[Bug tree-optimization/123645] [13/14/15 Regression] `a!=0 ? 0 : __builtin_bswap(a)` (popcount too) is producing wrong code and not 0 since r12-2657 (and r9-1682)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123645

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |16.0
            Summary|[13/14/15/16 Regression]    |[13/14/15 Regression] `a!=0
                   |`a!=0 ? 0 :                 |? 0 : __builtin_bswap(a)`
                   |__builtin_bswap(a)`         |(popcount too) is producing
                   |(popcount too) is producing |wrong code and not 0 since
                   |wrong code and not 0 since  |r12-2657 (and r9-1682)
                   |r12-2657 (and r9-1682)      |

--- Comment #11 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Fixed on the trunk so far.