[Bug tree-optimization/106063] [12/13 Regression] ICE: in gimple_expand_vec_cond_expr, at gimple-isel.cc:281 with -O2 -fno-tree-forwprop --param=evrp-mode=legacy-first

tnfchris at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri Jun 24 11:33:24 GMT 2022


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106063

--- Comment #3 from Tamar Christina <tnfchris at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #2)
> 
> but after vector lowering only vector operations that are handled by the
> target may be introduced.  The pattern
> 

We can't tell that we're after veclower can we? so does it make sense to just
never introduce a vector operation the target has no optab for?


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