[PM] Port ConstantMerge to the new pass manager.

llvm-svn: 268582
diff --git a/llvm/test/Transforms/ConstantMerge/merge-both.ll b/llvm/test/Transforms/ConstantMerge/merge-both.ll
index 514c789..824ad5a 100644
--- a/llvm/test/Transforms/ConstantMerge/merge-both.ll
+++ b/llvm/test/Transforms/ConstantMerge/merge-both.ll
@@ -1,4 +1,4 @@
-; RUN: opt -constmerge -S < %s | FileCheck %s
+; RUN: opt -S < %s -passes=constmerge | FileCheck %s
 ; Test that in one run var3 is merged into var2 and var1 into var4.
 ; Test that we merge @var5 and @var6 into one with the higher alignment