https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82972
Bug ID: 82972 Summary: ICE with -finit-derived in gfc_conv_structure, at fortran/trans-expr.c:7733 (and others) Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: gs...@t-online.de Target Milestone: --- There are a few issues with -finit-derived, probably a consequence of pr82886. Please feel free to open separate PRs if it fits better. gcc configured with --enable-checking=yes. Files from catalog ./gcc/testsuite/gfortran.dg : c_ptr_tests_14.f90 c_ptr_tests_15.f90 pr32627.f03 pr35983.f90 lto/bind_c-1_0.f90 $ gfortran-8-20171105 -finit-derived -c c_ptr_tests_14.f90 $ gfortran-8-20171112 -finit-derived -c c_ptr_tests_14.f90 c_ptr_tests_14.f90:25:0: program test internal compiler error: Segmentation fault 0xcaca2f crash_signal ../../gcc/toplev.c:325 0x7a88f6 contains_struct_check(tree_node*, tree_node_structure_enum, char const*, int, char const*) ../../gcc/tree.h:3201 0x7a88f6 gfc_conv_structure(gfc_se*, gfc_expr*, int) ../../gcc/fortran/trans-expr.c:7733 0x7a82b1 gfc_conv_initializer(gfc_expr*, gfc_typespec*, tree_node*, bool, bool, bool) ../../gcc/fortran/trans-expr.c:6867 0x7a8921 gfc_conv_structure(gfc_se*, gfc_expr*, int) ../../gcc/fortran/trans-expr.c:7735 0x7a82b1 gfc_conv_initializer(gfc_expr*, gfc_typespec*, tree_node*, bool, bool, bool) ../../gcc/fortran/trans-expr.c:6867 0x78c5fc gfc_get_symbol_decl(gfc_symbol*) ../../gcc/fortran/trans-decl.c:1819 0x790327 generate_local_decl ../../gcc/fortran/trans-decl.c:5492 0x74802b do_traverse_symtree ../../gcc/fortran/symbol.c:4157 0x7910f2 generate_local_vars ../../gcc/fortran/trans-decl.c:5692 0x7910f2 gfc_generate_function_code(gfc_namespace*) ../../gcc/fortran/trans-decl.c:6356 0x715dc0 translate_all_program_units ../../gcc/fortran/parse.c:6091 0x715dc0 gfc_parse_file() ../../gcc/fortran/parse.c:6294 0x75b20f gfc_be_parse_file ../../gcc/fortran/f95-lang.c:204