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![Cuong Manh Le](/assets/img/avatar_default.png)
CheckReturn uses fn.Type() unconditionally, so for invalid function, fn.Type() will be nil, causes the compiler crashes. Updates #43311 Change-Id: I4420dd296c72ea83986b38fbf2c7f51fa59757c8 Reviewed-on: https://go-review.googlesource.com/c/go/+/298709 Trust: Cuong Manh Le <cuong.manhle.vn@gmail.com> Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Matthew Dempsky <mdempsky@google.com>
21 lines
569 B
Go
21 lines
569 B
Go
// errorcheck -d=panic
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// Copyright 2016 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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// Issue 17588: internal compiler error in typecheckclosure()
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// because in case of Func.Nname.Type == nil, Decldepth
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// is not initialized in typecheckfunc(). This test
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// produces that case.
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package p
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type F func(b T) // ERROR "T .*is not a type|expected type"
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func T(fn F) {
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func() {
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fn(nil) // If Decldepth is not initialized properly, typecheckclosure() Fatals here.
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}()
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}
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