   0  -live- %i0, %i1, %r0
   3  goto_if_not_int_is_zero %i1, L1
   7  getfield_gc_i %r0, FieldDescr<rpython.rlib.rmmap.MMap.inst_size> -> %i1
  12  L2:
  12  -live- %i0, %i1, %r0
  15  goto_if_not_int_lt %i0, $0, L3
  20  L4:
  20  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563a73faafe0> -> %r1
  24  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<rpython.rlib.rmmap.RMMapError.inst_message>
  29  assert_not_none %r1
  31  -live- %r1
  34  raise %r1
  36  ---
  36  L3:
  36  -live- %i0, %i1, %r0
  39  goto_if_not_int_lt %i1, $0, L5
  44  goto L4
  47  ---
  47  L5:
  47  int_add %i0, %i1 -> %i2
  51  getfield_gc_i %r0, FieldDescr<rpython.rlib.rmmap.MMap.inst_size> -> %i3
  56  -live- %i0, %i1, %i2, %i3, %r0
  59  goto_if_not_int_gt %i2, %i3, L6
  64  goto L4
  67  ---
  67  L6:
  67  getfield_gc_i %r0, FieldDescr<rpython.rlib.rmmap.MMap.inst_data> -> %i2
  72  int_add %i2, %i0 -> %i0
  76  int_signext $4, $4 -> %i2
  80  residual_call_ir_i $<* fn ccall_msync__arrayPtr_Unsigned_INT>, I[%i0, %i1, %i2], R[], <CallDescr(iii) EF=7> -> %i1
  90  -live- %i1
  93  goto_if_not_int_eq %i1, $-1, L7
  98  residual_call_ir_i $<* fn _ll_1_threadlocalref_get__INTLlT_Signed>, I[$CDefinedIntSymbolic('RPY_TLOFS_rpy_errno')], R[], <CallDescr(i) EF=2 OS_THREADLOCALREF_GET> -> %i1
 106  inline_call_ir_r <JitCode 'strerror'>, I[%i1], R[] -> %r0
 113  -live- %i1, %r0
 116  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563aaaaa1cc8> -> %r1
 120  setfield_gc_r %r1, %r0, FieldDescr<exceptions.EnvironmentError.inst_strerror>
 125  setfield_gc_i %r1, %i1, FieldDescr<exceptions.EnvironmentError.inst_errno>
 130  assert_not_none %r1
 132  -live- %r1
 135  raise %r1
 137  ---
 137  L7:
 137  int_return $0
 139  ---
 139  L1:
 139  goto L2
