Add ARM big endian Target (armeb, thumbeb)

Reviewed at http://llvm-reviews.chandlerc.com/D3096

llvm-svn: 205008
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp
index f0e93a7..32bf6e0 100644
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -303,7 +303,9 @@
   if (BuiltinID >= Builtin::FirstTSBuiltin) {
     switch (Context.getTargetInfo().getTriple().getArch()) {
       case llvm::Triple::arm:
+      case llvm::Triple::armeb:
       case llvm::Triple::thumb:
+      case llvm::Triple::thumbeb:
         if (CheckARMBuiltinFunctionCall(BuiltinID, TheCall))
           return ExprError();
         break;