{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"//"}]}
            // Here we assume that the `memcmp` provided by the target is a NOP for size 0.
            let args = &[lhs_ptr, rhs_ptr, bytes_val];
            let cmp = fx.lib_call("memcmp", params, returns, args)[0];