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include: Add declarations of _alloca and alloca for MSVC mode.

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This fixes builds with recent Clang 15 (which still is in development),
which errors out on implicit declarations.

Signed-off-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
(cherry picked from commit 8f8b802e12)
Signed-off-by: Michael Stefaniuc <mstefani@winehq.org>
This commit is contained in:
Martin Storsjö 2022-04-25 11:46:39 +03:00 • committed by Alexandre Julliard
parent 7db96e3a59
commit 7ad7d8a2c9
1 changed files with 6 additions and 0 deletions
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6
include/msvcrt/malloc.h
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@ -77,6 +77,10 @@ _ACRTIMP void* __cdecl _aligned_offset_realloc(void*,size_t,size_t,size_t);
_ACRTIMP size_t __cdecl _get_sbh_threshold(void); _ACRTIMP size_t __cdecl _get_sbh_threshold(void);
_ACRTIMP int __cdecl _set_sbh_threshold(size_t size); _ACRTIMP int __cdecl _set_sbh_threshold(size_t size);
#ifdef _MSC_VER
void *_alloca(size_t size);
#endif
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif
@ -84,6 +88,8 @@ _ACRTIMP int __cdecl _set_sbh_threshold(size_t size);
# ifdef __GNUC__ # ifdef __GNUC__
# define _alloca(x) __builtin_alloca((x)) # define _alloca(x) __builtin_alloca((x))
# define alloca(x) __builtin_alloca((x)) # define alloca(x) __builtin_alloca((x))
# elif defined(_MSC_VER)
# define alloca(x) _alloca((x))
# endif # endif
#endif /* __WINE_MALLOC_H */ #endif /* __WINE_MALLOC_H */