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/Preprocessor/macro_rescan2.c b/test/Preprocessor/macro_rescan2.c
index 4fae444..6914ae0 100644
--- a/test/Preprocessor/macro_rescan2.c
+++ b/test/Preprocessor/macro_rescan2.c
@@ -1,5 +1,5 @@
-// RUN: clang %s -E | grep 'a: 2\*f(9)' &&
-// RUN: clang %s -E | grep 'b: 2\*9\*g'
+// RUN: clang-cc %s -E | grep 'a: 2\*f(9)' &&
+// RUN: clang-cc %s -E | grep 'b: 2\*9\*g'
 
 #define f(a) a*g 
 #define g f