[PATCH] Do not include wctype.h in wchar.h with _GNU_SOURCE

[Yaakov Selkowitz]

_GNU_SOURCE generally enables all features, but in this case the POSIX
requirement to #include <wctype.h> for these is preferred.

Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>
---
 newlib/libc/include/wchar.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/newlib/libc/include/wchar.h b/newlib/libc/include/wchar.h
index f4996ec..3a2b89b 100644
--- a/newlib/libc/include/wchar.h
+++ b/newlib/libc/include/wchar.h
@@ -33,7 +33,7 @@ typedef __gnuc_va_list va_list;
 #endif
 #endif /* __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE */
 
-#if __XSI_VISIBLE /* && __XSI_VISIBLE < 800 */
+#if __XSI_VISIBLE /* && __XSI_VISIBLE < 800 */ && !__GNU_VISIBLE
 #include <wctype.h>
 #endif
 
-- 
2.8.3