[Bug tree-optimization/102908] [12 Regression] go.test/test/fixedbugs/issue16095.go hangs again

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sat Oct 23 19:22:00 GMT 2021


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102908

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #2)
> This might be a bug in simple_dce_from_worklist which does not check
> stmt_unremovable_because_of_non_call_eh_p .
> 
> Let me check if that solves the issue.

The only issue here is that tree-vect-generic uses this to delete statements
they have lowered but stmt_unremovable_because_of_non_call_eh_p might return
true for those.  So I might need an other argument to simple_dce_from_worklist
about that ...  Let me try without the argument first.


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