42f 100644
--- a/lib/unictype/incb_name.c
+++ b/lib/unictype/incb_name.c
@@ -1,5 +1,5 @@
 /* Indic_Conjunct_Break values.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2024.
 
    This file is free software.
diff --git a/lib/unictype/incb_name.h b/lib/unictype/incb_name.h
index baa10c8f..47c1636c 100644
--- a/lib/unictype/incb_name.h
+++ b/lib/unictype/incb_name.h
@@ -1,5 +1,5 @@
 /* Indic_Conjunct_Break values.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2024.
 
    This file is free software.
diff --git a/lib/unictype/incb_of.c b/lib/unictype/incb_of.c
index 665dccd1..01d7fd82 100644
--- a/lib/unictype/incb_of.c
+++ b/lib/unictype/incb_of.c
@@ -1,5 +1,5 @@
 /* Indic_Conjunct_Break attribute of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2024.
 
    This file is free software.
diff --git a/lib/unictype/joininggroup_byname.c b/lib/unictype/joininggroup_byname.c
index 00aaaaee..54713236 100644
--- a/lib/unictype/joininggroup_byname.c
+++ b/lib/unictype/joininggroup_byname.c
@@ -1,5 +1,5 @@
 /* Arabic joining group of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
@@ -35,13 +35,10 @@
 int
 uc_joining_group_byname (const char *joining_group_name)
 {
-  size_t len;
-
-  len = strlen (joining_group_name);
+  size_t len = strlen (joining_group_name);
   if (len <= MAX_WORD_LENGTH)
     {
       char buf[MAX_WORD_LENGTH + 1];
-      const struct named_joining_group *found;
 
       /* Copy joining_group_name into buf, converting '_' and '-' to ' '.  */
       {
@@ -62,7 +59,8 @@ uc_joining_group_byname (const char *joining_group_name)
       /* Here q == buf + len.  */
 
       /* Do a hash table lookup, with case-insensitive comparison.  */
-      found = uc_joining_group_lookup (buf, len);
+      const struct named_joining_group *found =
+        uc_joining_group_lookup (buf, len);
       if (found != NULL)
         return found->joining_group;
     }
diff --git a/lib/unictype/joininggroup_byname.gperf b/lib/unictype/joininggroup_byname.gperf
index d0e9f7af..825a792c 100644
--- a/lib/unictype/joininggroup_byname.gperf
+++ b/lib/unictype/joininggroup_byname.gperf
@@ -1,5 +1,5 @@
 /* Arabic joining group of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/joininggroup_name.c b/lib/unictype/joininggroup_name.c
index d01e659d..f90d41f3 100644
--- a/lib/unictype/joininggroup_name.c
+++ b/lib/unictype/joininggroup_name.c
@@ -1,5 +1,5 @@
 /* Arabic joining group of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/joininggroup_name.h b/lib/unictype/joininggroup_name.h
index 4465652e..17261f52 100644
--- a/lib/unictype/joininggroup_name.h
+++ b/lib/unictype/joininggroup_name.h
@@ -1,5 +1,5 @@
 /* Arabic joining group of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/joininggroup_of.c b/lib/unictype/joininggroup_of.c
index ef51aec0..7343f2d7 100644
--- a/lib/unictype/joininggroup_of.c
+++ b/lib/unictype/joininggroup_of.c
@@ -1,5 +1,5 @@
 /* Arabic joining group of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/joiningtype_byname.c b/lib/unictype/joiningtype_byname.c
index 055869cc..e1589784 100644
--- a/lib/unictype/joiningtype_byname.c
+++ b/lib/unictype/joiningtype_byname.c
@@ -1,5 +1,5 @@
 /* Arabic joining type of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
@@ -35,13 +35,10 @@
 int
 uc_joining_type_byname (const char *joining_type_name)
 {
-  size_t len;
-
-  len = strlen (joining_type_name);
+  size_t len = strlen (joining_type_name);
   if (len <= MAX_WORD_LENGTH)
     {
       char buf[MAX_WORD_LENGTH + 1];
-      const struct named_joining_type *found;
 
       /* Copy joining_type_name into buf, converting '_' and '-' to ' '.  */
       {
@@ -62,7 +59,8 @@ uc_joining_type_byname (const char *joining_type_name)
       /* Here q == buf + len.  */
 
       /* Do a hash table lookup, with case-insensitive comparison.  */
-      found = uc_joining_type_lookup (buf, len);
+      const struct named_joining_type *found =
+        uc_joining_type_lookup (buf, len);
       if (found != NULL)
         return found->joining_type;
     }
diff --git a/lib/unictype/joiningtype_byname.gperf b/lib/unictype/joiningtype_byname.gperf
index 9bb121dc..e897765a 100644
--- a/lib/unictype/joiningtype_byname.gperf
+++ b/lib/unictype/joiningtype_byname.gperf
@@ -1,5 +1,5 @@
 /* Arabic joining type of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/joiningtype_byname.h b/lib/unictype/joiningtype_byname.h
index 8b3cd205..2a1dd898 100644
--- a/lib/unictype/joiningtype_byname.h
+++ b/lib/unictype/joiningtype_byname.h
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.2 */
+/* ANSI-C code produced by gperf version 3.3 */
 /* Command-line: gperf -m 10 unictype/joiningtype_byname.gperf  */
 /* Computed positions: -k'1' */
 
