https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106856
Bug ID: 106856
Summary: [12/13 Regression] ICE in gfc_conv_expr_present, at
fortran/trans-expr.cc:1977
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: [email protected]
Target Milestone: ---
Started between 20211010 and 20211017, with option -fcheck=all :
$ cat z1.f90
program p
class(*), allocatable :: x, y
y = 'abc'
call s1(x, y)
contains
subroutine s1(x, y)
class(*) :: x, y
end
subroutine s2(x, y)
class(*), allocatable :: x, y
optional :: x
end
end
$ gfortran-13-20220904 -c z1.f90 -fcheck=all
z1.f90:4:16:
4 | call s1(x, y)
| 1
internal compiler error: in gfc_conv_expr_present, at
fortran/trans-expr.cc:1977
0x894a80 gfc_conv_expr_present(gfc_symbol*, bool)
../../gcc/fortran/trans-expr.cc:1977
0x8a2b86 gfc_conv_procedure_call(gfc_se*, gfc_symbol*, gfc_actual_arglist*,
gfc_expr*, vec<tree_node*, va_gc, vl_embed>*)
../../gcc/fortran/trans-expr.cc:7192
0x8e1130 gfc_trans_call(gfc_code*, bool, tree_node*, tree_node*, bool)
../../gcc/fortran/trans-stmt.cc:422
0x867f18 trans_code
../../gcc/fortran/trans.cc:2018
0x8910ae gfc_generate_function_code(gfc_namespace*)
../../gcc/fortran/trans-decl.cc:7654
0x81353e translate_all_program_units
../../gcc/fortran/parse.cc:6670
0x81353e gfc_parse_file()
../../gcc/fortran/parse.cc:6976
0x860b1f gfc_be_parse_file
../../gcc/fortran/f95-lang.cc:229
