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/Lexer/token-concat.c b/test/Lexer/token-concat.c
index 003344f..4e27d5d 100644
--- a/test/Lexer/token-concat.c
+++ b/test/Lexer/token-concat.c
@@ -1,4 +1,4 @@
-// RUN: clang -E -x c -o %t %s &&
+// RUN: clang-cc -E -x c -o %t %s &&
 // RUN: grep 'IDENT.2' %t
 
 IDENT.2