@@ -164,6 +164,10 @@ static const struct joining_type_stringpool_t joining_type_stringpool_contents =
   };
 #define joining_type_stringpool ((const char *) &joining_type_stringpool_contents)
 
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
 static const struct named_joining_type joining_type_names[] =
   {
     {-1},
@@ -204,6 +208,9 @@ static const struct named_joining_type joining_type_names[] =
 #line 43 "unictype/joiningtype_byname.gperf"
     {(int)(size_t)&((struct joining_type_stringpool_t *)0)->joining_type_stringpool_str21, UC_JOINING_TYPE_C}
   };
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic pop
+#endif
 
 static const struct named_joining_type *
 uc_joining_type_lookup (register const char *str, register size_t len)
@@ -224,5 +231,5 @@ uc_joining_type_lookup (register const char *str, register size_t len)
             }
         }
     }
-  return 0;
+  return (struct named_joining_type *) 0;
 }
diff --git a/lib/unictype/joiningtype_longname.c b/lib/unictype/joiningtype_longname.c
index 80c23627..c011bd97 100644
--- a/lib/unictype/joiningtype_longname.c
+++ b/lib/unictype/joiningtype_longname.c
@@ -1,5 +1,5 @@
 /* Arabic joining type of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/joiningtype_name.c b/lib/unictype/joiningtype_name.c
index 304e2f08..f2788b92 100644
--- a/lib/unictype/joiningtype_name.c
+++ b/lib/unictype/joiningtype_name.c
@@ -1,5 +1,5 @@
 /* Arabic joining type of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/joiningtype_of.c b/lib/unictype/joiningtype_of.c
index 251ae5ec..9e7a5162 100644
--- a/lib/unictype/joiningtype_of.c
+++ b/lib/unictype/joiningtype_of.c
@@ -1,5 +1,5 @@
 /* Arabic joining type of Unicode characters.
-   Copyright (C) 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software: you can redistribute it and/or modify
diff --git a/lib/unictype/mirror.c b/lib/unictype/mirror.c
index d361fc79..2fd81d0e 100644
--- a/lib/unictype/mirror.c
+++ b/lib/unictype/mirror.c
@@ -1,5 +1,5 @@
 /* Mirrored Unicode characters.
-   Copyright (C) 2002, 2006, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/numeric.c b/lib/unictype/numeric.c
index 0f342efc..24e1a0e6 100644
--- a/lib/unictype/numeric.c
+++ b/lib/unictype/numeric.c
@@ -1,5 +1,5 @@
 /* Values of numeric Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_alphabetic.c b/lib/unictype/pr_alphabetic.c
index 0146d8a8..06276c8e 100644
--- a/lib/unictype/pr_alphabetic.c
+++ b/lib/unictype/pr_alphabetic.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_ascii_hex_digit.c b/lib/unictype/pr_ascii_hex_digit.c
index d0c8b855..4733b8c3 100644
--- a/lib/unictype/pr_ascii_hex_digit.c
+++ b/lib/unictype/pr_ascii_hex_digit.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_arabic_digit.c b/lib/unictype/pr_bidi_arabic_digit.c
index b3bd9b08..c15816db 100644
--- a/lib/unictype/pr_bidi_arabic_digit.c
+++ b/lib/unictype/pr_bidi_arabic_digit.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_arabic_right_to_left.c b/lib/unictype/pr_bidi_arabic_right_to_left.c
index 43ba744a..71519154 100644
--- a/lib/unictype/pr_bidi_arabic_right_to_left.c
+++ b/lib/unictype/pr_bidi_arabic_right_to_left.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_block_separator.c b/lib/unictype/pr_bidi_block_separator.c
index 54733d90..f4de91e6 100644
--- a/lib/unictype/pr_bidi_block_separator.c
+++ b/lib/unictype/pr_bidi_block_separator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_boundary_neutral.c b/lib/unictype/pr_bidi_boundary_neutral.c
index d642ff7a..da86be1c 100644
--- a/lib/unictype/pr_bidi_boundary_neutral.c
+++ b/lib/unictype/pr_bidi_boundary_neutral.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_common_separator.c b/lib/unictype/pr_bidi_common_separator.c
index 93c99bed..caffcc7b 100644
--- a/lib/unictype/pr_bidi_common_separator.c
+++ b/lib/unictype/pr_bidi_common_separator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_control.c b/lib/unictype/pr_bidi_control.c
index 3311c32e..10c70e3d 100644
--- a/lib/unictype/pr_bidi_control.c
+++ b/lib/unictype/pr_bidi_control.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_embedding_or_override.c b/lib/unictype/pr_bidi_embedding_or_override.c
index af5e7571..4447bad4 100644
--- a/lib/unictype/pr_bidi_embedding_or_override.c
+++ b/lib/unictype/pr_bidi_embedding_or_override.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_eur_num_separator.c b/lib/unictype/pr_bidi_eur_num_separator.c
index 9f96ea77..bf255ad6 100644
--- a/lib/unictype/pr_bidi_eur_num_separator.c
+++ b/lib/unictype/pr_bidi_eur_num_separator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_eur_num_terminator.c b/lib/unictype/pr_bidi_eur_num_terminator.c
index c29b9a38..506f4e35 100644
--- a/lib/unictype/pr_bidi_eur_num_terminator.c
+++ b/lib/unictype/pr_bidi_eur_num_terminator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_european_digit.c b/lib/unictype/pr_bidi_european_digit.c
index 581d9af9..fc206b2f 100644
--- a/lib/unictype/pr_bidi_european_digit.c
+++ b/lib/unictype/pr_bidi_european_digit.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_hebrew_right_to_left.c b/lib/unictype/pr_bidi_hebrew_right_to_left.c
index 7e1dcbcb..fd0d5ed4 100644
--- a/lib/unictype/pr_bidi_hebrew_right_to_left.c
+++ b/lib/unictype/pr_bidi_hebrew_right_to_left.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_left_to_right.c b/lib/unictype/pr_bidi_left_to_right.c
index d802385a..588015df 100644
--- a/lib/unictype/pr_bidi_left_to_right.c
+++ b/lib/unictype/pr_bidi_left_to_right.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_non_spacing_mark.c b/lib/unictype/pr_bidi_non_spacing_mark.c
index c26f7ba7..aa8a18c9 100644
--- a/lib/unictype/pr_bidi_non_spacing_mark.c
+++ b/lib/unictype/pr_bidi_non_spacing_mark.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_other_neutral.c b/lib/unictype/pr_bidi_other_neutral.c
index 1a7f30cd..4c251a7d 100644
--- a/lib/unictype/pr_bidi_other_neutral.c
+++ b/lib/unictype/pr_bidi_other_neutral.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_pdf.c b/lib/unictype/pr_bidi_pdf.c
index 7e329f50..77073608 100644
--- a/lib/unictype/pr_bidi_pdf.c
+++ b/lib/unictype/pr_bidi_pdf.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_segment_separator.c b/lib/unictype/pr_bidi_segment_separator.c
index 18c65a2b..28f05241 100644
--- a/lib/unictype/pr_bidi_segment_separator.c
+++ b/lib/unictype/pr_bidi_segment_separator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_bidi_whitespace.c b/lib/unictype/pr_bidi_whitespace.c
index fdee4c04..f6d6b0d3 100644
--- a/lib/unictype/pr_bidi_whitespace.c
+++ b/lib/unictype/pr_bidi_whitespace.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_byname.c b/lib/unictype/pr_byname.c
index 459ab382..bd94ff91 100644
--- a/lib/unictype/pr_byname.c
+++ b/lib/unictype/pr_byname.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2007, 2011-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2011-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
@@ -146,27 +146,29 @@ uc_property_t
 uc_property_byname (const char *property_name)
 {
   char buf[MAX_WORD_LENGTH + 1];
-  const char *cp;
   char *bp;
-  unsigned int count;
-  const struct named_property *found;
 
