go issue19246 源码
golang issue19246 代码
文件路径：/test/fixedbugs/issue19246.go
// run
// 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 19246: Failed to evaluate some zero-sized values
// when converting them to interfaces.
package main
import "os"
type B struct{}
//go:noinline
func f(i interface{}) {}
func main() {
defer func() {
if recover() == nil {
println("expected nil pointer dereference panic")
os.Exit(1)
}
}()
var b *B
f(*b)
}
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