2013-10-04 Paolo Carlini <paolo.carlini@oracle.com>
+ PR c++/58503
+ * parser.c (cp_parser_perform_range_for_lookup): If eventually
+ either *begin or *end is type-dependent, return NULL_TREE.
+ (do_range_for_auto_deduction): If cp_parser_perform_range_for_lookup
+ returns NULL_TREE, don't actually do_auto_deduction.
+
+2013-10-04 Paolo Carlini <paolo.carlini@oracle.com>
+
PR c++/58448
* pt.c (tsubst): Use error_operand_p on parameter t.
range_temp = convert_from_reference (build_range_temp (range_expr));
iter_type = (cp_parser_perform_range_for_lookup
(range_temp, &begin_dummy, &end_dummy));
- iter_decl = build_decl (input_location, VAR_DECL, NULL_TREE, iter_type);
- iter_decl = build_x_indirect_ref (input_location, iter_decl, RO_NULL,
- tf_warning_or_error);
- TREE_TYPE (decl) = do_auto_deduction (TREE_TYPE (decl),
- iter_decl, auto_node);
+ if (iter_type)
+ {
+ iter_decl = build_decl (input_location, VAR_DECL, NULL_TREE,
+ iter_type);
+ iter_decl = build_x_indirect_ref (input_location, iter_decl, RO_NULL,
+ tf_warning_or_error);
+ TREE_TYPE (decl) = do_auto_deduction (TREE_TYPE (decl),
+ iter_decl, auto_node);
+ }
}
}
*begin = *end = error_mark_node;
return error_mark_node;
}
+ else if (type_dependent_expression_p (*begin)
+ || type_dependent_expression_p (*end))
+ /* Can happen, when, eg, in a template context, Koenig lookup
+ can't resolve begin/end (c++/58503). */
+ return NULL_TREE;
else
{
tree iter_type = cv_unqualified (TREE_TYPE (*begin));
2013-10-04 Paolo Carlini <paolo.carlini@oracle.com>
+ PR c++/58503
+ * g++.dg/cpp0x/range-for26.C: New.
+ * g++.dg/cpp0x/range-for27.C: Likewise.
+
+2013-10-04 Paolo Carlini <paolo.carlini@oracle.com>
+
PR c++/58448
* g++.dg/template/crash117.C: New.