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/CodeGen/emit-all-decls.c b/test/CodeGen/emit-all-decls.c
index 68b6aec..775cb6f 100644
--- a/test/CodeGen/emit-all-decls.c
+++ b/test/CodeGen/emit-all-decls.c
@@ -1,6 +1,6 @@
-// RUN: clang -emit-llvm -o %t %s &&
+// RUN: clang-cc -emit-llvm -o %t %s &&
 // RUN: not grep "@foo" %t &&
-// RUN: clang -femit-all-decls -emit-llvm -o %t %s &&
+// RUN: clang-cc -femit-all-decls -emit-llvm -o %t %s &&
 // RUN: grep "@foo" %t
 
 static void foo() {