Pass -ffreestanding' to clang.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65584 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/ccc-analyzer b/utils/ccc-analyzer
index 2f014cd..8bb1d75 100755
--- a/utils/ccc-analyzer
+++ b/utils/ccc-analyzer
@@ -235,7 +235,8 @@
   '-nostdinc' => 0,
   '-fblocks' => 0,
   '-fobjc-gc-only' => 0,
-  '-fobjc-gc' => 0,  
+  '-fobjc-gc' => 0,
+  '-ffreestanding' => 0,
   '-include' => 1,
   '-idirafter' => 1,
   '-iprefix' => 1,