-  for (cp = property_name, bp = buf, count = MAX_WORD_LENGTH + 1; ; cp++, bp++)
-    {
-      unsigned char c = (unsigned char) *cp;
-      if (c >= 0x80)
-        goto invalid;
-      if (c >= 'A' && c <= 'Z')
-        c += 'a' - 'A';
-      else if (c == ' ' || c == '-')
-        c = '_';
-      *bp = c;
-      if (c == '\0')
-        break;
-      if (--count == 0)
-        goto invalid;
-    }
-  found = uc_property_lookup (buf, bp - buf);
+  {
+    const char *cp;
+    unsigned int count;
+    for (cp = property_name, bp = buf, count = MAX_WORD_LENGTH + 1; ; cp++, bp++)
+      {
+        unsigned char c = (unsigned char) *cp;
+        if (c >= 0x80)
+          goto invalid;
+        if (c >= 'A' && c <= 'Z')
+          c += 'a' - 'A';
+        else if (c == ' ' || c == '-')
+          c = '_';
+        *bp = c;
+        if (c == '\0')
+          break;
+        if (--count == 0)
+          goto invalid;
+      }
+  }
+
+  const struct named_property *found = uc_property_lookup (buf, bp - buf);
   if (found != NULL)
     /* Use a 'switch' statement here, because a table would introduce load-time
        relocations.  */
diff --git a/lib/unictype/pr_byname.gperf b/lib/unictype/pr_byname.gperf
index e3ae3764..83414a62 100644
--- a/lib/unictype/pr_byname.gperf
+++ b/lib/unictype/pr_byname.gperf
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2007-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007-2026 Free Software Foundation, Inc.
 
