Fix fortran/65894 elemental procedures wrong-code

Fix fortran/65894 elemental procedures wrong-code

gcc/fortran/
2015-05-09  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/65894
	* trans-array.h (gfc_scalar_elemental_arg_saved_as_reference):
	New prototype.
	* trans-array.c (gfc_scalar_elemental_arg_saved_as_reference):
	New function.
	(gfc_add_loop_ss_code): Use gfc_scalar_elemental_arg_saved_as_reference
	as conditional.
	(gfc_walk_elemental_function_args): Set the dummy_arg field.
	* trans.h (gfc_ss_info): New subfield dummy_arg.
	* trans-expr.c (gfc_conv_procedure_call): Revert the change
	of revision 222361.
	(gfc_conv_expr): Use gfc_scalar_elemental_arg_saved_as_reference
	as conditional.

gcc/testsuite/
2015-05-09  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/65894
	* gfortran.dg/elemental_subroutine_11.f90: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222968 138bc75d-0d04-0410-961f-82ee72b054a4