   0  -live- %i0, %i1
   0  goto_if_not_int_lt %i1, $0, L1
   5  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aabdec1d00> -> %r1
   9  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  14  setfield_gc_i %r1, $22, FieldDescr<exceptions.EnvironmentError.inst_errno>
  19  assert_not_none %r1
  21  -live- %r1
  21  guard_class %r1 -> %i2
  24  -live- %r1
  24  raise %r1
  26  ---
  26  L1:
  26  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aaa92609f8> -> %r2
  30  setfield_gc_i %r2, %i1, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_size>
  35  residual_call_ir_r $<* fn alloc_buffer>, I[%i1], R[], <CallDescr(i) EF=5> -> %r0
  43  -live- %i0, %i1, %r0, %r2
  43  getfield_gc_i_pure %r0, FieldDescr<tuple3.item0> -> %i2
  48  getfield_gc_r_pure %r0, FieldDescr<tuple3.item1> -> %r1
  53  getfield_gc_i_pure %r0, FieldDescr<tuple3.item2> -> %i3
  58  setfield_gc_i %r2, %i2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_raw>
  63  setfield_gc_r %r2, %r1, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_gc_buf>
  68  setfield_gc_i %r2, %i3, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_case_num>
  73  inline_call_ir_i <JitCode 'read__Signed_arrayPtr_Signed_star_3'>, I[%i0, %i2, %i1], R[] -> %i0
  82  -live- %i0, %r2
  82  catch_exception L2
  85  inline_call_ir_i <JitCode 'handle_posix_error__read'>, I[%i0], R[$<* struct rpy_string>] -> %i0
  93  -live- %i0, %r2
  93  catch_exception L3
  96  inline_call_ir_r <JitCode 'scoped_alloc_buffer.str'>, I[%i0], R[%r2] -> %r0
 104  -live- %r0, %r2
 104  catch_exception L4
 107  getfield_gc_i %r2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_raw> -> %i0
 112  getfield_gc_r %r2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_gc_buf> -> %r1
 117  getfield_gc_i %r2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_case_num> -> %i1
 122  residual_call_ir_v $<* fn keep_buffer_alive_until_here>, I[%i0, %i1], R[%r1], <CallDescr(iri) EF=2>
 131  ref_return %r0
 133  ---
 133  L4:
 133  last_exception -> %i2
 135  last_exc_value -> %r1
 137  L5:
 137  getfield_gc_i %r2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_raw> -> %i0
 142  getfield_gc_r %r2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_gc_buf> -> %r0
 147  getfield_gc_i %r2, FieldDescr<rpython.rtyper.lltypesystem.rffi.scoped_alloc_buffer.inst_case_num> -> %i1
 152  residual_call_ir_v $<* fn keep_buffer_alive_until_here>, I[%i0, %i1], R[%r0], <CallDescr(iri) EF=2>
 161  -live- %r1
 161  raise %r1
 163  ---
 163  L3:
 163  last_exception -> %i2
 165  last_exc_value -> %r1
 167  goto L5
 170  ---
 170  L2:
 170  last_exception -> %i2
 172  last_exc_value -> %r1
 174  goto L5
