re PR middle-end/47650 (wrong output of print_generic_decl() called from a plugin)

2011-03-15  Richard Guenther  <rguenther@suse.de>

	PR middle-end/47650
	* tree-pretty-print.c (dump_function_declaration): Properly
	dump unprototyped and varargs function types.

	* gfortran.dg/c_f_pointer_tests_3.f90: Adjust.
	* gfortran.dg/ishft_4.f90: Likewise.
	* gfortran.dg/leadz_trailz_3.f90: Likewise.

From-SVN: r170995