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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/101443] internal compiler error: in wide_int_to_tree_1, at
 tree.c:1519
Date: Tue, 13 Jul 2021 20:04:55 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101443

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2021-07-13
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
#6  0x000000000085567e in wide_int_to_tree_1 (type=3D0x7ffff6cd9bd0, pcst=
=3D...) at
/home/apinski/src/upstream-gcc-git/gcc/gcc/tree.c:1751
1751              gcc_unreachable ();
(gdb) l
1746
1747            case ENUMERAL_TYPE:
1748              break;
1749
1750            default:
1751              gcc_unreachable ();
1752            }
1753
1754          if (ix >=3D 0)
1755            {
(gdb) p type
$1 =3D (tree) 0x7ffff6cd9bd0
(gdb) p debug_tree(type)
 <nullptr_type 0x7ffff6cd9bd0 decltype(nullptr) sizes-gimplified unsigned
type_6 DI
    size <integer_cst 0x7ffff6b77ed0 type <integer_type 0x7ffff6b950a8
bitsizetype> constant 64>
    unit-size <integer_cst 0x7ffff6b77ee8 type <integer_type 0x7ffff6b95000
sizetype> constant 8>
    align:64 warn_if_not_align:0 symtab:0 alias-set 46 canonical-type
0x7ffff6cd9bd0
    pointer_to_this <pointer_type 0x7ffff44910a8> reference_to_this
<reference_type 0x7ffff448adc8>>

nullptr_type seems a bit off here.=