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/assembler-with-cpp.c b/test/Preprocessor/assembler-with-cpp.c
index ecb77e5..7a2830b 100644
--- a/test/Preprocessor/assembler-with-cpp.c
+++ b/test/Preprocessor/assembler-with-cpp.c
@@ -1,4 +1,4 @@
-// RUN: clang -x assembler-with-cpp -E %s > %t &&
+// RUN: clang-cc -x assembler-with-cpp -E %s > %t &&
 
 #ifndef __ASSEMBLER__
 #error "__ASSEMBLER__ not defined"