https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93685
Bug ID: 93685
Summary: [9/10 Regression] ICE in gfc_constructor_append_expr,
at fortran/constructor.c:135
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Changed between 20180513 and 20180527 :
$ cat z1.f90
program p
type t
character :: a
end type
type(t) :: x
character, target :: c = 'c'
data x%a /c/
end
$ gfortran-9-20180513 -c z1.f90
z1.f90:7:14:
data x%a /c/
1
Error: Symbol 'c' must be a PARAMETER in DATA statement at (1)
$ gfortran-10-20200209 -c z1.f90
f951: internal compiler error: Segmentation fault
0xbae4bf crash_signal
../../gcc/toplev.c:328
0x62f28b gfc_constructor_append_expr(splay_tree_s**, gfc_expr*, locus*)
../../gcc/fortran/constructor.c:135
0x63102c formalize_structure_cons
../../gcc/fortran/data.c:645
0x63102c formalize_init_expr
../../gcc/fortran/data.c:682
0x6df832 do_traverse_symtree
../../gcc/fortran/symbol.c:4146
0x6b77a3 resolve_types
../../gcc/fortran/resolve.c:17150
0x6bb34c gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:17237
0x6a96bc resolve_all_program_units
../../gcc/fortran/parse.c:6245
0x6a96bc gfc_parse_file()
../../gcc/fortran/parse.c:6492
0x6f42bf gfc_be_parse_file
../../gcc/fortran/f95-lang.c:210
