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https://github.com/golang/go
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7f40e5e6e5
Fixes #7760. LGTM=iant R=iant, remyoudompheng CC=golang-codereviews https://golang.org/cl/130720043
26 lines
832 B
Go
26 lines
832 B
Go
// errorcheck
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// Copyright 2014 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 pointers can't be used as constants.
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package main
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import "unsafe"
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type myPointer unsafe.Pointer
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const _ = unsafe.Pointer(uintptr(1)) // ERROR "is not (a )?constant"
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const _ = myPointer(uintptr(1)) // ERROR "is not (a )?constant"
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const _ = (*int)(unsafe.Pointer(uintptr(1))) // ERROR "is not (a )?constant"
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const _ = (*int)(myPointer(uintptr(1))) // ERROR "is not (a )?constant"
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const _ = uintptr(unsafe.Pointer(uintptr(1))) // ERROR "is not (a )?constant"
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const _ = uintptr(myPointer(uintptr(1))) // ERROR "is not (a )?constant"
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const _ = []byte("") // ERROR "is not (a )?constant"
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const _ = []rune("") // ERROR "is not (a )?constant"
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