[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

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90458

--- Comment #10 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-12 branch has been updated by Eric Botcazou
<ebotca...@gcc.gnu.org>:

https://gcc.gnu.org/g:25b80834e2ce6725e676ef33fbf0d009b3173955

commit r12-9177-g25b80834e2ce6725e676ef33fbf0d009b3173955
Author: Eric Botcazou <ebotca...@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 SEH.
    Now the Windows ports always enable TARGET_STACK_PROBE, which means that
    the stack is always probed (out of line) so -fstack-clash-protection does
    nothing more.

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