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Re: Fortran: Intel vs G77
On Wed, Jan 15, 2003 at 11:22:23PM +0000, David Lecomber wrote:
> On Wed, Jan 15, 2003 at 05:08:43PM -0500, Daniel Jacobowitz wrote:
> >On Wed, Jan 15, 2003 at 09:51:04PM +0000, David Lecomber wrote:
> >Sure, via gcc_compiled, but that's not the right way to approach this
> >First of all, what version of G77 did you test with? And what format
> >of debug information?
> g77 2.96 (on redhat-7.3) -- symptom also appears in the g77 of
> redhat-6.2 but I don't have the version to hand -- and Intel Fortran
> Compiler v6.0.
> The debug info was the default from the -g option. I've now also just
> run g77 with -gdwarf and the same problem arises..
Could you try a recent (i.e. 3.2 or 3.2.1) version of g77? Those are
> >Secondly, which compiler's debug information is correct? Or are they
> >just different and triggering different bugs?
> Beats me ;-) -- a good googling uncovers g77 probably has its problems
> -- but as gdb doesn't get it right all the time for either compiler,
> whichever format is correct we need to do something in gdb to be
> I think using the gcc_compiled flag is the way to go to merge the
> patches into one gdb build. I know it seems like a hack, but it seems
> a whole lot easier than getting folks to change either the Intel or
> GNU compiler. It looks like the issue has been known about for a long
> time so perhaps the compiler people just can't agree?
No, testing this sort of thing on gcc_compiled is too much of a hack
until we have looked directly at the debug info and figured out what it
> >Third, it really sounds like we're going to need copyright assignment
> >papers from you.
> No probs -- will contact the appropriate folks at FSF (unless you have
> one to hand)
Ask firstname.lastname@example.org for the paperwork, they'd be glad to give it to you.
MontaVista Software Debian GNU/Linux Developer