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/cxx0x_keyword.cpp b/test/Lexer/cxx0x_keyword.cpp
index a54d263..412c25e 100644
--- a/test/Lexer/cxx0x_keyword.cpp
+++ b/test/Lexer/cxx0x_keyword.cpp
@@ -1,2 +1,2 @@
-// RUN: clang -fsyntax-only -verify -std=c++0x %s 2>&1
+// RUN: clang-cc -fsyntax-only -verify -std=c++0x %s 2>&1
 int static_assert; /* expected-error {{expected unqualified-id}} */