diff --git a/test/CodeGenCXX/c99-variable-length-array.cpp b/test/CodeGenCXX/c99-variable-length-array.cpp
index 66c14ff..76f99c7 100644
--- a/test/CodeGenCXX/c99-variable-length-array.cpp
+++ b/test/CodeGenCXX/c99-variable-length-array.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
 struct X {
   X();
   ~X();