fmt.Fprintf(s, "[%v]", n.Index)

	case OSLICE, OSLICESTR, OSLICEARR, OSLICE3, OSLICE3ARR:
		n := n.(*SliceExpr)
		exprFmt(n.X, s, nprec)
		fmt.Fprint(s, "[")
		if n.Low != nil {
			fmt.Fprint(s, n.Low)
		}
		fmt.Fprint(s, ":")
		if n.High != nil {
			fmt.Fprint(s, n.High)
		}
		if n.Op().IsSlice3() {
			fmt.Fprint(s, ":")
			if n.Max != nil {
				fmt.Fprint(s, n.Max)
			}
		}

	} else {
		n.SetType(types.NewPtr(t.Elem()))
	}
	return n
}

// tcSlice typechecks an OSLICE or OSLICE3 node.
func tcSlice(n *ir.SliceExpr) ir.Node {
	n.X = DefaultLit(Expr(n.X), nil)
	n.Low = indexlit(Expr(n.Low))
	n.High = indexlit(Expr(n.High))
	n.Max = indexlit(Expr(n.Max))
	hasmax := n.Op().IsSlice3()
	l := n.X
	if l.Type() == nil {
		n.SetType(nil)
		return n
	}
	if l.Type().IsArray() {

Emmanuel Odeke <******@****.***> 1460323946 -0700

	var s []*int
	i := 0 // ERROR "moved to heap: i"
	s = append(s, &i)
	return s[0]
}

func slice2() []*int {
	var s []*int
	i := 0 // ERROR "moved to heap: i"
	s = append(s, &i)
	return s
}

func slice3() *int {
	var s []*int
	i := 0 // ERROR "moved to heap: i"
	s = append(s, &i)
	for _, p := range s {
		return p
	}
	return nil
}

func slice4(s []*int) { // ERROR "s does not escape"

	case *ast.SliceExpr:
		WriteExpr(buf, x.X)
		buf.WriteByte('[')
		if x.Low != nil {
			WriteExpr(buf, x.Low)
		}
		buf.WriteByte(':')
		if x.High != nil {
			WriteExpr(buf, x.High)
		}
		if x.Slice3 {
			buf.WriteByte(':')
			if x.Max != nil {
				WriteExpr(buf, x.Max)
			}
		}
		buf.WriteByte(']')

	case *ast.TypeAssertExpr:
		WriteExpr(buf, x.X)
		buf.WriteString(".(")
		WriteExpr(buf, x.Type)

	case nil:
		check.errorf(x, NonSliceableOperand, invalidOp+"cannot slice %s: %s has no core type", x, x.typ)
		x.mode = invalid
		return

	case *Basic:
		if isString(u) {
			if e.Slice3 {
				at := e.Max
				if at == nil {
					at = e // e.Index[2] should be present but be careful
				}
				check.error(at, InvalidSliceExpr, invalidOp+"3-index slice of string")
				x.mode = invalid
				return

		}
	}
}

func TestUpsertSlice(t *testing.T) {
	langs := []Language{
		{Code: "upsert-slice1", Name: "Upsert-slice1"},
		{Code: "upsert-slice2", Name: "Upsert-slice2"},
		{Code: "upsert-slice3", Name: "Upsert-slice3"},
	}
	DB.Clauses(clause.OnConflict{DoNothing: true}).Create(&langs)

	var langs2 []Language
	if err := DB.Find(&langs2, "code LIKE ?", "upsert-slice%").Error; err != nil {

	}
	rv = ValueOf(&xa).Elem()
	shouldPanic("Slice3", func() { rv.Slice3(1, 2, 1) })
	shouldPanic("Slice3", func() { rv.Slice3(1, 1, 11) })
	shouldPanic("Slice3", func() { rv.Slice3(2, 2, 1) })

	s := "hello world"
	rv = ValueOf(&s).Elem()
	shouldPanic("Slice3", func() { rv.Slice3(1, 2, 3) })

	rv = ValueOf(&xs).Elem()
	rv = rv.Slice3(3, 5, 7)
	ptr2 := rv.UnsafePointer()
	rv = rv.Slice3(4, 4, 4)

		default:
			base.FatalfAt(n.Pos(), "mayCall %+v", n)

		case ir.OCALLFUNC, ir.OCALLINTER,
			ir.OUNSAFEADD, ir.OUNSAFESLICE:
			return true

		case ir.OINDEX, ir.OSLICE, ir.OSLICEARR, ir.OSLICE3, ir.OSLICE3ARR, ir.OSLICESTR,
			ir.ODEREF, ir.ODOTPTR, ir.ODOTTYPE, ir.ODYNAMICDOTTYPE, ir.ODIV, ir.OMOD,
			ir.OSLICE2ARR, ir.OSLICE2ARRPTR:
			// These ops might panic, make sure they are done

		n := n.(*ir.SliceHeaderExpr)
		return walkSliceHeader(n, init)

	case ir.OSTRINGHEADER:
		n := n.(*ir.StringHeaderExpr)
		return walkStringHeader(n, init)

	case ir.OSLICE, ir.OSLICEARR, ir.OSLICESTR, ir.OSLICE3, ir.OSLICE3ARR:
		n := n.(*ir.SliceExpr)
		return walkSlice(n, init)

	case ir.ONEW:
		n := n.(*ir.UnaryExpr)
		return walkNew(n, init)

	case ir.OADDSTR: