Comment 2 for bug 1234473

StacktraceTop:
 _int_free (av=0x20, p=0x7f9244000078, have_lock=0) at malloc.c:3757
 ?? ()
 g_bit_storage (number=<optimized out>) at /build/buildd/glib2.0-2.39.0~git20131001.75bb906e/./glib/gutils.h:319
 g_bsearch_array_create (bconfig=<optimized out>) at /build/buildd/glib2.0-2.39.0~git20131001.75bb906e/./glib/gbsearcharray.h:135
 signal_add_class_closure (node=<optimized out>, itype=<optimized out>, closure=<optimized out>) at /build/buildd/glib2.0-2.39.0~git20131001.75bb906e/./gobject/gsignal.c:1540