For PR1319:
Upgrade to use new Tcl exec based test harness.

llvm-svn: 36062
diff --git a/llvm/test/Transforms/GlobalOpt/integer-bool.ll b/llvm/test/Transforms/GlobalOpt/integer-bool.ll
index 29cb4f5d..eef2f72 100644
--- a/llvm/test/Transforms/GlobalOpt/integer-bool.ll
+++ b/llvm/test/Transforms/GlobalOpt/integer-bool.ll
@@ -1,5 +1,5 @@
 ; RUN: llvm-upgrade < %s | llvm-as | opt -globalopt -instcombine | \
-; RUN:    llvm-dis | grep 'ret i1 true'
+; RUN:    llvm-dis | grep {ret i1 true}
 
 ;; check that global opt turns integers that only hold 0 or 1 into bools.