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mbrtowc: Fix wrong return value when n > UINT_MAX
[musl]
/
include
/
wctype.h
diff --git
a/include/wctype.h
b/include/wctype.h
index
3da1219
..
bc2420d
100644
(file)
--- a/
include/wctype.h
+++ b/
include/wctype.h
@@
-45,7
+45,7
@@
wctype_t wctype(const char *);
#ifndef __cplusplus
#undef iswdigit
-#define iswdigit(a) (
((unsigned)(a)-L
'0') < 10)
+#define iswdigit(a) (
0 ? iswdigit(a) : ((unsigned)(a)-
'0') < 10)
#endif
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \