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From: "jirislaby at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug lto/107014] flatten+lto fails the kernel build
Date: Fri, 23 Sep 2022 08:24:31 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107014

--- Comment #4 from Jiri Slaby <jirislaby at gmail dot com> ---
(In reply to Alexander Monakov from comment #3)
> It was added to force inlining of small helpers that outgrow limits when
> building with gcov profiling:

(with clang)

> I am surprised that "flatten" blows up on this function. Is that with any
> config, or again some specific settings like gcov? Is there an existing l=
kml
> thread about this?

Yes, linked in the commit log:
https://lore.kernel.org/all/CAK8P3a2ZWfNeXKSm8K_SUhhwkor17jFo3xApLXjzfPqX0e=
UDUA@mail.gmail.com/=