clang/test: [PR8833] Introduce the feature "LP64" to suppress LLP64-incompatible tests.

I think some of them could be rewritten to fit also LLP64.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@163699 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/2008-12-23-AsmIntPointerTie.c b/test/CodeGen/2008-12-23-AsmIntPointerTie.c
index df646b7..04b285e 100644
--- a/test/CodeGen/2008-12-23-AsmIntPointerTie.c
+++ b/test/CodeGen/2008-12-23-AsmIntPointerTie.c
@@ -1,4 +1,5 @@
 // RUN: %clang_cc1 %s -emit-llvm -O1 -o -
+// REQUIRES: LP64
 
 typedef long intptr_t;
 int test(void *b) {