https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104266
Jiang An <de34 at live dot cn> changed:
What |Removed |Added
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CC| |de34 at live dot cn
--- Comment #1 from Jiang An <de34 at live dot cn> ---
I think this is CWG DR 2227 (https://wg21.link/cwg2227).
And IIUC although it is correct to reject this code, clang's error message is
wrong, because there's no temporary of type 'A' created due to guaranteed RVO
since C++17.
