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Revert 

2005-11-09  Eric Botcazou  <ebotcazou@adacore.com>
	* tree.c (build_qualified_type): Chain the new type to the original
	type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
	a POINTER_TYPE or a REFERENCE_TYPE respectively.
	(build_pointer_type_for_mode): Only return unqualified types.
	(build_reference_type_for_mode): Likewise.

From-SVN: r110382
This commit is contained in:
Eric Botcazou 2006-01-29 22:23:10 +00:00 committed by Eric Botcazou
parent dd9cf77f3c
commit 3f0dc66bb5
2 changed files with 17 additions and 24 deletions
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11
gcc/ChangeLog
View File

@ -1,3 +1,14 @@
2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
Revert
2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (build_qualified_type): Chain the new type to the original
type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
a POINTER_TYPE or a REFERENCE_TYPE respectively.
(build_pointer_type_for_mode): Only return unqualified types.
(build_reference_type_for_mode): Likewise.
2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
* configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.

30
gcc/tree.c
View File

@ -3738,20 +3738,6 @@ build_qualified_type (tree type, int type_quals)
{
t = build_variant_type_copy (type);
set_type_quals (t, type_quals);
/* If it's a pointer type, the new variant points to the same type. */
if (TREE_CODE (type) == POINTER_TYPE)
{
TYPE_NEXT_PTR_TO (t) = TYPE_NEXT_PTR_TO (type);
TYPE_NEXT_PTR_TO (type) = t;
}
/* Same for a reference type. */
else if (TREE_CODE (type) == REFERENCE_TYPE)
{
TYPE_NEXT_REF_TO (t) = TYPE_NEXT_REF_TO (type);
TYPE_NEXT_REF_TO (type) = t;
}
}
return t;
@ -4867,12 +4853,10 @@ build_pointer_type_for_mode (tree to_type, enum machine_mode mode,
&& TREE_CODE (TYPE_POINTER_TO (to_type)) != POINTER_TYPE)
return TYPE_POINTER_TO (to_type);
/* First, if we already have an unqualified type for pointers to TO_TYPE
and it's the proper mode, use it. */
/* First, if we already have a type for pointers to TO_TYPE and it's
the proper mode, use it. */
for (t = TYPE_POINTER_TO (to_type); t; t = TYPE_NEXT_PTR_TO (t))
if (TYPE_MODE (t) == mode
&& !TYPE_QUALS (t)
&& TYPE_REF_CAN_ALIAS_ALL (t) == can_alias_all)
if (TYPE_MODE (t) == mode && TYPE_REF_CAN_ALIAS_ALL (t) == can_alias_all)
return t;
t = make_node (POINTER_TYPE);
@ -4918,12 +4902,10 @@ build_reference_type_for_mode (tree to_type, enum machine_mode mode,
&& TREE_CODE (TYPE_REFERENCE_TO (to_type)) != REFERENCE_TYPE)
return TYPE_REFERENCE_TO (to_type);
/* First, if we already have an unqualified type for references to TO_TYPE
and it's the proper mode, use it. */
/* First, if we already have a type for pointers to TO_TYPE and it's
the proper mode, use it. */
for (t = TYPE_REFERENCE_TO (to_type); t; t = TYPE_NEXT_REF_TO (t))
if (TYPE_MODE (t) == mode
&& !TYPE_QUALS (t)
&& TYPE_REF_CAN_ALIAS_ALL (t) == can_alias_all)
if (TYPE_MODE (t) == mode && TYPE_REF_CAN_ALIAS_ALL (t) == can_alias_all)
return t;
t = make_node (REFERENCE_TYPE);