Fix RUN line to not litter the test directory.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@76320 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenObjC/object-incr-decr-1.m b/test/CodeGenObjC/object-incr-decr-1.m
index 96c2182..53311f7 100644
--- a/test/CodeGenObjC/object-incr-decr-1.m
+++ b/test/CodeGenObjC/object-incr-decr-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -triple i386-apple-darwin9 -fnext-runtime -emit-llvm %s
+// RUN: clang-cc -triple i386-apple-darwin9 -fnext-runtime -emit-llvm %s -o %t
 
 @interface Foo 
 {