Comment 3 for bug 805783

StacktraceTop:
 __memcpy_sse2 () at ../sysdeps/x86_64/multiarch/../memcpy.S:102
 ffi_call (cif=0x7fff70699730, fn=0x4eac60 <eel_editable_label_delete_from_cursor>, rvalue=<value optimized out>, avalue=<value optimized out>) at /usr/include/bits/string3.h:52
 g_cclosure_marshal_generic (closure=0x2d30ee0, return_gvalue=0x0, n_param_values=3, param_values=<value optimized out>, invocation_hint=<value optimized out>, marshal_data=0x4eac60) at /build/buildd/glib2.0-2.29.8/./gobject/gclosure.c:1129
 g_closure_invoke (closure=0x2d30ee0, return_value=0x0, n_param_values=3, param_values=0x2d3e300, invocation_hint=<value optimized out>) at /build/buildd/glib2.0-2.29.8/./gobject/gclosure.c:771
 signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0x2a0a610, emission_return=0x0, instance_and_params=0x2d3e300) at /build/buildd/glib2.0-2.29.8/./gobject/gsignal.c:3294