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Re: gdb.base/watchpoint-solib.exp
> From: Vladimir Prus <vladimir@codesourcery.com>
> Date: Sun, 13 Jul 2008 20:48:39 +0400
>
> Mark Kettenis wrote:
>
> > Hi Vladimir,
> >
> > The watchpoint-solib.exp test seems to assume hardware watchpoints:
> >
> > gdb_test "watch g" "Hardware watchpoint 3: g" "set watchpoint on g"
> >
> > Is this intentional, or should this be changed to accept "normal"
> > software watchpoints too?
>
> Hi Mark,
>
> this test was added by
> http://article.gmane.org/gmane.comp.gdb.patches/37556 and that
> commits changes the way the memory locations to watch are stored and
> handled for watchpoint. Since software watchpoints do not actually
> have any memory locations to watch, I suspect that the crash this
> test is supposed to guard against did not happen with software
> watchpoints.
Ah, if you want to explicity test hardware watchpoints, perhaps we
should test that the target supports them and skip the test otherwise.
> Are you on a target with no hardware breakpoints?
Yes I am. OpenBSD doesn't support hardware watchpoints on any of its
platforms. But even many Linux targets don't support hardware
watchpoints.