https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
Francois-Xavier Coudert changed:
What|Removed |Added
Status|NEW |RESOLVED
CC|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #13 from Thomas Henlich
2011-05-05 10:57:33 UTC ---
G95 is actually using this method for list-directed output.
print *, .3, .33, .333, ., .3, .33, .333
g95 => 0.3 0.33 0.333 0. 0.3 0.33 0.333
gfortra
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #12 from Jerry DeLisle 2011-04-29
01:42:00 UTC ---
Created attachment 24137
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24137
An implementation found via google
Found this while searching around. My impression is that this is
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #11 from Thomas Henlich
2011-04-28 10:01:45 UTC ---
(In reply to comment #10)
> As an addendum to the above, one thing we could do with modest effort and
> without importing Gay's code would be to remove trailing zeros for G0 (and
> m
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #10 from Janne Blomqvist 2011-04-28
09:30:10 UTC ---
As an addendum to the above, one thing we could do with modest effort and
without importing Gay's code would be to remove trailing zeros for G0 (and
maybe list directed) output.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #9 from Janne Blomqvist 2011-04-27 18:36:12
UTC ---
I've been thinking about this issue now and then over the past few weeks, and
funnily enough, while I initially thought this would be a nice improvement,
I've subsequently come to th
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #8 from Tobias Burnus 2011-04-27
14:59:39 UTC ---
(In reply to comment #7)
> Gay's routines (http://www.netlib.org/fp/) can handle double, float, extended,
> quad
libquadmath initially used dtoa for __float128 [REAL(16)] I/O, but the
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #7 from Thomas Henlich
2011-04-27 14:11:10 UTC ---
Gay's routines (http://www.netlib.org/fp/) can handle double, float, extended,
quad; rounding directions may be specified. They can output a given number of
digits (compatible to all
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #6 from Janne Blomqvist 2011-04-10 12:24:54
UTC ---
(In reply to comment #5)
> (In reply to comment #4)
> > (In reply to comment #3)
> > > Does any of the Fortran edit descriptors require, or for that matter
> > > allow,
> > > this k
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #5 from Thomas Henlich
2011-04-10 10:19:47 UTC ---
(In reply to comment #4)
> (In reply to comment #3)
> > Does any of the Fortran edit descriptors require, or for that matter allow,
> > this kind of "shortest decimal representation"
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #4 from Janne Blomqvist 2011-04-10 08:36:24
UTC ---
(In reply to comment #3)
> Does any of the Fortran edit descriptors require, or for that matter allow,
> this kind of "shortest decimal representation" output?
Well, the obvious(?)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
Janne Blomqvist changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #2 from Jerry DeLisle 2011-04-08
16:10:30 UTC ---
See http://www.cs.indiana.edu/~burger/FP-Printing-PLDI96.pdf
For improved method.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48511
--- Comment #1 from Jerry DeLisle 2011-04-08
15:57:55 UTC ---
I have looked at this before and we have discussed it on the list. Ok to flag
this as an enhancement. It would be worth investigating one kind (say kind=8)
and run some timing tests
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