[CIR][Rebase] Add CountAttributed enum case in a switch

Author: lanza

clang/lib/CIR/CodeGen/CIRGenFunction.cpp

@@ -1733,4 +1733,4 @@ CIRGenFunction::buildArrayLength(const clang::ArrayType *origArrayType,
     llvm_unreachable("NYI");
 
   return numElements;
-}
+}