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[COMMITTED PATCH] Fix setenv.c diagnostic pragma to be compatible with GCC 4.6
- From: Roland McGrath <roland at hack dot frob dot com>
- To: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Tue, 2 Jun 2015 13:00:30 -0700 (PDT)
- Subject: [COMMITTED PATCH] Fix setenv.c diagnostic pragma to be compatible with GCC 4.6
- Authentication-results: sourceware.org; auth=none
2015-06-02 Roland McGrath <roland@hack.frob.com>
* stdlib/setenv.c [__GNUC__,__GNUC_MINOR__ < 4,7]: Use
"-Wuninitialized" rather than "-Wmaybe-uninitialized" in pragma.
diff --git a/stdlib/setenv.c b/stdlib/setenv.c
index 184a8cd..b9e0ba8 100644
--- a/stdlib/setenv.c
+++ b/stdlib/setenv.c
@@ -24,7 +24,11 @@
there seems to be no way to pacify GCC selectively, only for the
place where it's needed. Do not use DIAG_IGNORE_NEEDS_COMMENT
here, as it's not defined yet. */
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
+#if ((__GNUC__ << 16) + __GNUC_MINOR__) >= ((4 << 16) + 7)
+# pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
+#else
+# pragma GCC diagnostic ignored "-Wuninitialized"
+#endif
#include <errno.h>
#if !_LIBC