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Add macro for unused function attribute.

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Suggested-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
This commit is contained in:
Vinson Lee 2015-03-07 14:07:10 -08:00
parent 7aba4ab1f3
commit 5f759836ad
3 changed files with 8 additions and 0 deletions
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1
configure.ac
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@ -195,6 +195,7 @@ AX_GCC_FUNC_ATTRIBUTE([flatten])
AX_GCC_FUNC_ATTRIBUTE([format])
AX_GCC_FUNC_ATTRIBUTE([malloc])
AX_GCC_FUNC_ATTRIBUTE([packed])
AX_GCC_FUNC_ATTRIBUTE([unused])
AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)

1
scons/gallium.py
View file

@ -369,6 +369,7 @@ def generate(env):
'HAVE___BUILTIN_FFS',
'HAVE___BUILTIN_FFSLL',
'HAVE_FUNC_ATTRIBUTE_FLATTEN',
'HAVE_FUNC_ATTRIBUTE_UNUSED',
# GCC 3.0
'HAVE_FUNC_ATTRIBUTE_FORMAT',
'HAVE_FUNC_ATTRIBUTE_PACKED',

6
src/util/macros.h
View file

@ -176,5 +176,11 @@ do { \
# endif
#endif
#ifdef HAVE_FUNC_ATTRIBUTE_UNUSED
#define UNUSED __attribute__((unused))
#else
#define UNUSED
#endif
#endif /* UTIL_MACROS_H */