From 6ce7d8008c59fd6cf0be975a503d202866d45744 Mon Sep 17 00:00:00 2001
From: Ian Lynagh <igloo@earth.li>
Date: Wed, 11 Jan 2012 19:01:55 +0000
Subject: [PATCH] Don't try to use gcc-4.2 on XCode >= 4.2

It was removed in 4.2.
---
 aclocal.m4 | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/aclocal.m4 b/aclocal.m4
index 54006641ad1d..7d33fcdfbb5e 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1936,10 +1936,12 @@ AC_DEFUN([XCODE_VERSION],[
 # Finds where gcc is
 AC_DEFUN([FIND_GCC],[
     if test "$TargetOS_CPP" = "darwin" &&
-        test "$XCodeVersion1" -ge 4
+       test "$XCodeVersion1" -eq 4 &&
+       test "$XCodeVersion2" -lt 2
     then
-        # From Xcode 4, use 'gcc-4.2' to force the use of the gcc legacy
-        # backend (instead of the LLVM backend)
+        # In Xcode 4.1, 'gcc-4.2' is the gcc legacy backend (rather
+        # than the LLVM backend). We prefer the legacy gcc, but in
+        # Xcode 4.2 'gcc-4.2' was removed.
         FP_ARG_WITH_PATH_GNU_PROG([CC], [gcc-4.2])
     else
         FP_ARG_WITH_PATH_GNU_PROG([CC], [gcc])
-- 
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