fix a bug I introduced, no idea how this didn't repro right.

llvm-svn: 116462
diff --git a/llvm/test/Transforms/ConstProp/overflow-ops.ll b/llvm/test/Transforms/ConstProp/overflow-ops.ll
index 50dc205..5587e9b 100644
--- a/llvm/test/Transforms/ConstProp/overflow-ops.ll
+++ b/llvm/test/Transforms/ConstProp/overflow-ops.ll
@@ -1,5 +1,4 @@
-; RUN: true
-; opt < %s -constprop -S | FileCheck %s
+; RUN: opt < %s -constprop -S | FileCheck %s
 
 %i8i1 = type {i8, i1}