https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121636
--- Comment #1 from Huiba Li <huiba....@alibaba-inc.com> --- ```diff - https://wandbox.org/permlink/d3W0Mr3WvO0SCDZG + https://wandbox.org/permlink/9rKAQBU6d1ga5qaZ - derived z(x); // should be "C2: 0x?????????, 3, 0", but it is "C2: 0x?????????, 468, 0" + derived z(x); // should be "C1: 0x?????????, 3, 468", but it is "C2: 0x?????????, 468, 0" ```