[Bug target/112773] [14 Regression] RISC-V ICE: in force_align_down_and_div, at poly-int.h:1828 on rv32gcv_zvl256b

patrick at rivosinc dot com gcc-bugzilla@gcc.gnu.org
Thu Dec 14 21:09:44 GMT 2023


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112773

--- Comment #17 from Patrick O'Neill <patrick at rivosinc dot com> ---
(In reply to Robin Dapp from comment #16)
> I'd hope it was not fixed by this but just latent because we chose a
> VLS-mode vectorization instead.  Hopefully we're better off with the fix
> than without :)

Using -fno-vect-cost-model confirms that r14-6472-g8501edba91e didn't actually
fix the problem, but it's fixed on trunk. I'll send a patch to add
-fno-vect-cost-model to the testcase options.


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