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