https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93366
Bug ID: 93366
Summary: ICE: Invalid expression in gfc_element_size
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: ---
Affects gfortran down to at least r5; null() is not allowed here :
$ cat z1.f90
program p
print *, sizeof(null())
end
$ gfortran-10-20200119 -c z1.f90
f951: internal compiler error: Invalid expression in gfc_element_size.
0x647599 gfc_report_diagnostic
../../gcc/fortran/error.c:782
0x648cba gfc_internal_error(char const*, ...)
../../gcc/fortran/error.c:1402
0x6e4582 gfc_element_size(gfc_expr*, unsigned long*)
../../gcc/fortran/target-memory.c:137
0x6e45e3 gfc_target_expr_size(gfc_expr*, unsigned long*)
../../gcc/fortran/target-memory.c:166
0x6d85ab gfc_simplify_sizeof(gfc_expr*)
../../gcc/fortran/simplify.c:7417
0x65c99f do_simplify
../../gcc/fortran/intrinsic.c:4603
0x66721a gfc_intrinsic_func_interface(gfc_expr*, int)
../../gcc/fortran/intrinsic.c:4996
0x6bea5e resolve_unknown_f
../../gcc/fortran/resolve.c:2894
0x6bea5e resolve_function
../../gcc/fortran/resolve.c:3238
0x6bea5e gfc_resolve_expr(gfc_expr*)
../../gcc/fortran/resolve.c:7000
0x6b5dec gfc_resolve_expr(gfc_expr*)
../../gcc/fortran/resolve.c:6967
0x6b5dec gfc_resolve_code(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:11688
0x6c4cdf gfc_resolve_blocks(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:10715
0x6b4b18 gfc_resolve_code(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:11678
0x6b7397 resolve_codes
../../gcc/fortran/resolve.c:17205
0x6b745e gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:17240
0x6a57bc resolve_all_program_units
../../gcc/fortran/parse.c:6241
0x6a57bc gfc_parse_file()
../../gcc/fortran/parse.c:6488
0x6f044f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:210
