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/Sema/sentinel-attribute.c b/test/Sema/sentinel-attribute.c
index 37d0adc..e9451b8 100644
--- a/test/Sema/sentinel-attribute.c
+++ b/test/Sema/sentinel-attribute.c
@@ -1,4 +1,4 @@
-// RUN: clang -fsyntax-only -verify %s
+// RUN: clang-cc -fsyntax-only -verify %s
 int x __attribute__((sentinel)); //expected-warning{{'sentinel' attribute only applies to function or method types}}
 
 void f1(int a, ...) __attribute__ ((sentinel));