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func-attr: clang 3.5 doesn't support alloc_size

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The attribute was removed in commit c047507 in the clang repository as it
was never properly implemented anyway. This fixes compiling with clang 3.5.

Fixes issue #429
This commit is contained in:
Nicolas Hillegeer
2014-03-31 18:39:51 +02:00
committed by Thiago de Arruda
parent 5d30654512
commit f5db0d01ba
1 changed files with 29 additions and 3 deletions
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32
src/func_attr.h
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@@ -29,8 +29,6 @@
// (not definition), like so:
// void myfunc(void) FUNC_ATTR_ALWAYS_INLINE;
#define FUNC_ATTR_MALLOC __attribute__((malloc))
#define FUNC_ATTR_ALLOC_SIZE(x) __attribute__((alloc_size(x)))
#define FUNC_ATTR_ALLOC_SIZE_PROD(x,y) __attribute__((alloc_size(x,y)))
#define FUNC_ATTR_ALLOC_ALIGN(x) __attribute__((alloc_align(x)))
#define FUNC_ATTR_PURE __attribute__ ((pure))
#define FUNC_ATTR_CONST __attribute__((const))
@@ -43,15 +41,43 @@
// intel only
#else
// gcc only
#define FUNC_ATTR_ALLOC_SIZE(x) __attribute__((alloc_size(x)))
#define FUNC_ATTR_ALLOC_SIZE_PROD(x,y) __attribute__((alloc_size(x,y)))
#endif
#else
#endif
// define function attributes that haven't been defined for this specific
// compiler.
#ifndef FUNC_ATTR_MALLOC
#define FUNC_ATTR_MALLOC
#endif
#ifndef FUNC_ATTR_ALLOC_SIZE
#define FUNC_ATTR_ALLOC_SIZE(x)
#endif
#ifndef FUNC_ATTR_ALLOC_SIZE_PROD
#define FUNC_ATTR_ALLOC_SIZE_PROD(x,y)
#endif
#ifndef FUNC_ATTR_ALLOC_ALIGN
#define FUNC_ATTR_ALLOC_ALIGN(x)
#endif
#ifndef FUNC_ATTR_PURE
#define FUNC_ATTR_PURE
#endif
#ifndef FUNC_ATTR_CONST
#define FUNC_ATTR_CONST
#endif
#ifndef FUNC_ATTR_WARN_UNUSED_RESULT
#define FUNC_ATTR_WARN_UNUSED_RESULT
#endif
#ifndef FUNC_ATTR_ALWAYS_INLINE
#define FUNC_ATTR_ALWAYS_INLINE
#endif