}
		m, imageFormat, err := decode(it.filename)
		if err != nil {
			t.Errorf("%s: %v", it.filename, err)
			continue loop
		}
		b := g.Bounds()
		if !b.Eq(m.Bounds()) {
			t.Errorf("%s: got bounds %v want %v", it.filename, m.Bounds(), b)
			continue loop
		}
		for y := b.Min.Y; y < b.Max.Y; y++ {
			for x := b.Min.X; x < b.Max.X; x++ {
				if !withinTolerance(g.At(x, y), m.At(x, y), it.tolerance) {

	MOVW	$4, Rctr
loop2:	ROUND2(Ra, Rb, Rc, Rd, Re)
	ROUND2(Re, Ra, Rb, Rc, Rd)
	ROUND2(Rd, Re, Ra, Rb, Rc)
	ROUND2(Rc, Rd, Re, Ra, Rb)
	ROUND2(Rb, Rc, Rd, Re, Ra)
	SUB.S	$1, Rctr
	BNE	loop2

	MOVW	$0x8F1BBCDC, Rconst
	MOVW	$4, Rctr
loop3:	ROUND3(Ra, Rb, Rc, Rd, Re)
	ROUND3(Re, Ra, Rb, Rc, Rd)
	ROUND3(Rd, Re, Ra, Rb, Rc)
	ROUND3(Rc, Rd, Re, Ra, Rb)
	ROUND3(Rb, Rc, Rd, Re, Ra)
	SUB.S	$1, Rctr

			} else {
				gray = uint8(dist)
			}
			im.SetGray(x, y, color.Gray{Y: 255 - gray})
		}
	}
	pi := image.NewPaletted(im.Bounds(), []color.Color{
		color.Gray{Y: 255},
		color.Gray{Y: 160},
		color.Gray{Y: 70},
		color.Gray{Y: 35},
		color.Gray{Y: 0},
	})

	draw.FloydSteinberg.Draw(pi, im.Bounds(), im, image.Point{})
	shade := []string{" ", "░", "▒", "▓", "█"}
	for i, p := range pi.Pix {
		fmt.Print(shade[p])

    func.func @main(%arg0: tensor<?xi32, #mhlo.type_extensions<bounds = [1]>>) -> tensor<?xi32, #mhlo.type_extensions<bounds = [1]>> {
      %0 = "tf.Identity"(%arg0) : (tensor<?xi32, #mhlo.type_extensions<bounds = [1]>>) -> tensor<?xi32, #mhlo.type_extensions<bounds = [1]>>
      func.return %0 : tensor<?xi32, #mhlo.type_extensions<bounds = [1]>>
    }
  })";

  std::vector<tensorflow::TensorShape> arg_shapes = {{1}};

	// We want to trigger a bounds check on the g0 stack. To do this, we
	// need to call a splittable function through systemstack().
	// SetGCPercent contains such a systemstack call.
	gogc := debug.SetGCPercent(100)
	debug.SetGCPercent(gogc)
}

// Regression test for https://go.dev/issue/62440. It should be possible for C
// threads to call into Go from different stacks without crashing due to g0
// stack bounds checks.
//

  }

  private static Bounds every(Type[] bounds) {
    // Every bound must match. On any false, result is false.
    return new Bounds(bounds, false);
  }

  private static Bounds any(Type[] bounds) {
    // Any bound matches. On any true, result is true.
    return new Bounds(bounds, true);
  }

  private static class Bounds {
    private final Type[] bounds;

  }

  private static Bounds every(Type[] bounds) {
    // Every bound must match. On any false, result is false.
    return new Bounds(bounds, false);
  }

  private static Bounds any(Type[] bounds) {
    // Any bound matches. On any true, result is true.
    return new Bounds(bounds, true);
  }

  private static class Bounds {
    private final Type[] bounds;

	check("nil-deref-big", func() { println(q[5000]) }, "nil pointer dereference")

	i = 99999
	var sl []int
	p1 := new([10]int)
	check("array-bounds", func() { println(p1[i]) }, "index out of range")
	check("slice-bounds", func() { println(sl[i]) }, "index out of range")

	var inter interface{}
	inter = 1
	check("type-concrete", func() { println(inter.(string)) }, "int, not string")

		tname := types.NewTypeName(pos, pkg, name, nil)
		r.dict.tparams[i] = types.NewTypeParam(tname, nil)
	}

	typs := make([]types.Type, len(r.dict.bounds))
	for i, bound := range r.dict.bounds {
		typs[i] = r.p.typIdx(bound, r.dict)
	}

	// TODO(mdempsky): This is subtle, elaborate further.
	//
	// We have to save tparams outside of the closure, because

// successful. If it returns false, no dst pixels were changed.
//
// This function assumes that r is entirely within dst's bounds and the
// translation of r from dst coordinate space to src coordinate space is
// entirely within src's bounds.
func DrawYCbCr(dst *image.RGBA, r image.Rectangle, src *image.YCbCr, sp image.Point) (ok bool) {
	// This function exists in the image/internal/imageutil package because it