From f3ad95a80b1f790f9acd8a54236930661147c4ec Mon Sep 17 00:00:00 2001
From: Bob Wilson <bob.wilson@apple.com>
Date: Fri, 12 Oct 2012 21:48:14 +0000
Subject: Use MACOSX_DEPLOYMENT_TARGET when it is set.
 <rdar://problem/12433905>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165828 91177308-0d34-0410-b5e6-96231b3b80d8
---
 Makefile.rules | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Makefile.rules')

diff --git a/Makefile.rules b/Makefile.rules
index b929ffea59..b2b02c25d4 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -571,7 +571,11 @@ endif
 #--------------------------------------------------------------------
 
 ifeq ($(HOST_OS),Darwin)
+ ifdef MACOSX_DEPLOYMENT_TARGET
+  DARWIN_VERSION := $(MACOSX_DEPLOYMENT_TARGET)
+ else
   DARWIN_VERSION := `sw_vers -productVersion`
+ endif
   # Strip a number like 10.4.7 to 10.4
   DARWIN_VERSION := $(shell echo $(DARWIN_VERSION)| sed -E 's/(10.[0-9]).*/\1/')
   # Get "4" out of 10.4 for later pieces in the makefile.
-- 
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