diff options
Diffstat (limited to 'include/wchar.h')
-rw-r--r-- | include/wchar.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/wchar.h b/include/wchar.h index ad727a86..0167dce6 100644 --- a/include/wchar.h +++ b/include/wchar.h @@ -175,7 +175,7 @@ wctype_t wctype(const char *); #ifndef __cplusplus #undef iswdigit -#define iswdigit(a) ((unsigned)(a)-'0' < 10) +#define iswdigit(a) (0 ? iswdigit(a) : ((unsigned)(a)-'0') < 10) #endif #endif |