2010-09-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45576
	* dependency.c (gfc_deb_compare_expr):  Take missing optional
	arguments into account.

2010-09-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45576
	* gfortran.dg/char_length_18.f90:  New test.

From-SVN: r163978