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From: "chergert at redhat dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/109719] Truncated frame-pointer unwinding via Linux perf
 with g++
Date: Wed, 03 May 2023 20:36:49 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109719

--- Comment #6 from Christian Hergert <chergert at redhat dot com> ---
(In reply to Andrew Pinski from comment #2)
> HUH? omit frame pointer is on by default on x86_64.

Yes, Fedora 38 changed the default compiler flags to `-fno-omit-frame-point=
er`
so that the system can be profiled more reliably.

> What target is this on?

x86_64

> What exact command line is being used to compile the sources? If this on
> x86_64, you might still need -mno-omit-leaf-frame-pointer too.

No doubt, I have `-mno-omit-leaf-frame-pointer` too.=