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Re: [gfortran, testsuite] Fix bounds checking for substrings, enable bounds chekcing in dg testsuite, assorted fixes


Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de> wrote on
12/12/2006 16:00:15:

> Dorit Nuzman <DORIT@il.ibm.com> wrote on Sun, 10 Dec 2006:
> >> WRT the rest of the discussion, I'd like to point out that -O3
> >> -ftree-vectorize currently ICEs on a few testcases (PR30087), which is
> >
> > Does this patch fix the problem?:
> > http://gcc.gnu.org/ml/gcc/2006-12/msg00267.html
>
> I can't tell.  After a few days of not being able to bootstrap, I'm
> now running into trouble with the testsuite: the linker invoked in the
> testsuite doesn't find libgfortranbegin.
>
> > To overcome the problem Andrew mentions here -
> > http://gcc.gnu.org/ml/gcc-patches/2006-12/msg00532.html,
> > you can look at how gcc.dg/vect/vect.exp computes which target options
to
> > use with -ftree-vectorize.
>
> This looks very useful, thanks for the pointer.  Do you think that it
> makes sense to test gfortran with -ftree-vectorize or are vect
> testsuites comprehensive enough?
>

The vect testsuite is supposed to exercise all the different features of
the vectorizer, but surely we could use more testing (especially if it's
loop intensive code).

dorit

> Thanks,
> - Tobi
>
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