Re: [Vala] Vala app crashing in vprintf on 32-bit arches, not on 64-bit arches

[Michael Gratton <mike vee net>]

On Fri, Jun 17, 2016 at 7:55 AM, Michael Gratton <mike vee net> wrote:
> Geary is suffering a bug which is causing it to frequently crash on
> 32-bit installations, in a place where it doesn't crash on a 64-bit
> install. The crash occurs in vprintf, during a call to GLib.debug()
> from an async method.

So it turns out the format string was bad ("%d" should have been "%lld" 
since a int64 was being passed in) but valac didn't complain - I only 
found the issue digging through the gcc output:

> /home/mjg/geary/src/engine/imap-engine/imap-engine-minimal-folder.vala:1235:12: 
> warning: format ‘%d’ expects argument of type ‘int’, but 
> argument 7 has type ‘gint64 {aka long long int}’ [-Wformat=]
>              debug("%s do_replay_removed_message: remote_position=%d 
> unknown in local store "
>             ^
> /usr/include/glib-2.0/glib/gmessages.h:170:32: note: in definition of 
> macro ‘g_debug’
>                                 __VA_ARGS__)
                               ^

Bug filed: <https://bugzilla.gnome.org/show_bug.cgi?id=767839>

//Mike

--
⊨ Michael Gratton, Percept Wrangler.
⚙ <http://mjog.vee.net/>