re PR libfortran/38772 (r143102 reveals missed error checking on floating point reads)

2009-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/38772
	* io/read.c (read_f): Clean up loop conditions for BZ/BN,
	allowing proper digit testing. White space fix.

From-SVN: r143327