* gcc-interface/trans.c (Attribute_to_gnu) <Attr_Deref>: New case.

From-SVN: r221711
This commit is contained in:
Eric Botcazou 2015-03-26 21:12:55 +00:00 committed by Eric Botcazou
parent f809d2138c
commit 06d750319f
2 changed files with 16 additions and 0 deletions

View File

@ -1,3 +1,7 @@
2015-03-26 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Attribute_to_gnu) <Attr_Deref>: New case.
2015-03-24 Gary Dismukes <dismukes@adacore.com>
* sem_ch3.adb: Minor typo fix (missing paren).

View File

@ -2469,6 +2469,18 @@ Attribute_to_gnu (Node_Id gnat_node, tree *gnu_result_type_p, int attribute)
}
break;
case Attr_Deref:
prefix_unused = true;
gnu_expr = gnat_to_gnu (First (Expressions (gnat_node)));
gnu_result_type = get_unpadded_type (Etype (gnat_node));
/* This can be a random address so build an alias-all pointer type. */
gnu_expr
= convert (build_pointer_type_for_mode (gnu_result_type, ptr_mode,
true),
gnu_expr);
gnu_result = build_unary_op (INDIRECT_REF, NULL_TREE, gnu_expr);
break;
default:
/* This abort means that we have an unimplemented attribute. */
gcc_unreachable ();