{"ast_node_type":"variable","tokens":[{"end":84,"kind":"keyword","start":0,"text":"let"}]}
        let order = self.context.new_rvalue_from_int(self.i32_type, order.to_gcc());
            self.context.get_builtin_function(format!("__atomic_compare_exchange_{}", size));
        let failure_order = self.context.new_rvalue_from_int(self.i32_type, failure_order.to_gcc());