diff --git a/test/Transforms/IPConstantProp/return-constant.ll b/test/Transforms/IPConstantProp/return-constant.ll
index 4ffff22e5d1..a3e2832c5ee 100644
--- a/test/Transforms/IPConstantProp/return-constant.ll
+++ b/test/Transforms/IPConstantProp/return-constant.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | opt -ipconstprop -instcombine | llvm-dis 
+; RUN: llvm-as < %s | opt -ipconstprop -instcombine | llvm-dis | grep 'ret bool true'
 implementation
 
 internal int %foo(bool %C) {