--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+ <!-- interface-requires gtk+ 3.0 -->
+ <object class="GtkWindow" id="window1">
+ <property name="can_focus">False</property>
+ <property name="type">popup</property>
+ <child>
+ <object class="GtkFixed" id="grid1">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <child>
+ <object class="GtkLabel" id="label1">
+ <property name="visible">True</property>
+ <property name="label" translatable="yes">Check that a container that calls gtk_widget_get_preferred_width/height() with natural or minimum being NULL doesn't cause a crash with size groups.</property>
+ <property name="wrap">True</property>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+</interface>