Fix for PR java/7912:
* expr.c (can_widen_reference_to): Allow cast of array to
Cloneable or Serializable.
* java-tree.h (java_lang_cloneable_identifier_node): Declare.
(java_io_serializable_identifier_node): Likewise.
* parse.y (java_lang_cloneable, java_io_serializable): Removed.
(valid_ref_assignconv_cast_p): Use new identifier nodes.
* lex.c (java_init_lex): Don't initialize java_lang_cloneable and
java_io_serializable.
* decl.c (java_init_decl_processing): Initialize
java_lang_cloneable_identifier_node and
java_io_serializable_identifier_node.
(java_lang_cloneable_identifier_node): New global.
(java_io_serializable_identifier_node): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@59227
138bc75d-0d04-0410-961f-
82ee72b054a4