[Bug libfortran/48511] Implement Steele-White algorithm for numeric output

[jvdelisle at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511

--- Comment #2 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> 2011-04-08 
16:10:30 UTC ---
See http://www.cs.indiana.edu/~burger/FP-Printing-PLDI96.pdf

For improved method.