Use CRT_HAS_128BIT.

llvm-svn: 204182
diff --git a/compiler-rt/test/builtins/Unit/clzti2_test.c b/compiler-rt/test/builtins/Unit/clzti2_test.c
index d2ca164..5a0e3e8 100644
--- a/compiler-rt/test/builtins/Unit/clzti2_test.c
+++ b/compiler-rt/test/builtins/Unit/clzti2_test.c
@@ -11,11 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
-#if __x86_64
-
 #include "int_lib.h"
 #include <stdio.h>
 
+#ifdef CRT_HAS_128BIT
+
 // Returns: the number of leading 0-bits
 
 // Precondition: a != 0
@@ -41,7 +41,7 @@
 
 int main()
 {
-#if __x86_64
+#ifdef CRT_HAS_128BIT
     const int N = (int)(sizeof(ti_int) * CHAR_BIT);
 
     if (test__clzti2(0x00000001, N-1))