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/2008-07-22-bitfield-init-after-zero-len-array.c b/test/CodeGen/2008-07-22-bitfield-init-after-zero-len-array.c
index a970851..19bf9a2 100644
--- a/test/CodeGen/2008-07-22-bitfield-init-after-zero-len-array.c
+++ b/test/CodeGen/2008-07-22-bitfield-init-after-zero-len-array.c
@@ -1,4 +1,4 @@
-// RUN: clang --emit-llvm -o %t %s &&
+// RUN: clang-cc --emit-llvm -o %t %s &&
 // RUN: grep "i8 52" %t | count 1
 
 struct et7 {