    This file is free software.
    It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
diff --git a/lib/unictype/pr_byname.h b/lib/unictype/pr_byname.h
index 92e6717d..ef1b5824 100644
--- a/lib/unictype/pr_byname.h
+++ b/lib/unictype/pr_byname.h
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.2 */
+/* ANSI-C code produced by gperf version 3.3 */
 /* Command-line: gperf -m 10 unictype/pr_byname.gperf  */
 /* Computed positions: -k'1-2,8,14,18,$' */
 
@@ -71,9 +71,9 @@ properties_hash (register const char *str, register size_t len)
     {
       default:
         hval += asso_values[(unsigned char)str[17]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -82,9 +82,9 @@ properties_hash (register const char *str, register size_t len)
       case 15:
       case 14:
         hval += asso_values[(unsigned char)str[13]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -95,9 +95,9 @@ properties_hash (register const char *str, register size_t len)
       case 9:
       case 8:
         hval += asso_values[(unsigned char)str[7]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -108,9 +108,9 @@ properties_hash (register const char *str, register size_t len)
       case 3:
       case 2:
         hval += asso_values[(unsigned char)str[1]];
-#if defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang_major__ && defined __clang_minor__ && __clang_major__ + (__clang_minor__ >= 9) > 3))
+#if (defined __cplusplus && (__cplusplus >= 201703L || (__cplusplus >= 201103L && defined __clang__ && __clang_major__ + (__clang_minor__ >= 9) > 3))) || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 202000L && ((defined __GNUC__ && __GNUC__ >= 10) || (defined __clang__ && __clang_major__ >= 9)))
       [[fallthrough]];
-#elif defined __GNUC__ && __GNUC__ >= 7
+#elif (defined __GNUC__ && __GNUC__ >= 7) || (defined __clang__ && __clang_major__ >= 10)
       __attribute__ ((__fallthrough__));
 #endif
       /*FALLTHROUGH*/
@@ -567,6 +567,10 @@ static const struct properties_stringpool_t properties_stringpool_contents =
   };
 #define properties_stringpool ((const char *) &properties_stringpool_contents)
 
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
 static const struct named_property properties[] =
   {
     {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1},
@@ -1108,6 +1112,9 @@ static const struct named_property properties[] =
 #line 92 "unictype/pr_byname.gperf"
     {(int)(size_t)&((struct properties_stringpool_t *)0)->properties_stringpool_str565, UC_PROPERTY_INDEX_CHANGES_WHEN_CASEMAPPED}
   };
+#if (defined __GNUC__ && __GNUC__ + (__GNUC_MINOR__ >= 6) > 4) || (defined __clang__ && __clang_major__ >= 3)
+#pragma GCC diagnostic pop
+#endif
 
 static const struct named_property *
 uc_property_lookup (register const char *str, register size_t len)
@@ -1128,5 +1135,5 @@ uc_property_lookup (register const char *str, register size_t len)
             }
         }
     }
-  return 0;
+  return (struct named_property *) 0;
 }
diff --git a/lib/unictype/pr_case_ignorable.c b/lib/unictype/pr_case_ignorable.c
index 91fe494e..32beada9 100644
--- a/lib/unictype/pr_case_ignorable.c
+++ b/lib/unictype/pr_case_ignorable.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_cased.c b/lib/unictype/pr_cased.c
index 18c36b7f..440ffca6 100644
--- a/lib/unictype/pr_cased.c
+++ b/lib/unictype/pr_cased.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_changes_when_casefolded.c b/lib/unictype/pr_changes_when_casefolded.c
index a9124405..aa7d8f68 100644
--- a/lib/unictype/pr_changes_when_casefolded.c
+++ b/lib/unictype/pr_changes_when_casefolded.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_changes_when_casemapped.c b/lib/unictype/pr_changes_when_casemapped.c
index 5cb07370..2ffc5c10 100644
--- a/lib/unictype/pr_changes_when_casemapped.c
+++ b/lib/unictype/pr_changes_when_casemapped.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_changes_when_lowercased.c b/lib/unictype/pr_changes_when_lowercased.c
index 9f3ca34a..978ec0b4 100644
--- a/lib/unictype/pr_changes_when_lowercased.c
+++ b/lib/unictype/pr_changes_when_lowercased.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_changes_when_titlecased.c b/lib/unictype/pr_changes_when_titlecased.c
index f863bf6f..dbec7a9b 100644
--- a/lib/unictype/pr_changes_when_titlecased.c
+++ b/lib/unictype/pr_changes_when_titlecased.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_changes_when_uppercased.c b/lib/unictype/pr_changes_when_uppercased.c
index 2fb546ef..14e9a249 100644
--- a/lib/unictype/pr_changes_when_uppercased.c
+++ b/lib/unictype/pr_changes_when_uppercased.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2011.
 
