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From: "jamborm at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/110587] [14 regression] 96% pr28071.c compile
 time regression since r14-2337-g37a231cc7594d1
Date: Mon, 17 Jul 2023 08:56:29 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110587

--- Comment #5 from Martin Jambor <jamborm at gcc dot gnu.org> ---
(In reply to Hongtao.liu from comment #3)
> I can't find pr28071.c in GCC testsuite, but find an attached source file=
 in
> the PR #c1, is that pr28071.c you means?

Yes.


(In reply to Hongtao.liu from comment #4)
> (In reply to Jan Hubicka from comment #0)
> > Seen here:
> > https://lnt.opensuse.org/db_default/v4/CPP/graph?plot.0=3D288.597.8
> > https://lnt.opensuse.org/db_default/v4/CPP/graph?plot.0=3D468.597.8
> > https://lnt.opensuse.org/db_default/v4/CPP/graph?plot.0=3D172.597.8
>=20
> Also is O0_g means compile flag is -O0 -g?

That is what I used to bisect, although I *think* that -g is not
necessary.=