[Bug libstdc++/80493] std::experimental::optional::swap is ill formed

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80493

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Mon Apr 24 11:40:02 2017
New Revision: 247093

URL: https://gcc.gnu.org/viewcvs?rev=247093&root=gcc&view=rev
Log:
PR libstdc++/80493 fix invalid exception specification

        PR libstdc++/80493
        * include/experimental/optional (optional::swap): Fix exception
        specification.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/experimental/optional