文件操作 - issue20185.go
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文件: /usr/share/go-1.23/test/fixedbugs/issue20185.go
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// errorcheck // Copyright 2017 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Issue 20185: type switching on untyped values (e.g. nil or consts) // caused an internal compiler error. package p func F() { switch t := nil.(type) { // ERROR "cannot type switch on non-interface value|not an interface" default: _ = t } } const x = 1 func G() { switch t := x.(type) { // ERROR "cannot type switch on non-interface value|declared and not used|not an interface" default: } }
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