[Bug tree-optimization/84321] [8 Regression] ice in intersect_range_with_nonzero_bits, at tree-vrp.c:213

[rsandifo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84321

--- Comment #13 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 
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Testing a patch.  The VR_ANTI_RANGE code was wrong in a few ways. :-(