Add x86 requirement to hopefully fix ppc bots.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173190 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Parser/ms-inline-asm.c b/test/Parser/ms-inline-asm.c
index c6db602..11d56b6 100644
--- a/test/Parser/ms-inline-asm.c
+++ b/test/Parser/ms-inline-asm.c
@@ -1,3 +1,4 @@
+// REQUIRES: x86-64-registered-target
 // RUN: %clang_cc1 %s -verify -fasm-blocks
 
 #define M __asm int 0x2c