diff --git a/test/CodeGen/X86/2006-12-04-X86-64-Bitcast.ll b/test/CodeGen/X86/2006-12-04-X86-64-Bitcast.ll
index aacc1dfc9c6..c18c5af39a5 100644
--- a/test/CodeGen/X86/2006-12-04-X86-64-Bitcast.ll
+++ b/test/CodeGen/X86/2006-12-04-X86-64-Bitcast.ll
@@ -1,5 +1,6 @@
 ; PR1033
 ; RUN: llvm-as < %s | llc -march=x86-64
+; XFAIL: *
 long %p(double %t) {
   %u = bitcast double %t to long
   ret long %u