   0  inline_call_ir_r <JitCode 'interp_w__W_NDimArray'>, I[$False], R[%r0] -> %r0
   8  -live- %r0
   8  getfield_gc_r %r0, FieldDescr<pypy.module.micronumpy.base.W_NDimArray.inst_implementation> -> %r0
  13  residual_call_r_r $<* fn BaseConcreteArray.nonzero>, R[%r0, $<* struct pypy.module.micronumpy.descriptor.W_Dtype>], <CallDescr(rr) EF=7> -> %r0
  21  -live- %r0
  21  ref_return %r0