    This file is free software.
diff --git a/lib/unictype/pr_combining.c b/lib/unictype/pr_combining.c
index d1286b1a..a7843792 100644
--- a/lib/unictype/pr_combining.c
+++ b/lib/unictype/pr_combining.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_composite.c b/lib/unictype/pr_composite.c
index 21c7abc9..e86f7958 100644
--- a/lib/unictype/pr_composite.c
+++ b/lib/unictype/pr_composite.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_currency_symbol.c b/lib/unictype/pr_currency_symbol.c
index 86edb848..7285a2a3 100644
--- a/lib/unictype/pr_currency_symbol.c
+++ b/lib/unictype/pr_currency_symbol.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_dash.c b/lib/unictype/pr_dash.c
index 892686cb..c5b52871 100644
--- a/lib/unictype/pr_dash.c
+++ b/lib/unictype/pr_dash.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_decimal_digit.c b/lib/unictype/pr_decimal_digit.c
index 23106468..8acf3d20 100644
--- a/lib/unictype/pr_decimal_digit.c
+++ b/lib/unictype/pr_decimal_digit.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_default_ignorable_code_point.c b/lib/unictype/pr_default_ignorable_code_point.c
index dd3b01c7..f98890c5 100644
--- a/lib/unictype/pr_default_ignorable_code_point.c
+++ b/lib/unictype/pr_default_ignorable_code_point.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_deprecated.c b/lib/unictype/pr_deprecated.c
index 14576761..54033fb3 100644
--- a/lib/unictype/pr_deprecated.c
+++ b/lib/unictype/pr_deprecated.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_diacritic.c b/lib/unictype/pr_diacritic.c
index d31980bf..883754fc 100644
--- a/lib/unictype/pr_diacritic.c
+++ b/lib/unictype/pr_diacritic.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_emoji.c b/lib/unictype/pr_emoji.c
index b6c27000..97008d72 100644
--- a/lib/unictype/pr_emoji.c
+++ b/lib/unictype/pr_emoji.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_emoji_component.c b/lib/unictype/pr_emoji_component.c
index ea9648fe..bf50c406 100644
--- a/lib/unictype/pr_emoji_component.c
+++ b/lib/unictype/pr_emoji_component.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_emoji_modifier.c b/lib/unictype/pr_emoji_modifier.c
index 84601e1a..ce4c7c2c 100644
--- a/lib/unictype/pr_emoji_modifier.c
+++ b/lib/unictype/pr_emoji_modifier.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_emoji_modifier_base.c b/lib/unictype/pr_emoji_modifier_base.c
index 20e886c2..9aae4d9f 100644
--- a/lib/unictype/pr_emoji_modifier_base.c
+++ b/lib/unictype/pr_emoji_modifier_base.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_emoji_presentation.c b/lib/unictype/pr_emoji_presentation.c
index 33a26c63..0e295d83 100644
--- a/lib/unictype/pr_emoji_presentation.c
+++ b/lib/unictype/pr_emoji_presentation.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_extended_pictographic.c b/lib/unictype/pr_extended_pictographic.c
index 400413e7..e75789cd 100644
--- a/lib/unictype/pr_extended_pictographic.c
+++ b/lib/unictype/pr_extended_pictographic.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_extender.c b/lib/unictype/pr_extender.c
index a0d73654..8b88a5db 100644
--- a/lib/unictype/pr_extender.c
+++ b/lib/unictype/pr_extender.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_format_control.c b/lib/unictype/pr_format_control.c
index 8461ce77..aec5fc0c 100644
--- a/lib/unictype/pr_format_control.c
+++ b/lib/unictype/pr_format_control.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_grapheme_base.c b/lib/unictype/pr_grapheme_base.c
index 973c2d38..020271ef 100644
--- a/lib/unictype/pr_grapheme_base.c
+++ b/lib/unictype/pr_grapheme_base.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_grapheme_extend.c b/lib/unictype/pr_grapheme_extend.c
index 202adab4..cf5d6139 100644
--- a/lib/unictype/pr_grapheme_extend.c
+++ b/lib/unictype/pr_grapheme_extend.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_grapheme_link.c b/lib/unictype/pr_grapheme_link.c
index 6439e6e5..1e273eb9 100644
--- a/lib/unictype/pr_grapheme_link.c
+++ b/lib/unictype/pr_grapheme_link.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_hex_digit.c b/lib/unictype/pr_hex_digit.c
index 4e6b856a..5cd26cfb 100644
--- a/lib/unictype/pr_hex_digit.c
+++ b/lib/unictype/pr_hex_digit.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_hyphen.c b/lib/unictype/pr_hyphen.c
index af86e4a8..e630a3a1 100644
--- a/lib/unictype/pr_hyphen.c
+++ b/lib/unictype/pr_hyphen.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_id_compat_math_continue.c b/lib/unictype/pr_id_compat_math_continue.c
index 9fdfd56d..f50f399d 100644
--- a/lib/unictype/pr_id_compat_math_continue.c
+++ b/lib/unictype/pr_id_compat_math_continue.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_id_compat_math_start.c b/lib/unictype/pr_id_compat_math_start.c
index 05ab514a..71e3725c 100644
--- a/lib/unictype/pr_id_compat_math_start.c
+++ b/lib/unictype/pr_id_compat_math_start.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_id_continue.c b/lib/unictype/pr_id_continue.c
index b59953ed..056fa58d 100644
--- a/lib/unictype/pr_id_continue.c
+++ b/lib/unictype/pr_id_continue.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_id_start.c b/lib/unictype/pr_id_start.c
index 30669490..2bd0a85d 100644
--- a/lib/unictype/pr_id_start.c
+++ b/lib/unictype/pr_id_start.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_ideographic.c b/lib/unictype/pr_ideographic.c
index ba07d20f..b7e1608a 100644
--- a/lib/unictype/pr_ideographic.c
+++ b/lib/unictype/pr_ideographic.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_ids_binary_operator.c b/lib/unictype/pr_ids_binary_operator.c
index e6481c18..3a4c5021 100644
--- a/lib/unictype/pr_ids_binary_operator.c
+++ b/lib/unictype/pr_ids_binary_operator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_ids_trinary_operator.c b/lib/unictype/pr_ids_trinary_operator.c
index bb9bf65a..13b5cab4 100644
--- a/lib/unictype/pr_ids_trinary_operator.c
+++ b/lib/unictype/pr_ids_trinary_operator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_ids_unary_operator.c b/lib/unictype/pr_ids_unary_operator.c
index 09e058de..54cd35d4 100644
--- a/lib/unictype/pr_ids_unary_operator.c
+++ b/lib/unictype/pr_ids_unary_operator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_ignorable_control.c b/lib/unictype/pr_ignorable_control.c
index 926732e6..63f6801f 100644
--- a/lib/unictype/pr_ignorable_control.c
+++ b/lib/unictype/pr_ignorable_control.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_iso_control.c b/lib/unictype/pr_iso_control.c
