[Bug tree-optimization/127970] [14/15/16/17 Regression] wrong code at -O1 and above: _Decimal64 (x == C) ? C : x returns x, changing the quantum exponent

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127970

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|wrong code at -O1 and       |[14/15/16/17 Regression]
                   |above: _Decimal64 (x == C)  |wrong code at -O1 and
                   |? C : x returns x, changing |above: _Decimal64 (x == C)
                   |the quantum exponent        |? C : x returns x, changing
                   |                            |the quantum exponent
      Known to work|                            |5.5.0
      Known to fail|                            |6.1.0
   Target Milestone|---                         |14.5