backport: re PR fortran/70842 (internal compiler error with character members within...

backport: re PR fortran/70842 (internal compiler error with character members within a polymorphic pointer)

gcc/testsuite/ChangeLog:

2016-07-22  Andre Vehreschild  <vehre@gcc.gnu.org>

	Backport from trunk:
	PR fortran/70842
	* gfortran.dg/select_type_35.f03: New test.

gcc/fortran/ChangeLog:

2016-07-22  Andre Vehreschild  <vehre@gcc.gnu.org>

	Backport from trunk:
	PR fortran/70842
	* simplify.c (gfc_simplify_len): Only for unlimited polymorphic
	types replace the expression's _data ref with a _len ref.

From-SVN: r238646