[Bug fortran/96086] New: ICE in gfc_match_select_rank, at fortran/match.c:6645
gscfq@t-online.de
gcc-bugzilla@gcc.gnu.org
Mon Jul 6 18:00:18 GMT 2020
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96086
Bug ID: 96086
Summary: ICE in gfc_match_select_rank, at fortran/match.c:6645
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Affects versions r10/r11, with a missing attribute allocatable/pointer :
$ cat z1.f90
subroutine s
class(*) :: x(..)
select rank (y => x)
end select
end
$ cat z2.f90
subroutine s
type t
end type
class(t) :: x(..)
select rank (y => x)
end select
end
$ cat z3.f90
program p
class(*) :: x(..)
select rank (y => x)
end select
end
$ gfortran-11-20200705 -c z1.f90
f951: internal compiler error: Segmentation fault
0xbd3bdf crash_signal
../../gcc/toplev.c:328
0x69083d gfc_match_select_rank()
../../gcc/fortran/match.c:6645
0x6af35e match_word
../../gcc/fortran/parse.c:65
0x6af35e decode_statement
../../gcc/fortran/parse.c:429
0x6b0b6a next_free
../../gcc/fortran/parse.c:1280
0x6b0b6a next_statement
../../gcc/fortran/parse.c:1512
0x6b21bb parse_spec
../../gcc/fortran/parse.c:3923
0x6b4f8c parse_progunit
../../gcc/fortran/parse.c:5852
0x6b6a4c gfc_parse_file()
../../gcc/fortran/parse.c:6400
0x70284f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:212
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