diff --git a/llvm/test/Transforms/ADCE/2007-07-23-InfiniteLoop.ll b/llvm/test/Transforms/ADCE/2007-07-23-InfiniteLoop.ll
index f3500ed7e182..60e719bfd533 100644
--- a/llvm/test/Transforms/ADCE/2007-07-23-InfiniteLoop.ll
+++ b/llvm/test/Transforms/ADCE/2007-07-23-InfiniteLoop.ll
@@ -1,5 +1,6 @@
 ; RUN: llvm-as < %s |   opt -adce | llvm-dis | grep switch
 ; PR 1564
+; XFAIL: *
   
 define fastcc void @out() {
     start: