https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92898
Bug ID: 92898 Summary: [9/10 Regression] ICE in gfc_check_is_contiguous, at fortran/check.c:7157 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: --- This changed between 20190922 and 20190929. $ cat z1.f90 program p print *, is_contiguous(null()) end $ gfortran-10-20190922 -c z1.f90 z1.f90:2:26: 2 | print *, is_contiguous(null()) | 1 Error: 'array' argument of 'is_contiguous' intrinsic at (1) must be an array $ gfortran-10-20191208 -c z1.f90 f951: internal compiler error: Segmentation fault 0xb800af crash_signal ../../gcc/toplev.c:328 0x608ac9 gfc_check_is_contiguous(gfc_expr*) ../../gcc/fortran/check.c:7157 0x64033c do_check ../../gcc/fortran/intrinsic.c:4698 0x64033c check_specific ../../gcc/fortran/intrinsic.c:4711 0x64a5e4 gfc_intrinsic_func_interface(gfc_expr*, int) ../../gcc/fortran/intrinsic.c:4948 0x6a162b resolve_unknown_f ../../gcc/fortran/resolve.c:2894 0x6a162b resolve_function ../../gcc/fortran/resolve.c:3231 0x6a162b gfc_resolve_expr(gfc_expr*) ../../gcc/fortran/resolve.c:6999 0x698b2c gfc_resolve_expr(gfc_expr*) ../../gcc/fortran/resolve.c:6966 0x698b2c gfc_resolve_code(gfc_code*, gfc_namespace*) ../../gcc/fortran/resolve.c:11670 0x6a793f gfc_resolve_blocks(gfc_code*, gfc_namespace*) ../../gcc/fortran/resolve.c:10697 0x697858 gfc_resolve_code(gfc_code*, gfc_namespace*) ../../gcc/fortran/resolve.c:11660 0x69a0d7 resolve_codes ../../gcc/fortran/resolve.c:17186 0x69a19e gfc_resolve(gfc_namespace*) ../../gcc/fortran/resolve.c:17221 0x68859c resolve_all_program_units ../../gcc/fortran/parse.c:6241 0x68859c gfc_parse_file() ../../gcc/fortran/parse.c:6488 0x6d306f gfc_be_parse_file ../../gcc/fortran/f95-lang.c:210