Am 10.11.2022 um 20:40 schrieb Thiago Macieira:
On Thursday, 10 November 2022 00:23:52 PST Dennis Luehring wrote:
>      #1 0x7f08b15289a1 in g_object_get_valist ../glib/gobject/gobject.c:2659
>      #2 0x7f08b1529029 in g_object_get ../glib/gobject/gobject.c:2754
>      #3 0x7f08b3eee24b in gtkSetting<bool>

template <typename T>
static T gtkSetting(const gchar *propertyName)
{
     GtkSettings *settings = gtk_settings_get_default();
     T value;
     g_object_get(settings, propertyName, &value, NULL);
     return value;
}

The GLib line is:

       G_VALUE_LCOPY (&value, var_args, 0, &error);

Which uses this macro:
https://gitlab.gnome.org/GNOME/glib/-/blob/2.72.1/gobject/
gvaluecollector.h#L213-252

There's no support in it for boolean (1-byte) properties. The problem is that
f*&*!)ing Glib is written in C and refuses to use bool. They have:

typedef int    gint;
typedef gint   gboolean;

So their boolean is a 4-byte type.

Fixed in https://codereview.qt-project.org/c/qt/qtbase/+/442720


your fix was rejected for 6.4.1
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