   0  -live- %r0, %r1
   0  ref_guard_value %r0
   2  -live- %r0, %r1
   2  jit_merge_point $50, I[], R[%r0], F[], I[], R[%r1], F[]
  12  -live- %r0, %r1
  12  getfield_gc_i %r1, FieldDescr<rpython.rlib.rsre.rsre_core.AbstractMatchContext.inst_match_start> -> %i0
  17  inline_call_ir_r <JitCode '_spec_sre_match__rpython_rlib_rsre_rsre_core_AbstractMatchContext_star_4'>, I[$0, %i0], R[%r1, %r0, $<* struct rpython.rlib.rsre.rsre_core.Mark>] -> %r0
  28  -live- %r0
  28  -live- %r0
  28  goto_if_not_ptr_iszero %r0, L1
  32  int_return $False
  34  ---
  34  L1:
  34  int_return $True