index c914aac6..51fb399d 100644
--- a/lib/unictype/pr_iso_control.c
+++ b/lib/unictype/pr_iso_control.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_join_control.c b/lib/unictype/pr_join_control.c
index dd986955..4d5e11a9 100644
--- a/lib/unictype/pr_join_control.c
+++ b/lib/unictype/pr_join_control.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_left_of_pair.c b/lib/unictype/pr_left_of_pair.c
index 9abbebdb..e9376a2c 100644
--- a/lib/unictype/pr_left_of_pair.c
+++ b/lib/unictype/pr_left_of_pair.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_line_separator.c b/lib/unictype/pr_line_separator.c
index 409db55a..a0848ece 100644
--- a/lib/unictype/pr_line_separator.c
+++ b/lib/unictype/pr_line_separator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_logical_order_exception.c b/lib/unictype/pr_logical_order_exception.c
index 1d4f0993..0456aa99 100644
--- a/lib/unictype/pr_logical_order_exception.c
+++ b/lib/unictype/pr_logical_order_exception.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_lowercase.c b/lib/unictype/pr_lowercase.c
index 9b468120..b83e9732 100644
--- a/lib/unictype/pr_lowercase.c
+++ b/lib/unictype/pr_lowercase.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_math.c b/lib/unictype/pr_math.c
index 1219656c..678ac30e 100644
--- a/lib/unictype/pr_math.c
+++ b/lib/unictype/pr_math.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_modifier_combining_mark.c b/lib/unictype/pr_modifier_combining_mark.c
index 0dda23be..5b69ceda 100644
--- a/lib/unictype/pr_modifier_combining_mark.c
+++ b/lib/unictype/pr_modifier_combining_mark.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_non_break.c b/lib/unictype/pr_non_break.c
index c8c6e138..597e38d8 100644
--- a/lib/unictype/pr_non_break.c
+++ b/lib/unictype/pr_non_break.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_not_a_character.c b/lib/unictype/pr_not_a_character.c
index d7077580..c162a733 100644
--- a/lib/unictype/pr_not_a_character.c
+++ b/lib/unictype/pr_not_a_character.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_numeric.c b/lib/unictype/pr_numeric.c
index ca1073b1..551b8a8c 100644
--- a/lib/unictype/pr_numeric.c
+++ b/lib/unictype/pr_numeric.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_alphabetic.c b/lib/unictype/pr_other_alphabetic.c
index ac7ec0c0..3b83bb82 100644
--- a/lib/unictype/pr_other_alphabetic.c
+++ b/lib/unictype/pr_other_alphabetic.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_default_ignorable_code_point.c b/lib/unictype/pr_other_default_ignorable_code_point.c
index 730eeca1..389e1603 100644
--- a/lib/unictype/pr_other_default_ignorable_code_point.c
+++ b/lib/unictype/pr_other_default_ignorable_code_point.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_grapheme_extend.c b/lib/unictype/pr_other_grapheme_extend.c
index 767eb9c3..3beda856 100644
--- a/lib/unictype/pr_other_grapheme_extend.c
+++ b/lib/unictype/pr_other_grapheme_extend.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_id_continue.c b/lib/unictype/pr_other_id_continue.c
index f27f4ff2..50a41640 100644
--- a/lib/unictype/pr_other_id_continue.c
+++ b/lib/unictype/pr_other_id_continue.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_id_start.c b/lib/unictype/pr_other_id_start.c
index 8bc11d62..c710da78 100644
--- a/lib/unictype/pr_other_id_start.c
+++ b/lib/unictype/pr_other_id_start.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_lowercase.c b/lib/unictype/pr_other_lowercase.c
index 6055596b..2b8e39d3 100644
--- a/lib/unictype/pr_other_lowercase.c
+++ b/lib/unictype/pr_other_lowercase.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_math.c b/lib/unictype/pr_other_math.c
index c11054b8..d9992e59 100644
--- a/lib/unictype/pr_other_math.c
+++ b/lib/unictype/pr_other_math.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_other_uppercase.c b/lib/unictype/pr_other_uppercase.c
index 1ad97eb3..8cf935a8 100644
--- a/lib/unictype/pr_other_uppercase.c
+++ b/lib/unictype/pr_other_uppercase.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_paired_punctuation.c b/lib/unictype/pr_paired_punctuation.c
index 825eb662..67a2ef98 100644
--- a/lib/unictype/pr_paired_punctuation.c
+++ b/lib/unictype/pr_paired_punctuation.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_paragraph_separator.c b/lib/unictype/pr_paragraph_separator.c
index 9903811f..0a1f7b3c 100644
--- a/lib/unictype/pr_paragraph_separator.c
+++ b/lib/unictype/pr_paragraph_separator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_pattern_syntax.c b/lib/unictype/pr_pattern_syntax.c
index d0c1a013..86a87aec 100644
--- a/lib/unictype/pr_pattern_syntax.c
+++ b/lib/unictype/pr_pattern_syntax.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_pattern_white_space.c b/lib/unictype/pr_pattern_white_space.c
index 752c90e5..6dbac6b8 100644
--- a/lib/unictype/pr_pattern_white_space.c
+++ b/lib/unictype/pr_pattern_white_space.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_prepended_concatenation_mark.c b/lib/unictype/pr_prepended_concatenation_mark.c
index d8bfc85a..25289002 100644
--- a/lib/unictype/pr_prepended_concatenation_mark.c
+++ b/lib/unictype/pr_prepended_concatenation_mark.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_private_use.c b/lib/unictype/pr_private_use.c
index 422018aa..d9157862 100644
--- a/lib/unictype/pr_private_use.c
+++ b/lib/unictype/pr_private_use.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_punctuation.c b/lib/unictype/pr_punctuation.c
index f05e6685..c3ae9496 100644
--- a/lib/unictype/pr_punctuation.c
+++ b/lib/unictype/pr_punctuation.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_quotation_mark.c b/lib/unictype/pr_quotation_mark.c
index 087677fe..8517caf7 100644
--- a/lib/unictype/pr_quotation_mark.c
+++ b/lib/unictype/pr_quotation_mark.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_radical.c b/lib/unictype/pr_radical.c
index 4fcb8b76..1159cab8 100644
--- a/lib/unictype/pr_radical.c
+++ b/lib/unictype/pr_radical.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_regional_indicator.c b/lib/unictype/pr_regional_indicator.c
index 26f873d4..799245c9 100644
--- a/lib/unictype/pr_regional_indicator.c
+++ b/lib/unictype/pr_regional_indicator.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2021-2025 Free Software Foundation, Inc.
+   Copyright (C) 2021-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2021.
 
