From 47e71a3711518cfba9febda25cde30af37132edc Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Mon, 13 Jun 2011 19:18:23 +0000
Subject: build/clang_darwin: Improve archs check to verify we can not just
 recognize arch, but actually compile a file with that arch.

llvm-svn: 132928
---
 compiler-rt/make/platform/clang_darwin.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'compiler-rt')

diff --git a/compiler-rt/make/platform/clang_darwin.mk b/compiler-rt/make/platform/clang_darwin.mk
index 6eb10c82267..0d6dbcb30ca 100644
--- a/compiler-rt/make/platform/clang_darwin.mk
+++ b/compiler-rt/make/platform/clang_darwin.mk
@@ -12,7 +12,7 @@ CheckArches = \
   $(shell \
     result=""; \
     for arch in $(1); do \
-      if $(CC) -arch $$arch -dumpversion > /dev/null; then \
+      if $(CC) -arch $$arch -c -x c /dev/null -o /dev/null; then \
         result="$$result$$arch "; \
       fi; \
     done; \
-- 
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