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4360fd8d6f
This matches longstanding compiler behavior. Also, for unused packages, report: `"pkg" imported and not used` `"pkg" imported as X and not used` This matches the other `X declared and not used` errors. For #55326. Change-Id: Ie71cf662fb5f4648449c64fc51bede298a1bdcbf Reviewed-on: https://go-review.googlesource.com/c/go/+/432557 TryBot-Result: Gopher Robot <gobot@golang.org> Reviewed-by: Robert Findley <rfindley@google.com> Reviewed-by: Robert Griesemer <gri@google.com> Auto-Submit: Robert Griesemer <gri@google.com> Run-TryBot: Robert Griesemer <gri@google.com>
26 lines
581 B
Go
26 lines
581 B
Go
// 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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// Issue 20185: type switching on untyped values (e.g. nil or consts)
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// caused an internal compiler error.
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package p
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func F() {
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switch t := nil.(type) { // ERROR "cannot type switch on non-interface value|not an interface"
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default:
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_ = t
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}
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}
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const x = 1
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func G() {
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switch t := x.(type) { // ERROR "cannot type switch on non-interface value|declared and not used|not an interface"
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default:
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}
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}
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