Re: [patch] [gdb/testsuite] XFAIL under Clang tests using label debug info

[Eric Christopher <echristo@gmail.com>]

https://bugs.llvm.org/show_bug.cgi?id=14500#c3 has the relevant information
:)

On Thu, Sep 5, 2019, 7:48 PM Christian Biesinger via gdb-patches <
gdb-patches@sourceware.org> wrote:

> On Thu, Sep 5, 2019 at 5:12 PM David Blaikie <dblaikie@gmail.com> wrote:
> >
> > Clang now supports labels - so I'd like to essentially revert this patch.
>
> Out of curiosity, when did clang get support for this?
>
> Christian
>
> > Is this OK?
> >
> >
> > On Thu, Apr 24, 2014 at 8:23 PM David Blaikie <dblaikie@gmail.com>
> wrote:
> > >
> > > On Wed, Apr 23, 2014 at 3:03 PM, Doug Evans <dje@google.com> wrote:
> > > > David Blaikie writes:
> > > >  > Clang doesn't emit debug info for labels (Clang PR14500). XFAIL a
> > > >  > bunch of GDB tests that rely on debug info for labels.
> > > >  >
> > > >  > For some reason gdb.linespec/ls-expr.exp gathered all tests into a
> > > >  > dictionary and then ran them. This made it hard to XFAIL just the
> > > >  > right tests. I refactored this to execute the tests directly,
> removing
> > > >  > the dictionary so I could XFAIL the right tests. Is there a
> reason it
> > > >  > would've been written that way? Does my patch break it in some
> way?
> > > >  > commit c438cb16b63292e415330f289616c4e4ecece63c
> > > >  > Author: David Blaikie <dblaikie@gmail.com>
> > > >  > Date:   Sun Apr 13 11:42:02 2014 -0700
> > > >  >
> > > >  >     XFAIL under Clang tests using labels
> > > >  >
> > > >  >     gdb/testsuite/
> > > >  >      * gdb.base/label.exp: XFAIL label related tests under Clang.
> > > >  >      * gdb.cp/cplabel.exp: Ditto.
> > > >  >      * gdb.linespec/ls-errs.exp: Refactor tests to execute
> directly
> > > >  >      and XFAIL under Clang those using labels.
> > > >
> > > > LGTM
> > > >
> > > >  > diff --git gdb/testsuite/ChangeLog gdb/testsuite/ChangeLog
> > > >  > index 730c116..b04b940 100644
> > > >  > --- gdb/testsuite/ChangeLog
> > > >  > +++ gdb/testsuite/ChangeLog
> > > >  > @@ -1,3 +1,9 @@
> > > >  > +2014-04-12  David Blaikie  <dblaikie@gmail.com>
> > > >  > +
> > > >  > +        * gdb.base/label.exp: XFAIL label related tests under
> Clang.
> > > >  > +    * gdb.cp/cplabel.exp: Ditto.
> > > >  > +    * gdb.linespec/ls-errs.exp: Refactor tests to execute
> directly and XFAIL under Clang those using labels.
> > > >  > +
> > > >
> > > > Nit: space vs tabs.  Just use tabs.
> > > > Plus line is longer than 80 chars.
> > >
> > > Thanks for the catches - fixed those up and committed in
> > > c2e827ad5340fcf1735df6c77cb0311e56b985ef.
> > >
> > > Also refactored some of the xfails along the lines of what Pedro
> > > suggested in the one test case that had several similar failures
> > > (gdb.base/label.exp). If/when we fix this in Clang it might be worth
> > > refactoring into a common function (though I'm personally not very
> > > vested in keeping the test suite usable with anything other than ToT
> > > Clang - perhaps others are).
>