From d2e2b309e82f9f0f68f62952673233331465917f Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 14 Apr 2012 03:55:06 +0000
Subject: * configure.in (UNREACHABLE): gcc 4.4 eliminates unreachable code  
 if -O3 is given. * win32/win32.c (child_result): dropped colon.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35324 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.in | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 9b44842666..e7cb7455a0 100644
--- a/configure.in
+++ b/configure.in
@@ -912,11 +912,13 @@ if test "$GCC" = yes; then
     fi
 
     AC_CACHE_CHECK(for __builtin_unreachable, rb_cv_func___builtin_unreachable,
+    [RUBY_WERROR_FLAG(
     [AC_TRY_LINK([@%:@include <stdlib.h>],
 	[exit(0); __builtin_unreachable();],
 	[rb_cv_func___builtin_unreachable=yes],
 	[rb_cv_func___builtin_unreachable=no])
     ])
+    ])
     if test "$rb_cv_func___builtin_unreachable" = yes; then
 	AC_DEFINE_UNQUOTED(UNREACHABLE, [__builtin_unreachable()])
     fi
-- 
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