PR c++/18378
* call.c (convert_like_real): Do not permit the use of a copy
constructor to copy a packed field.
PR c++/17413
* decl.c (grokdeclarator): Return error_mark_node, not
void_type_node, to indicate errors.
* parser.c (cp_parser_template_parameter_list): Robustify.
(cp_parser_template_parameter): Likewise.
PR c++/19034
* tree.c (cp_tree_equal): Handle OVERLOAD.
PR c++/18378
* g++.dg/ext/packed8.C: New test.
PR c++/13268
* g++.dg/template/crash31.C: New test.
PR c++/19034
* g++.dg/template/crash30.C: New test.
From-SVN: r92486
