https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84870
Bug ID: 84870 Summary: [7/8 Regression] ICE in gfc_trans_structure_assign, at fortran/trans-expr.c:7651 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: --- Changed between 20161127 and 20161204 : $ cat z1.f90 program p type t real, allocatable :: a end type type t2 type(t), allocatable :: b end type type(t2) :: x, y[*] x%b = t(1.0) y = x y%b%a = 2.0 end $ gfortran-7-20161127 -c z1.f90 -fcoarray=lib $ $ gfortran-8-20180311 -c z1.f90 -fcoarray=lib z1.f90:1:0: program p internal compiler error: Segmentation fault 0xb9b07f crash_signal ../../gcc/toplev.c:325 0x7822a0 gfc_trans_structure_assign(tree_node*, gfc_expr*, bool, bool) ../../gcc/fortran/trans-expr.c:7651 0x783fdf gfc_conv_structure(gfc_se*, gfc_expr*, int) ../../gcc/fortran/trans-expr.c:7771 0x77db7c gfc_conv_expr(gfc_se*, gfc_expr*) ../../gcc/fortran/trans-expr.c:7938 0x785872 gfc_trans_assignment_1 ../../gcc/fortran/trans-expr.c:10094 0x76646d generate_coarray_sym_init ../../gcc/fortran/trans-decl.c:5368 0x734c7b do_traverse_symtree ../../gcc/fortran/symbol.c:4159 0x765695 generate_coarray_init ../../gcc/fortran/trans-decl.c:5417 0x7718cc gfc_generate_function_code(gfc_namespace*) ../../gcc/fortran/trans-decl.c:6435 0x7007c0 translate_all_program_units ../../gcc/fortran/parse.c:6121 0x7007c0 gfc_parse_file() ../../gcc/fortran/parse.c:6324 0x74735f gfc_be_parse_file ../../gcc/fortran/f95-lang.c:204