Test case makes a platform assumption, so force triple.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61310 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenObjC/encode-test.m b/test/CodeGenObjC/encode-test.m
index b07503d..8e894c4 100644
--- a/test/CodeGenObjC/encode-test.m
+++ b/test/CodeGenObjC/encode-test.m
@@ -1,4 +1,4 @@
-// RUN: clang -fnext-runtime -emit-llvm -o %t %s &&
+// RUN: clang -triple=i686-apple-darwin9 -fnext-runtime -emit-llvm -o %t %s &&
 // RUN: grep -e "\^{Innermost=CC}" %t | count 1 &&
 // RUN: grep -e "{Derived=#ib32b8b3b8sb16b8b8b2b8ccb6}" %t | count 1 &&
 // RUN: grep -e "{B1=#@c}" %t | count 1 &&