| 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/issue42758.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
func _[T any](x interface{}){
switch x.(type) {
case T: // ok to use a type parameter
case int:
}
switch x.(type) {
case T:
case T /* ERROR "duplicate case" */ :
}
}
type constraint interface {
~int
}
func _[T constraint](x interface{}){
switch x.(type) {
case T: // ok to use a type parameter even if type set contains int
case int:
}
}
func _(x constraint /* ERROR "contains type constraints" */ ) {
switch x.(type) { // no need to report another error
}
}