Rename clang to clang-cc.

Tests and drivers updated, still need to shuffle dirs.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67602 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Rewriter/finally.m b/test/Rewriter/finally.m
index 0d623dc..bdc5a34 100644
--- a/test/Rewriter/finally.m
+++ b/test/Rewriter/finally.m
@@ -1,4 +1,4 @@
-// RUN: clang -rewrite-objc -verify %s -o -
+// RUN: clang-cc -rewrite-objc -verify %s -o -
 
 int main() {
   @try {