From e0a0e51248348bb10524d8af69b3d8475c9cc299 Mon Sep 17 00:00:00 2001
From: Howard Hinnant <hhinnant@apple.com>
Date: Fri, 7 Oct 2011 19:52:29 +0000
Subject: [PATCH] Change compatibility_version

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@141391 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/buildit | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/buildit b/lib/buildit
index 0b191f38..d6e6afc4 100755
--- a/lib/buildit
+++ b/lib/buildit
@@ -35,7 +35,7 @@ then
   RC_ProjectSourceVersion=1
 fi
 
-EXTRA_FLAGS="-std=c++0x "
+EXTRA_FLAGS="-std=c++0x -Wglobal-constructors"
 
 case $TRIPLE in
   *-apple-*)
@@ -70,7 +70,8 @@ case $TRIPLE in
 		fi
 	    LDSHARED_FLAGS="-o libc++.1.dylib \
 			-dynamiclib -nodefaultlibs  \
-			-current_version ${RC_ProjectSourceVersion} -compatibility_version 1 \
+			-current_version ${RC_ProjectSourceVersion} \
+			-compatibility_version ${RC_ProjectSourceVersion} \
 			-install_name /usr/lib/libc++.1.dylib \
 			-lSystem  \
 			-Wl,-unexported_symbols_list,libc++unexp.exp  \