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/indent_macro.c b/test/Preprocessor/indent_macro.c
index 0dcaa7b..f6b411e 100644
--- a/test/Preprocessor/indent_macro.c
+++ b/test/Preprocessor/indent_macro.c
@@ -1,4 +1,4 @@
-// RUN: clang -E %s | grep '^   zzap$'
+// RUN: clang-cc -E %s | grep '^   zzap$'
 
 // zzap is on a new line, should be indented.
 #define BLAH  zzap