From 3df6fd706cd4d16b70678de3e78a7ab7a5025047 Mon Sep 17 00:00:00 2001
From: Jim Fehlig <jfehlig@novell.com>
Date: Wed, 6 Apr 2011 15:05:45 -0600
Subject: [PATCH] Fix build for older gcc

With gcc 4.3.4 I'm seeing the following warning failure

cc1: warnings being treated as errors
cc1: error: -funit-at-a-time is required for inlining of functions
that are only called once [-Wdisabled-optimization]

Add -funit-at-a-time to WARN_CFLAGS.
---
 m4/virt-compile-warnings.m4 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/m4/virt-compile-warnings.m4 b/m4/virt-compile-warnings.m4
index 819da8fc77..8df6f9cc5a 100644
--- a/m4/virt-compile-warnings.m4
+++ b/m4/virt-compile-warnings.m4
@@ -112,6 +112,7 @@ AC_DEFUN([LIBVIRT_COMPILE_WARNINGS],[
         gl_WARN_ADD([-fexceptions])
         gl_WARN_ADD([-fasynchronous-unwind-tables])
         gl_WARN_ADD([-fdiagnostics-show-option])
+        gl_WARN_ADD([-funit-at-a-time])
 
         if test "$enable_compile_warnings" = "error"
         then
-- 
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