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/SemaObjC/exprs.m b/test/SemaObjC/exprs.m
index 3918923..342449d 100644
--- a/test/SemaObjC/exprs.m
+++ b/test/SemaObjC/exprs.m
@@ -1,4 +1,4 @@
-// RUN: clang %s -fsyntax-only -verify
+// RUN: clang-cc %s -fsyntax-only -verify
 
 // rdar://6597252
 Class test1(Class X) {
@@ -16,4 +16,4 @@
            @"baz"
            " b\0larg";  // expected-warning {{literal contains NUL character}}
   
-}
\ No newline at end of file
+}