https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108527
Bug ID: 108527 Summary: [13 Regression] ICE in compare_bound_int(): Bad expression Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: gs...@t-online.de Target Milestone: --- Started between 20221218 and 20230108, was fixed, but testcases from pr103505 give an ICE again : $ cat z1.f90 program p integer, parameter :: a((2.)) = [4, 8] integer(a(1:1)) :: b end $ cat z2.f90 program p integer, parameter :: a((2.)) = [4, 8] print *, [integer(a(1:1)) :: 2] end $ cat z3.f90 program p integer, parameter :: a((2.)) = [4, 8] integer :: b(a(1:1)) end $ gfortran-13-20230122 -c z1.f90 f951: internal compiler error: compare_bound_int(): Bad expression 0x7c17e9 gfc_report_diagnostic ../../gcc/fortran/error.cc:883 0x7c3387 gfc_internal_error(char const*, ...) ../../gcc/fortran/error.cc:1503 0x834531 compare_bound_mpz_t ../../gcc/fortran/resolve.cc:4605 0x834a7c check_dimension ../../gcc/fortran/resolve.cc:4788 0x847ddd compare_spec_to_ref ../../gcc/fortran/resolve.cc:4853 0x847ddd resolve_array_ref ../../gcc/fortran/resolve.cc:5151 0x847ddd gfc_resolve_ref(gfc_expr*) ../../gcc/fortran/resolve.cc:5366 0x837bc7 resolve_variable ../../gcc/fortran/resolve.cc:5871 0x837bc7 gfc_resolve_expr(gfc_expr*) ../../gcc/fortran/resolve.cc:7197 0x7c77a4 gfc_reduce_init_expr(gfc_expr*) ../../gcc/fortran/expr.cc:3168 0x7ca700 gfc_match_init_expr(gfc_expr**) ../../gcc/fortran/expr.cc:3216 0x7aa94a gfc_match_kind_spec(gfc_typespec*, bool) ../../gcc/fortran/decl.cc:3273 0x7b12e9 gfc_match_decl_type_spec(gfc_typespec*, int) ../../gcc/fortran/decl.cc:4706 0x7b2cac gfc_match_data_decl() ../../gcc/fortran/decl.cc:6264 0x8215d3 match_word ../../gcc/fortran/parse.cc:67 0x8215d3 decode_statement ../../gcc/fortran/parse.cc:378 0x82301a next_free ../../gcc/fortran/parse.cc:1403 0x82301a next_statement ../../gcc/fortran/parse.cc:1635 0x824a5b parse_spec ../../gcc/fortran/parse.cc:4191 0x827d5c parse_progunit ../../gcc/fortran/parse.cc:6262