diff options
Diffstat (limited to 'tests/snan.h')
| -rw-r--r-- | tests/snan.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tests/snan.h b/tests/snan.h index 986dac1f..2d955abc 100644 --- a/tests/snan.h +++ b/tests/snan.h @@ -1,5 +1,5 @@ /* Macros for signalling not-a-number. - Copyright (C) 2007-2024 Free Software Foundation, Inc. + Copyright (C) 2007-2025 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 @@ -17,6 +17,11 @@ #ifndef _SNAN_H #define _SNAN_H +/* This file uses _GL_UNUSED. */ +#if !_GL_CONFIG_H_INCLUDED + #error "Please include config.h first." +#endif + #include <float.h> #include <limits.h> #include <math.h> |