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_disable3.c b/test/Preprocessor/macro_disable3.c
index b358a55..011de3b 100644
--- a/test/Preprocessor/macro_disable3.c
+++ b/test/Preprocessor/macro_disable3.c
@@ -1,4 +1,4 @@
-// RUN: clang %s -E | grep -F 'f(2 * (f(2 * (z[0]))));'
+// RUN: clang-cc %s -E | grep -F 'f(2 * (f(2 * (z[0]))));'
 // Check for C99 6.10.3.4p2.
 
 #define f(a) f(x * (a))