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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/115010] m68k: invalid subl instruction generated
Date: Thu, 23 May 2024 05:03:35 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D115010

--- Comment #15 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Thorsten Otto from comment #14)
> A bisect between 10.0.0 and 11.4.0 for the 2nd testcase gave me this comm=
it:
>=20
> commit 512c6ba04102295fccc62a173ee0086ca733c920
> From: Richard Biener <rguenther@suse.de>
> Date: Thu, 12 Nov 2020 11:29:12 +0100
> Subject: [PATCH] Avoid PRE insert iteration when possible

That just shows it is a latent bug really since that touches gimple level a=
nd
not further down the pipeline of RTL.=