[Bug c++/94537] Possibly wrong code with mandatory copy elision and 'this' pointer resolution

jason at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Apr 9 18:32:45 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94537

Jason Merrill <jason at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID
                 CC|                            |jason at gcc dot gnu.org

--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> ---
As described in my patch for PR 94034, these testcases are not guaranteed to
work because A is trivially copyable and therefore the implementation can
introduce an extra temporary on return.


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