[Bug tree-optimization/108748] Enhancement: track ranges of poly_int indeterminates

[rsandifo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108748

--- Comment #2 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #1)
> That said, we'd track a "virtual" variables range here.  For the above
> I wonder why we cannot constant fold it - [16, 16] can never be 2, no?
Hah!  Yes.  Looks like I inadvertently filed a second bug.

The test was supposed to compare with 16 or use svcntd().