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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/100530] [9/10/11/12 Regression] ICE with -g: in
 add_dwarf_attr with __seg_gs (Alternative address-space) global variable
 since r8-4385-ga297ccb52e0c894e
Date: Fri, 11 Jun 2021 16:22:20 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100530

David Binderman <dcb314 at hotmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dcb314 at hotmail dot com

--- Comment #4 from David Binderman <dcb314 at hotmail dot com> ---
I see this also with the source code for ./gcc.target/i386/pr100936.c
and flag -g:

$ /home/dcb/gcc/results.20210611.asan.ubsan/bin/gcc -c -g
./gcc.target/i386/pr100936.c
./gcc.target/i386/pr100936.c:5:1: internal compiler error: in add_dwarf_att=
r,
at
 dwarf2out.c:4493
    5 | __seg_gs int var;
      | ^~~~~~~~
0x88a057 add_dwarf_attr(die_struct*, dw_attr_struct*)
        ../../trunk.git/gcc/dwarf2out.c:4493=