diff options
Diffstat (limited to 'gcc/cpplib.h')
| -rw-r--r-- | gcc/cpplib.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/gcc/cpplib.h b/gcc/cpplib.h index 520f2a2..9063647 100644 --- a/gcc/cpplib.h +++ b/gcc/cpplib.h @@ -191,11 +191,22 @@ struct cpp_token }; /* A type wide enough to hold any multibyte source character. - cpplib's character constant interpreter uses shifts, and so - requires an unsigned type. */ -typedef unsigned int cppchar_t; -/* Its signed equivalent. */ -typedef int cppchar_signed_t; + cpplib's character constant interpreter requires an unsigned type. + Also, a typedef for the signed equivalent. */ +#ifndef MAX_WCHAR_TYPE_SIZE +# define MAX_WCHAR_TYPE_SIZE WCHAR_TYPE_SIZE +#endif +#if SIZEOF_INT >= MAX_WCHAR_TYPE_SIZE +# define CPPCHAR_SIGNED_T int +#else +# if SIZEOF_LONG >= MAX_WCHAR_TYPE_SIZE || !HAVE_LONG_LONG +# define CPPCHAR_SIGNED_T long +# else +# define CPPCHAR_SIGNED_T long long +# endif +#endif +typedef unsigned CPPCHAR_SIGNED_T cppchar_t; +typedef CPPCHAR_SIGNED_T cppchar_signed_t; /* Values for opts.dump_macros. dump_only means inhibit output of the preprocessed text |