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/rdr-6098585-default-fallthrough-to-caserange.c b/test/CodeGen/rdr-6098585-default-fallthrough-to-caserange.c
index bad9889..f1d15dc 100644
--- a/test/CodeGen/rdr-6098585-default-fallthrough-to-caserange.c
+++ b/test/CodeGen/rdr-6098585-default-fallthrough-to-caserange.c
@@ -1,4 +1,4 @@
-// RUN: clang -triple i386-unknown-unknown --emit-llvm-bc -o - %s | opt -std-compile-opts | llvm-dis > %t &&
+// RUN: clang-cc -triple i386-unknown-unknown --emit-llvm-bc -o - %s | opt -std-compile-opts | llvm-dis > %t &&
 // RUN: grep "ret i32 10" %t
 
 // Ensure that this doesn't compile to infinite loop in g() due to