re PR libfortran/31297 (Use of uninitialized variables in libgfortran's I/O)

re PR libfortran/31297 (Use of uninitialized variables in libgfortran's I/O)

2007-03-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/31297
	* gfortran.dg/backspace_5.f:  Initialize variable(s).
	* gfortran.dg/backspace_6.f:  Likewise.
	* gfortran.dg/char_bounds_check_fail_1: Likewise.
	* gfortran.dg/direct_io_2.f90:  Likewise.
	* gfortran.dg/write_back.f:  Likewise.
	* gfortran.dg/write_rewind_2.f:  Likewise.
	* gfortran.dg/write_rewind_1.f:  Likewise.
	* gfortran.dg/write_rewind_2.f:  Likewise.

From-SVN: r123200