2017-10-28  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/81758
	* trans-expr.c (trans_class_vptr_len_assignment): 'vptr_expr'
	must only be set if the right hand side expression is of type
	class.

2017-10-28  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/81758
	* gfortran.dg/class_63.f90: New test.

From-SVN: r254195