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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/94042] [10 Regression] Bootstrap fails on ppc-linux-gnu
Date: Tue, 10 Mar 2020 08:51:33 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94042

--- Comment #43 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
(In reply to Martin Li=C5=A1ka from comment #41)
> Ok, the way how we build our compiler is to use:
> ./configure --with-cpu=3Ddefault32
>=20
> that should also lead to the ICE. I'm checking that.

So this one crashes for stage3 compiler as well:

$ ./gcc/xgcc -Bgcc /tmp/reduced.ii=20
/tmp/reduced.ii: In substitution of =E2=80=98template<bool <anonymous>, cla=
ss> struct
__enable_if [with bool <anonymous> =3D true; <template-parameter-1-2> =3D _=
Tp]=E2=80=99:
/tmp/reduced.ii:5:24:   required from here
/tmp/reduced.ii:5:24: internal compiler error: Segmentation fault
    5 |                 struct __enable_if<true, _Tp>
      |                        ^~~~~~~~~~~~~~~~~~~~~~
0x10cbb63f crash_signal
        ../../gcc/toplev.c:328
0x1041f45c contains_struct_check(tree_node*, tree_node_structure_enum, char
const*, int, char const*)
        ../../gcc/tree.h:3391
...
$ cat stage_current
stage3
$ file ./gcc/xgcc
./gcc/xgcc: ELF 32-bit MSB executable, PowerPC or cisco 4500, version 1 (SY=
SV),
dynamically linked (uses shared libs), for GNU/Linux 2.6.32, with unknown
capability 0x41000000 =3D 0x11676e75, with unknown capability 0x10000 =3D 0=
x90401,
not stripped=