re PR c++/35 (template operator () lookup fails)

re PR c++/35 (template operator () lookup fails)

cp:
	PR c++/35
	* cp-tree.h (DECL_LANG_FLAG_0): Used for PARM_DECL too.
	(DECL_TEMPLATE_PARM_P): A PARM_DECL might be one too.
	* pt.c (process_template_parm): SET_DECL_TEMPLATE_PARM_P on the
	PARM_DECL.
	(tsubst_template_parms): Break up loop statements.
	(tsubst_decl, case PARM_DECL): Copy DECL_TEMPLATE_PARM_P. Template
	parm PARM_DECLs don't get promoted.
testsuite:
	* g++.dg/template/ntp.C: New test.

From-SVN: r48470