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// 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 append arguments requirements are enforced by the
// compiler.
package main
func main() {
s := make([]int, 8)
_ = append() // ERROR "missing arguments to append|not enough arguments for append"
_ = append(s...) // ERROR "cannot use ... on first argument|not enough arguments in call to append"
_ = append(s, 2, s...) // ERROR "too many arguments to append|too many arguments in call to append"
_ = append(s, make([]int, 0)) // ERROR "cannot use make.* as type int in append|cannot use make.* \(value of type \[\]int\) as type int in argument to append"
_ = append(s, make([]int, -1)...) // ERROR "negative len argument in make|index -1.* must not be negative"
}
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