blob: 14285498f8026f848102b313c80a6e4689a4f7cc [file] [log] [blame]
// errorcheck
// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Verify that copy arguments requirements are enforced by the
// compiler.
package main
func main() {
si := make([]int, 8)
sf := make([]float64, 8)
_ = copy() // ERROR "missing arguments"
_ = copy(1, 2, 3) // ERROR "too many arguments"
_ = copy(si, "hi") // ERROR "have different element types.*int.*string"
_ = copy(si, sf) // ERROR "have different element types.*int.*float64"
_ = copy(1, 2) // ERROR "must be slices; have int, int"
_ = copy(1, si) // ERROR "first argument to copy should be"
_ = copy(si, 2) // ERROR "second argument to copy should be"
}