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Re: [RFA/TESTSUITE] build schedlock.c on 64-bit platforms
On Mon, Apr 14, 2003 at 09:53:14PM -0400, Elena Zannoni wrote:
> Michael Snyder writes:
> > Daniel Jacobowitz wrote:
> > >
> > > On Thu, Apr 10, 2003 at 10:12:28AM -0400, Elena Zannoni wrote:
> > > > Daniel Jacobowitz writes:
> > > > > On Tue, Apr 08, 2003 at 05:20:19PM -0400, Elena Zannoni wrote:
> > > > > >
> > > > > > I was getting warnings when compiling the test on 64-bit because of the casts.
> > > > > >
> > > >
> > > > >
> > > > > Sigh, I was just sloppy writing this one. Does it work if you pass
> > > > > &args[i] instead of messing with my_number? That's a little more
> > > > > portable.
> > > > >
> > > >
> > > > Ok, how about this? But now get_current_thread in schedlock.exp
> > > > doesn't work, because the output has changed. I am not sure I
> > > > understand what it should be doing now. There is no way to get the
> > > > thread number from the backtraces.
> > >
> > > Oh, you're right - sorry for the wild goose chase. I think your
> > > previous patch with the cast to long is OK then. The test isn't
> > > terribly portable but it should be portable enough for our use.
> >
> > Why don't you just declare 'i' a long and be done with it?
>
> Daniel?
Looks fine to me - portable enough for our purposes.
> Index: schedlock.c
> ===================================================================
> RCS file: /cvs/uberbaum/gdb/testsuite/gdb.threads/schedlock.c,v
> retrieving revision 1.2
> diff -u -p -r1.2 schedlock.c
> --- schedlock.c 23 Oct 2002 03:22:56 -0000 1.2
> +++ schedlock.c 15 Apr 2003 01:47:34 -0000
> @@ -13,12 +13,15 @@ int main() {
> int res;
> pthread_t threads[NUM];
> void *thread_result;
> - int i;
> + long i;
>
> for (i = 0; i < NUM; i++)
> {
> args[i] = 1;
> - res = pthread_create(&threads[i], NULL, thread_function, (void *)i);
> + res = pthread_create(&threads[i],
> + NULL,
> + thread_function,
> + (void *) i);
> }
>
> /* schedlock.exp: last thread start. */
> @@ -29,7 +32,7 @@ int main() {
> }
>
> void *thread_function(void *arg) {
> - int my_number = (int) arg;
> + int my_number = (long) arg;
> int *myp = &args[my_number];
>
> /* Don't run forever. Run just short of it :) */
>
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer