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-rw-r--r--gnulib-m4/builtin-expect.m46
1 files changed, 4 insertions, 2 deletions
diff --git a/gnulib-m4/builtin-expect.m4 b/gnulib-m4/builtin-expect.m4
index 8faffc50..33f255e9 100644
--- a/gnulib-m4/builtin-expect.m4
+++ b/gnulib-m4/builtin-expect.m4
@@ -1,10 +1,12 @@
-dnl Check for __builtin_expect.
-
+# builtin-expect.m4
+# serial 2
dnl Copyright 2016-2024 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
+dnl Provide a GCC-compatible __builtin_expect macro in <config.h>.
+
dnl Written by Paul Eggert.
AC_DEFUN([gl___BUILTIN_EXPECT],