single.c (_gfortran_caf_get_by_ref): Prevent compile time warning.

libgfortran/ChangeLog:

2016-11-30  Andre Vehreschild  <vehre@gcc.gnu.org>

        * caf/single.c (_gfortran_caf_get_by_ref): Prevent compile time
        warning.
        (_gfortran_caf_send_by_ref): Same.
        (_gfortran_caf_is_present): Prevent fallthrough warnings.

gcc/testsuite/ChangeLog:

2016-11-30  Andre Vehreschild  <vehre@gcc.gnu.org>

	* ChangeLog: Removed wrongly placed entry.
	* gfortran.dg/coarray_lib_alloc_4.f90: New test.

From-SVN: r243034