Update old-style syntax in some "not grep" tests.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50560 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Transforms/SimplifyCFG/branch-phi-thread.ll b/test/Transforms/SimplifyCFG/branch-phi-thread.ll
index abad19c..c536b6c 100644
--- a/test/Transforms/SimplifyCFG/branch-phi-thread.ll
+++ b/test/Transforms/SimplifyCFG/branch-phi-thread.ll
@@ -1,5 +1,5 @@
 ; RUN: llvm-as < %s | opt -simplifycfg -adce | llvm-dis | \
-; RUN:   not grep {call void %f1}
+; RUN:   not grep {call void @f1}
 ; END.
 
 declare void @f1()