Add the missing changelog entry to 243023.

libgfortran/ChangeLog:

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

        * caf/single.c (_gfortran_caf_is_present): Prevent fallthrough
        warnings.

From-SVN: r243025

gcc/testsuite/ChangeLog

 2016-11-30  Andre Vehreschild  <vehre@gcc.gnu.org>
 
+	* caf/single.c (_gfortran_caf_is_present): Prevent fallthrough
+	warnings.
+
+2016-11-30  Andre Vehreschild  <vehre@gcc.gnu.org>
+
 	* gfortran.dg/coarray/alloc_comp_1.f90: Fix tree-dump scans to adhere
 	to the changed interfaces.
 	* gfortran.dg/coarray_alloc_comp_1.f08: Likewise.