[Bug c++/81906] Calls to rint() wrongly optimized away starting in g++ 6

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81906

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
You want -frounding-math

. This option should be specified for programs that change the FP rounding mode
dynamically, or that may be executed with a non-default rounding mode.