    This file is free software.
diff --git a/lib/unictype/pr_sentence_terminal.c b/lib/unictype/pr_sentence_terminal.c
index d2a33752..c1d8d339 100644
--- a/lib/unictype/pr_sentence_terminal.c
+++ b/lib/unictype/pr_sentence_terminal.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_soft_dotted.c b/lib/unictype/pr_soft_dotted.c
index 0dc8e981..c0b62087 100644
--- a/lib/unictype/pr_soft_dotted.c
+++ b/lib/unictype/pr_soft_dotted.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_space.c b/lib/unictype/pr_space.c
index 8cb1aeb5..c29efa80 100644
--- a/lib/unictype/pr_space.c
+++ b/lib/unictype/pr_space.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_terminal_punctuation.c b/lib/unictype/pr_terminal_punctuation.c
index 671b2455..0649d55e 100644
--- a/lib/unictype/pr_terminal_punctuation.c
+++ b/lib/unictype/pr_terminal_punctuation.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_test.c b/lib/unictype/pr_test.c
index 693ae9ed..39ae4859 100644
--- a/lib/unictype/pr_test.c
+++ b/lib/unictype/pr_test.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2005-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2005-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_titlecase.c b/lib/unictype/pr_titlecase.c
index 74a60ee0..9ab21fcc 100644
--- a/lib/unictype/pr_titlecase.c
+++ b/lib/unictype/pr_titlecase.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_unassigned_code_value.c b/lib/unictype/pr_unassigned_code_value.c
index f884f69e..32dce534 100644
--- a/lib/unictype/pr_unassigned_code_value.c
+++ b/lib/unictype/pr_unassigned_code_value.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_unified_ideograph.c b/lib/unictype/pr_unified_ideograph.c
index 6ed16c09..219bc110 100644
--- a/lib/unictype/pr_unified_ideograph.c
+++ b/lib/unictype/pr_unified_ideograph.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_uppercase.c b/lib/unictype/pr_uppercase.c
index 88a5700c..6a4521ea 100644
--- a/lib/unictype/pr_uppercase.c
+++ b/lib/unictype/pr_uppercase.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_variation_selector.c b/lib/unictype/pr_variation_selector.c
index 45e31754..42fa2337 100644
--- a/lib/unictype/pr_variation_selector.c
+++ b/lib/unictype/pr_variation_selector.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_white_space.c b/lib/unictype/pr_white_space.c
index 639860bd..9a5f2af7 100644
--- a/lib/unictype/pr_white_space.c
+++ b/lib/unictype/pr_white_space.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_xid_continue.c b/lib/unictype/pr_xid_continue.c
index 122782b6..fb7de816 100644
--- a/lib/unictype/pr_xid_continue.c
+++ b/lib/unictype/pr_xid_continue.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_xid_start.c b/lib/unictype/pr_xid_start.c
index 55880e92..03dc6642 100644
--- a/lib/unictype/pr_xid_start.c
+++ b/lib/unictype/pr_xid_start.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/pr_zero_width.c b/lib/unictype/pr_zero_width.c
index 4eabfc8c..32534f59 100644
--- a/lib/unictype/pr_zero_width.c
+++ b/lib/unictype/pr_zero_width.c
@@ -1,5 +1,5 @@
 /* Properties of Unicode characters.
-   Copyright (C) 2002, 2006-2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006-2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2002.
 
