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authorJanis Johnson <janis187@us.ibm.com>2010-01-21 05:49:35 +0000
committerJason Merrill <jason@gcc.gnu.org>2010-01-21 00:49:35 -0500
commitebf0bf7f49c75c98d4c51e8c451eae068a2dd647 (patch)
tree3bec735a0f06546a748f8a6b206f44f1a8b31297 /gcc/calls.c
parent907c6efdbc255042ab1ece9179511b78f426cb00 (diff)
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tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
* tree.h (TYPE_TRANSPARENT_UNION): Replace with ... (TYPE_TRANSPARENT_AGGR): this, for union and record. * calls.c (initialize argument_information): Handle it. * c-common.c (handle_transparent_union_attribute): Use new name. * c-decl.c (finish_struct): Ditto. * c-typeck.c (type_lists_compatible_p): Ditto. (convert_for_assignment): Use new name and also handle record. * function.c (aggregate_value_p): Handle it. (pass_by_reference): Ditto. (assign_parm_data_types): Ditto. * print-tree.c (print_node): Ditto. * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto. * lto-streamer-out.c (pack_ts_type_value_fields): Ditto. * tree.c (first_field): New fn. gcc/cp/ * mangle.c (write_type): Mangle transparent record as member type. * semantics.c (begin_class_definition): Recognize decimal classes and set TYPE_TRANSPARENT_AGGR. Co-Authored-By: Jason Merrill <jason@redhat.com> From-SVN: r156106
Diffstat (limited to 'gcc/calls.c')
-rw-r--r--gcc/calls.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/calls.c b/gcc/calls.c
index fe4bf0d..ce54bbe 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -1010,11 +1010,12 @@ initialize_argument_information (int num_actuals ATTRIBUTE_UNUSED,
if (type == error_mark_node || !COMPLETE_TYPE_P (type))
args[i].tree_value = integer_zero_node, type = integer_type_node;
- /* If TYPE is a transparent union, pass things the way we would
- pass the first field of the union. We have already verified that
- the modes are the same. */
- if (TREE_CODE (type) == UNION_TYPE && TYPE_TRANSPARENT_UNION (type))
- type = TREE_TYPE (TYPE_FIELDS (type));
+ /* If TYPE is a transparent union or record, pass things the way
+ we would pass the first field of the union or record. We have
+ already verified that the modes are the same. */
+ if ((TREE_CODE (type) == UNION_TYPE || TREE_CODE (type) == RECORD_TYPE)
+ && TYPE_TRANSPARENT_AGGR (type))
+ type = TREE_TYPE (first_field (type));
/* Decide where to pass this arg.