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authorJörg Frings-Fürst <debian@jff.email>2024-03-03 19:11:58 +0100
committerJörg Frings-Fürst <debian@jff.email>2024-03-03 19:11:58 +0100
commit9853b168f68cbb09b75a817343cedde2aca4c76c (patch)
treedb628840acea83dbccaf5676b89579a80e02ef51 /lib/isnanf-nolibm.h
parentd83e85a2e6064c36f6ad3c848e39d8b8c101c4f7 (diff)
parent7cf710f6587e71a193a55d84dd6d8ae1a8a69ce0 (diff)
Merge branch 'feature/upstream' into develop
Diffstat (limited to 'lib/isnanf-nolibm.h')
-rw-r--r--lib/isnanf-nolibm.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/isnanf-nolibm.h b/lib/isnanf-nolibm.h
index 4ce81d6c..520b8147 100644
--- a/lib/isnanf-nolibm.h
+++ b/lib/isnanf-nolibm.h
@@ -1,5 +1,5 @@
/* Test for NaN that does not need libm.
- Copyright (C) 2007-2022 Free Software Foundation, Inc.
+ Copyright (C) 2007-2024 Free Software Foundation, Inc.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
@@ -14,6 +14,11 @@
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
+/* This file uses HAVE_ISNANF_IN_LIBC. */
+#if !_GL_CONFIG_H_INCLUDED
+ #error "Please include config.h first."
+#endif
+
#if HAVE_ISNANF_IN_LIBC
/* Get declaration of isnan macro or (older) isnanf function. */
# include <math.h>