PR c++/14550

	PR c++/14550
	* parser.c (cp_parser_non_integral_constant_expression): Encode
	more of the idiom that surrounded calls to this function within
	the function itself
	(cp_parser_primary_expression): Adjust accordingly.
	(cp_parser_postfix_expression): Likewise.
	(cp_parser_unary_expression): Likewise.
	(cp_parser_cast_expression): Likewise.
	(cp_parser_assignment_expression): Likewise.
	(cp_parser_expression): Likewise.
	(cp_parser_new_expression): Note that new-expressions are not
	allowed in integral constant expressions.
	(cp_parser_delete_expression): Likewise.

	PR c++/14550
	* g++.dg/parse/template14.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@79498 138bc75d-0d04-0410-961f-82ee72b054a4