diff options
Diffstat (limited to 'gcc/fortran/trans-decl.c')
| -rw-r--r-- | gcc/fortran/trans-decl.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/gcc/fortran/trans-decl.c b/gcc/fortran/trans-decl.c index ead8acf..44363c2 100644 --- a/gcc/fortran/trans-decl.c +++ b/gcc/fortran/trans-decl.c @@ -5215,17 +5215,25 @@ gfc_generate_function_code (gfc_namespace * ns) { tree result = get_proc_result (sym); - if (result != NULL_TREE - && sym->attr.function - && !sym->attr.pointer) + if (result != NULL_TREE && sym->attr.function && !sym->attr.pointer) { if (sym->attr.allocatable && sym->attr.dimension == 0 && sym->result == sym) gfc_add_modify (&init, result, fold_convert (TREE_TYPE (result), null_pointer_node)); + else if (sym->ts.type == BT_CLASS + && CLASS_DATA (sym)->attr.allocatable + && sym->attr.dimension == 0 && sym->result == sym) + { + tmp = CLASS_DATA (sym)->backend_decl; + tmp = fold_build3_loc (input_location, COMPONENT_REF, + TREE_TYPE (tmp), result, tmp, NULL_TREE); + gfc_add_modify (&init, tmp, fold_convert (TREE_TYPE (tmp), + null_pointer_node)); + } else if (sym->ts.type == BT_DERIVED - && sym->ts.u.derived->attr.alloc_comp - && !sym->attr.allocatable) + && sym->ts.u.derived->attr.alloc_comp + && !sym->attr.allocatable) { rank = sym->as ? sym->as->rank : 0; tmp = gfc_nullify_alloc_comp (sym->ts.u.derived, result, rank); |