   0  inline_call_ir_i <JitCode 'inflateInit'>, I[$15], R[] -> %i1
   7  -live- %i0, %i1
  10  residual_call_ir_i $<* fn ccall_inflateCopy__z_streamPtr_z_streamPtr>, I[%i1, %i0], R[], <CallDescr(ii) EF=7> -> %i2
  19  -live- %i0, %i1, %i2
  22  goto_if_not_int_is_true %i2, L1
  26  inline_call_ir_v <JitCode 'inflateEnd'>, I[%i1], R[]
  32  -live- %i0, %i2
  35  inline_call_ir_r <JitCode 'fromstream'>, I[%i0, %i2], R[$<* struct rpy_string>] -> %r0
  44  -live- %r0
  47  assert_not_none %r0
  49  -live- %r0
  52  guard_class %r0 -> %i0
  55  -live- %r0
  58  raise %r0
  60  ---
  60  L1:
  60  int_return %i1
