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From: "rguenther at suse dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/112411] ICE: SIGSEGV with
 --param=min-nondebug-insn-uid=2147483647 on powerpc64le-unknown-linux-gnu
Date: Thu, 30 Nov 2023 08:39:43 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112411

--- Comment #6 from rguenther at suse dot de <rguenther at suse dot de> ---
On Thu, 30 Nov 2023, zsojka at seznam dot cz wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112411
>=20
> --- Comment #5 from Zdenek Sojka <zsojka at seznam dot cz> ---
> Thank you for the evaluation.
>
> - params affecting inlining or unrolling often cause ICEs due to
> function::last_clique wraparound (it's 16bit uint)

Ah, do you have a testcase for this?  I see we have an assert
in IL verification but not really any handling of the overflow
itself (there is a way to gracefully handle it though!).  A testcase
would really be useful (in a new bug).=