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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/103219] [12 Regression] ICE Segmentation
 fault at -O3 (during GIMPLE pass: unrolljam) since r12-4526-gd8edfadfc7a9795b
Date: Sun, 14 Nov 2021 22:03:32 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103219

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Aldy Hernandez from comment #1)
> Looks like a latent bug elsewhere as we're not threading anything.  For t=
hat
> matter, test fails even with -fno-thread-jumps.

Right, it is a dup of one of the other bugs listed in see also.  The code in
unrolljam is suspect as mentioned in one of them (I can't remember which on=
e).=