From 51b669f679119556a12798096794845cd1049d95 Mon Sep 17 00:00:00 2001
From: Yaakov Selkowitz <yselkowi@redhat.com>
Date: Fri, 12 Aug 2016 13:44:26 -0500
Subject: [PATCH] Do not include wctype.h in wchar.h with _GNU_SOURCE

_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 f4996ecc5..3a2b89b08 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