golang ssa 代码
文件路径：/test/fixedbugs/issue29612.dir/p1/ssa/ssa.go
// Copyright 2019 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 ssa
type T struct{}
func (T) foo() {}
type fooer interface {
foo()
}
func Unused(v interface{}) {
v.(fooer).foo()
v.(interface{ foo() }).foo()
}