From: Dan Nicholson <dbn.lists@gmail.com>
Date: Wed, 16 Jan 2008 06:52:25 +0000 (-0800)
Subject: autoconf: Use -fno-strict-aliasing on GCC
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0c275b6a41294793030d9e380dbcc705264a3768;p=mesa.git

autoconf: Use -fno-strict-aliasing on GCC

This change adds -fno-strict-aliasing when using gcc and g++, just like
the existing configs.
---

diff --git a/configure.ac b/configure.ac
index 1a2a2cb46a9..89328486b4a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -66,9 +66,15 @@ esac
 dnl Add flags for gcc and g++
 if test "x$GCC" = xyes; then
     CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -std=c99 -ffast-math"
+
+    # Work around aliasing bugs - developers should comment this out
+    CFLAGS="$CFLAGS -fno-strict-aliasing"
 fi
 if test "x$GXX" = xyes; then
     CXXFLAGS="$CXXFLAGS -Wall"
+
+    # Work around aliasing bugs - developers should comment this out
+    CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
 fi
 
 dnl These should be unnecessary, but let the user set them if they want