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* class.c (contains_empty_class_p): Remove.

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From-SVN: r214130
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Gerald Pfeifer 2014-08-19 05:13:38 +00:00 committed by Gerald Pfeifer
parent 6ae9194fc2
commit 010ea2883c
2 changed files with 4 additions and 30 deletions
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4
gcc/cp/ChangeLog
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@ -1,3 +1,7 @@
2014-08-19 Gerald Pfeifer <gerald@pfeifer.com>
* class.c (contains_empty_class_p): Remove.
2014-08-18 Paolo Carlini <paolo.carlini@oracle.com>
* parser.c (cp_parser_expression): Add default arguments.

30
gcc/cp/class.c
View File

@ -208,7 +208,6 @@ static int splay_tree_compare_integer_csts (splay_tree_key k1,
splay_tree_key k2);
static void warn_about_ambiguous_bases (tree);
static bool type_requires_array_cookie (tree);
static bool contains_empty_class_p (tree);
static bool base_derived_from (tree, tree);
static int empty_base_at_nonzero_offset_p (tree, tree, splay_tree);
static tree end_of_base (tree);
@ -7796,35 +7795,6 @@ is_empty_class (tree type)
return CLASSTYPE_EMPTY_P (type);
}
/* Returns true if TYPE contains an empty class. */
static bool
contains_empty_class_p (tree type)
{
if (is_empty_class (type))
return true;
if (CLASS_TYPE_P (type))
{
tree field;
tree binfo;
tree base_binfo;
int i;
for (binfo = TYPE_BINFO (type), i = 0;
BINFO_BASE_ITERATE (binfo, i, base_binfo); ++i)
if (contains_empty_class_p (BINFO_TYPE (base_binfo)))
return true;
for (field = TYPE_FIELDS (type); field; field = TREE_CHAIN (field))
if (TREE_CODE (field) == FIELD_DECL
&& !DECL_ARTIFICIAL (field)
&& is_empty_class (TREE_TYPE (field)))
return true;
}
else if (TREE_CODE (type) == ARRAY_TYPE)
return contains_empty_class_p (TREE_TYPE (type));
return false;
}
/* Returns true if TYPE contains no actual data, just various
possible combinations of empty classes and possibly a vptr. */