+2010-06-22 Cary Coutant <ccoutant@google.com>
+
+ * dwarf2out.c (is_nested_in_subprogram): New function.
+ (should_move_die_to_comdat): Use it.
+ (copy_ancestor_tree): Don't mark DIEs here.
+ (copy_decls_walk): Start walk from root of newly-added tree;
+ mark DIEs here instead.
+
2010-06-22 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (unit): Also check sseishft1.
return 0;
}
+/* Return non-zero if this DIE is nested inside a subprogram. */
+
+static int
+is_nested_in_subprogram (dw_die_ref die)
+{
+ dw_die_ref decl = get_AT_ref (die, DW_AT_specification);
+
+ if (decl == NULL)
+ decl = die;
+ return local_scope_p (decl);
+}
+
/* Return non-zero if this is a type DIE that should be moved to a
COMDAT .debug_types section. */
case DW_TAG_structure_type:
case DW_TAG_enumeration_type:
case DW_TAG_union_type:
- /* Don't move declarations or inlined instances. */
- if (is_declaration_die (die) || get_AT (die, DW_AT_abstract_origin))
+ /* Don't move declarations, inlined instances, or types nested in a
+ subprogram. */
+ if (is_declaration_die (die)
+ || get_AT (die, DW_AT_abstract_origin)
+ || is_nested_in_subprogram (die))
return 0;
return 1;
case DW_TAG_array_type:
if (decl_table != NULL)
{
- /* Make sure the copy is marked as part of the type unit. */
- copy->die_mark = 1;
/* Record the pointer to the copy. */
entry->copy = copy;
}
installed in a previously-added context, it won't
get visited otherwise. */
if (parent != unit)
- copy_decls_walk (unit, parent, decl_table);
+ {
+ /* Find the highest point of the newly-added tree,
+ mark each node along the way, and walk from there. */
+ parent->die_mark = 1;
+ while (parent->die_parent
+ && parent->die_parent->die_mark == 0)
+ {
+ parent = parent->die_parent;
+ parent->die_mark = 1;
+ }
+ copy_decls_walk (unit, parent, decl_table);
+ }
}
}
}