[Bug tree-optimization/65027] failure to emit diagnostic when optimizing using undefined behaviour

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65027

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-02-12
     Ever confirmed|0                           |1
      Known to fail|                            |4.8.4
           Severity|normal                      |enhancement

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
We're doing

Removed pointless exit: if (i_1 <= 29)

during early complete unrolling (but don't unroll).  Since 4.8 at least.

Confirmed.