fix a bunch of spurious failures for people whose home directory
is sabre.

llvm-svn: 81528
diff --git a/llvm/test/Transforms/SimplifyCFG/hoist-common-code.ll b/llvm/test/Transforms/SimplifyCFG/hoist-common-code.ll
index 3568571..5c83e2a 100644
--- a/llvm/test/Transforms/SimplifyCFG/hoist-common-code.ll
+++ b/llvm/test/Transforms/SimplifyCFG/hoist-common-code.ll
@@ -1,4 +1,4 @@
-; RUN: opt %s -simplifycfg -S | not grep br
+; RUN: opt < %s -simplifycfg -S | not grep br
 
 declare void @bar(i32)