3 // Copyright 2018 The Go Authors. All rights reserved.
4 // Use of this source code is governed by a BSD-style
5 // license that can be found in the LICENSE file.
7 // Non-constant duplicate keys/cases should not be reported
8 // as errors by the compiler.
17 uintptr(unsafe.Pointer(nil)): 0,
22 case uintptr(unsafe.Pointer(nil)):
25 switch interface{}(nil) {
30 _ = map[interface{}]int{