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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/90458] [10/11/12/13 Regression] mingw64: ICE in
 i386_pe_seh_unwind_emit, at config/i386/winnt.c:1258 with
 -fstack-clash-protection
Date: Wed, 15 Feb 2023 22:52:29 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D90458

--- Comment #11 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Eric Botcazou
<ebotcazou@gcc.gnu.org>:

https://gcc.gnu.org/g:20c12f40f9b10eb290fcfe4d02f3367842be573a

commit r11-10527-g20c12f40f9b10eb290fcfe4d02f3367842be573a
Author: Eric Botcazou <ebotcazou@adacore.com>
Date:   Wed Feb 15 23:32:12 2023 +0100

    Fix PR target/90458

    This is the incompatibility of -fstack-clash-protection with Windows SE=
H.
    Now the Windows ports always enable TARGET_STACK_PROBE, which means that
    the stack is always probed (out of line) so -fstack-clash-protection do=
es
    nothing more.

    gcc/
            PR target/90458
            * config/i386/i386.c (ix86_compute_frame_layout): Disable the
            effects of -fstack-clash-protection for TARGET_STACK_PROBE.
            (ix86_expand_prologue): Likewise.=