2015-07-29  Bud Davis  <jmdavis@link.com>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/59746
	* symbol.c (gfc_restore_last_undo_checkpoint): Delete a common block
	symbol if it was put in the list.

2015-07-29  Bud Davis  <jmdavis@link.com>

	PR fortran/59746
	* gfortran.dg/common_22.f90: New.