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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug ipa/111643] __attribute__((flatten)) with -O1 runs out of
 memory (killed cc1)
Date: Fri, 06 Oct 2023 21:37:36 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111643

--- Comment #12 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Gcc does have tail call optimization which should allow the instrumentation
with less overhead. Though tail call optimization happens at -O2 and above =
only
(by default).=