diff --git a/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c b/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
index 96356c553db..ee74432db31 100644
--- a/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
+++ b/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
@@ -1,5 +1,5 @@
-// RUN: %llvmgcc -S %s -o - | grep {llvm.ctlz.i32(i32} | wc -l | grep 2
-// XFAIL: *
+// RUN: %llvmgcc -S %s -o - | grep {llvm.ctlz.i32( i32} | wc -l | grep 2
+// RUN: %llvmgcc -S %s -o - | grep {llvm.ctlz.i32(i32} | wc -l | grep 1
 
 unsigned t2(unsigned X) {
   return __builtin_clz(X);