add powerpc64 port

[oweals/musl.git] / include / wctype.h

diff --git a/include/wctype.h b/include/wctype.h
index 3ac24f13841a762c1ee948cffed32c19841162e3..bc2420d3fd84756c11bc575b41224266baf18925 100644 (file)
--- a/include/wctype.h
+++ b/include/wctype.h
@@ -43,8 +43,10 @@ wint_t    towupper(wint_t);
 wctrans_t wctrans(const char *);
 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) \
  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)