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search.c (convert_pointer_to_single_level): Reimplement without using get_binfo.

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* search.c (convert_pointer_to_single_level): Reimplement without
	using get_binfo.

From-SVN: r27395
This commit is contained in:
Mark Mitchell 1999-06-07 13:28:59 +00:00 committed by Mark Mitchell
parent 5c5b088851
commit d1a4ff1555
2 changed files with 24 additions and 7 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
1999-06-07 Mark Mitchell <mark@codesourcery.com>
* search.c (convert_pointer_to_single_level): Reimplement without
using get_binfo.
1999-06-06 Mark Mitchell <mark@codesourcery.com>
* method.c (is_back_referenceable_type): Back-reference bools when

26
gcc/cp/search.c
View File

@ -2057,17 +2057,29 @@ static tree
convert_pointer_to_single_level (to_type, expr)
tree to_type, expr;
{
tree derived;
tree binfo_of_derived;
tree last;
int i;
binfo_of_derived = TYPE_BINFO (TREE_TYPE (TREE_TYPE (expr)));
last = get_binfo (to_type, TREE_TYPE (TREE_TYPE (expr)), 0);
my_friendly_assert (BINFO_INHERITANCE_CHAIN (last) == binfo_of_derived,
980827);
derived = TREE_TYPE (TREE_TYPE (expr));
binfo_of_derived = TYPE_BINFO (derived);
my_friendly_assert (BINFO_INHERITANCE_CHAIN (binfo_of_derived) == NULL_TREE,
980827);
return build_vbase_path (PLUS_EXPR, build_pointer_type (to_type), expr,
last, 1);
for (i = CLASSTYPE_N_BASECLASSES (derived) - 1; i >= 0; --i)
{
tree binfo = BINFO_BASETYPE (binfo_of_derived, i);
my_friendly_assert (BINFO_INHERITANCE_CHAIN (binfo) == binfo_of_derived,
980827);
if (same_type_p (BINFO_TYPE (binfo), to_type))
return build_vbase_path (PLUS_EXPR,
build_pointer_type (to_type),
expr, binfo, 1);
}
my_friendly_abort (19990607);
/* NOTREACHED */
return NULL_TREE;
}
tree markedp (binfo, data)