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| author | Kaveh R. Ghazi <ghazi@caip.rutgers.edu> | 2004-01-27 02:33:22 +0000 |
|---|---|---|
| committer | Kaveh Ghazi <ghazi@gcc.gnu.org> | 2004-01-27 02:33:22 +0000 |
| commit | 1c62e7b282ae85cf578a3af015941e717422f116 (patch) | |
| tree | b72bec59563c306cade59d3562d4d103bc29ffb3 /gcc/system.h | |
| parent | ba9119ec894e7151e50cc5889fe3b6381d096e8c (diff) | |
| download | gcc-1c62e7b282ae85cf578a3af015941e717422f116.zip gcc-1c62e7b282ae85cf578a3af015941e717422f116.tar.gz gcc-1c62e7b282ae85cf578a3af015941e717422f116.tar.bz2 | |
system.h (CHAR_BITFIELD): Delete.
* system.h (CHAR_BITFIELD): Delete.
(BOOL_BITFIELD): New.
* c-decl.c (c_scope): Use BOOL_BITFIELD.
* gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
cp:
* cp-tree.h (language_function, lang_type_header): Use
BOOL_BITFIELD.
* name-lookup.h (cp_binding_level): Likewise.
From-SVN: r76686
Diffstat (limited to 'gcc/system.h')
| -rw-r--r-- | gcc/system.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/gcc/system.h b/gcc/system.h index 93cfd18..defeed0 100644 --- a/gcc/system.h +++ b/gcc/system.h @@ -486,16 +486,21 @@ extern int snprintf (char *, size_t, const char *, ...); #define HOST_BIT_BUCKET "/dev/null" #endif -/* Be conservative and only use enum bitfields with GCC. Likewise for - char bitfields. +/* Be conservative and only use enum bitfields with GCC. FIXME: provide a complete autoconf test for buggy enum bitfields. */ #if (GCC_VERSION > 2000) #define ENUM_BITFIELD(TYPE) __extension__ enum TYPE -#define CHAR_BITFIELD __extension__ unsigned char #else #define ENUM_BITFIELD(TYPE) unsigned int -#define CHAR_BITFIELD unsigned int +#endif + +/* We only use bool bitfields with gcc3. Some supposedly C99 + compilers don't handle them correctly. */ +#if (GCC_VERSION >= 3000) +#define BOOL_BITFIELD _Bool +#else +#define BOOL_BITFIELD unsigned int #endif #ifndef offsetof |