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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/113907] [14 regression] ICU miscompiled since on x86
 since r14-5109-ga291237b628f41
Date: Tue, 13 Feb 2024 16:00:29 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113907

--- Comment #21 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #20)
> Ah, I think it is IPA-ICF.
> What happens is that fnsplit splits the uprv_copyArray{16,32,64} function=
s,
> where the
> inline part does what is actually different among the functions,
...
> Now IPA-ICF comes, doesn't care about ranges, merges all 3 into one and
> picks there
> the most unfortunate case, the case from the copyData64 part with N 8.
> Later on we inline this back into the functions, the function splitting w=
as
> useless.

Yep that is the same descriptions as what is happening in PR 113665.=