re PR fortran/77785 ([Coarray] ICE in gfc_get_caf_token_offset, at fortran/trans-expr.c:1990)

gcc/fortran/ChangeLog:

2016-12-13  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/77785
	* resolve.c (resolve_symbol): Correct attr lookup to the _data
	component.
	* trans-array.c (gfc_alloc_allocatable_for_assignment): Indirect ref
	pointers and references before retrieving the caf-token.

gcc/testsuite/ChangeLog:

2016-12-13  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/77785
	* gfortran.dg/coarray_38.f90: Added expecting error message.
	* gfortran.dg/coarray_41.f90: New test.
	* gfortran.dg/coarray_class_2.f90: New test.

From-SVN: r243614