cp:
	* parse.y (template_parm_header, template_spec_header): New
	reductions. Split out from ...
	(template_header): ... here. Use them.
	(template_template_parm): Use template_parm_header.
	* semantics.c (finish_template_template_parm): Add assert.
testsuite:
	* g++.old-deja/g++.pt/crash63.C: New test.

From-SVN: r38900