[Bug c++/77858] std::polar throws an exception if rho is negative

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77858

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2016-10-05
     Ever confirmed|0                           |1

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
The precondition was added by https://wg21.link/lwg2459 but there is no
exception thrown. As Marc says, please clarify what you are seeing and provide
a testcase, as requested by https://gcc.gnu.org/bugs/