[Bug tree-optimization/128277] [14/15/16/17 Regression] Compile-time hog in ccp1 at -O1 on a loop header with many latch edges since r13-5102

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128277

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |compile-time-hog
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |ASSIGNED
           Priority|P3                          |P2
            Summary|[13/14/15/16/17 Regression] |[14/15/16/17 Regression]
                   |Compile-time hog in ccp1 at |Compile-time hog in ccp1 at
                   |-O1 on a loop header with   |-O1 on a loop header with
                   |many latch edges since      |many latch edges since
                   |r13-5102                    |r13-5102
   Last reconfirmed|                            |2026-10-29
   Target Milestone|---                         |14.5

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Same reason as the FRE one, I'll have a look/fix.