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From: "aldyh at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/101014] [12 Regression] Big compile time hog
 with -O3 since r12-1268-g9858cd1a6827ee7a
Date: Mon, 21 Jun 2021 09:09:49 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101014

--- Comment #12 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
(In reply to Hongtao.liu from comment #11)
> I'm not sure if it's related but compilation of 527.cam4_r still hangs wi=
th
>=20
> gcc version 12.0.0 20210621 (experimental) (GCC)=20

Can you verify after which patch upstream it started hanging?  It may or may
not be related to this bug.

Or perhaps, can you check where it hangs?  Is it hanging in the ranger code=
 or
elsewhere?

Thanks.=