[Bug c++/91368] Implement P1301R4: [[nodiscard("with reason")]]

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91368

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |patch

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Patch available:
https://gcc.gnu.org/ml/gcc-patches/2019-07/msg01670.html