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29 lines
743 B
Go
29 lines
743 B
Go
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// errorcheck
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// Copyright 2022 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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// Test that not-in-heap types cannot be used as type
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// arguments. (pointer-to-nih types are okay though.)
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//go:build cgo
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// +build cgo
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package p
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import (
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"runtime/cgo"
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"sync/atomic"
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)
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var _ atomic.Pointer[cgo.Incomplete] // ERROR "cannot use incomplete \(or unallocatable\) type as a type argument: runtime/cgo\.Incomplete"
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var _ atomic.Pointer[*cgo.Incomplete] // ok
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func implicit(ptr *cgo.Incomplete) {
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g(ptr) // ERROR "cannot use incomplete \(or unallocatable\) type as a type argument: runtime/cgo\.Incomplete"
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g(&ptr) // ok
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}
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func g[T any](_ *T) {}
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