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Check for builtin before using it

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The check for __has_builtin being defined and using the __has_builtin() macro need to be on different lines, as when __has_builtin is not defined, using the __has_builtin() macro is an invalid preprocessor directive.
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Ned Loynd
2023-03-07 10:17:44 +11:00
parent bc8dc72739
commit f4c9ddf530
1 changed files with 7 additions and 3 deletions
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10
include/cglm/types.h
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@@ -32,9 +32,13 @@
# define CGLM_ALIGN_MAT CGLM_ALIGN(16)
#endif
#ifdef __GNUC__
# define CGLM_ASSUME_ALIGNED(expr, alignment) \
__builtin_assume_aligned((expr), (alignment))
#if defined(__has_builtin)
# if __has_builtin(__builtin_assume_aligned)
# define CGLM_ASSUME_ALIGNED(expr, alignment) \
__builtin_assume_aligned((expr), (alignment))
# else
# define CGLM_ASSUME_ALIGNED(expr, alignment) (expr)
# endif
#else
# define CGLM_ASSUME_ALIGNED(expr, alignment) (expr)
#endif