| Linux in-mum-web1499.main-hosting.eu 5.14.0-503.40.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Mon May 5 06:06:04 EDT 2025 x86_64 Path : /opt/golang/1.22.0/src/internal/types/testdata/fixedbugs/ |
| Current File : //opt/golang/1.22.0/src/internal/types/testdata/fixedbugs/issue43110.go |
// Copyright 2020 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.
package p
type P *struct{}
func _() {
// want an error even if the switch is empty
var a struct{ _ func() }
switch a /* ERROR "cannot switch on a" */ {
}
switch a /* ERROR "cannot switch on a" */ {
case a: // no follow-on error here
}
// this is ok because f can be compared to nil
var f func()
switch f {
}
switch f {
case nil:
}
switch (func())(nil) {
case nil:
}
switch (func())(nil) {
case f /* ERRORx `invalid case f in switch on .* \(func can only be compared to nil\)` */ :
}
switch nil /* ERROR "use of untyped nil in switch expression" */ {
}
// this is ok
switch P(nil) {
case P(nil):
}
}