    This file is free software.
diff --git a/lib/unictype/scripts.c b/lib/unictype/scripts.c
index 637623ed..f0940d7d 100644
--- a/lib/unictype/scripts.c
+++ b/lib/unictype/scripts.c
@@ -1,5 +1,5 @@
 /* Scripts of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software: you can redistribute it and/or modify
@@ -52,9 +52,8 @@ uc_script (ucs4_t uc)
 const uc_script_t *
 uc_script_byname (const char *script_name)
 {
-  const struct named_script *found;
-
-  found = uc_script_lookup (script_name, strlen (script_name));
+  const struct named_script *found =
+    uc_script_lookup (script_name, strlen (script_name));
   if (found != NULL)
     return &scripts[found->index];
   else
diff --git a/lib/unictype/sy_c_ident.c b/lib/unictype/sy_c_ident.c
index c6992698..70f96f08 100644
--- a/lib/unictype/sy_c_ident.c
+++ b/lib/unictype/sy_c_ident.c
@@ -1,5 +1,5 @@
 /* Syntax properties of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
diff --git a/lib/unictype/sy_c_whitespace.c b/lib/unictype/sy_c_whitespace.c
index 57b4d213..5cfc5f6c 100644
--- a/lib/unictype/sy_c_whitespace.c
+++ b/lib/unictype/sy_c_whitespace.c
@@ -1,5 +1,5 @@
 /* Syntax properties of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
diff --git a/lib/unictype/sy_java_ident.c b/lib/unictype/sy_java_ident.c
index e6b9c9b7..83f63e05 100644
--- a/lib/unictype/sy_java_ident.c
+++ b/lib/unictype/sy_java_ident.c
@@ -1,5 +1,5 @@
 /* Syntax properties of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.
diff --git a/lib/unictype/sy_java_whitespace.c b/lib/unictype/sy_java_whitespace.c
index 83c081cb..ceb5b3be 100644
--- a/lib/unictype/sy_java_whitespace.c
+++ b/lib/unictype/sy_java_whitespace.c
@@ -1,5 +1,5 @@
 /* Syntax properties of Unicode characters.
-   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2026 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This file is free software.