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author | Rich Felker <dalias@aerifal.cx> | 2015-05-02 21:17:19 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2015-05-02 21:19:08 -0400 |
commit | d0040e239e8d3048a7fb38f0bacaad4838fac605 (patch) | |
tree | 06073a41aeaf4c09a24efb9d6829e58379ef61ca /include/wchar.h | |
parent | 7fe273b2c163e4594221375120c6ce209a783262 (diff) | |
download | musl-d0040e239e8d3048a7fb38f0bacaad4838fac605.tar.gz musl-d0040e239e8d3048a7fb38f0bacaad4838fac605.tar.bz2 musl-d0040e239e8d3048a7fb38f0bacaad4838fac605.tar.xz musl-d0040e239e8d3048a7fb38f0bacaad4838fac605.zip |
improve iswdigit macro to diagnose errors
this is analogous to commit 2ca55a93f2a11185d72dcb69006fd2c30b5c3144
for the macros in ctype.h.
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 |