   0  getfield_gc_i %r0, FieldDescr<pypy.module.thread.os_lock.W_RLock.inst_rlock_owner> -> %i0
   5  residual_call_ir_i $<* fn _ll_1_threadlocalref_get__SignedLlT_Signed>, I[$CDefinedIntSymbolic('RPY_TLOFS_thread_ident')], R[], <CallDescr(i) EF=1 OS_THREADLOCALREF_GET> -> %i1
  13  -live- %i0, %i1
  16  goto_if_not_int_eq %i0, %i1, L1
  21  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  23  ---
  23  L1:
  23  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
