golang escape_bootstrap 代码
文件路径：/src/cmd/compile/internal/logopt/escape_bootstrap.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.
/go:build !go1.8
/ +build !go1.8
package logopt
/ For bootstrapping with an early version of Go
func pathEscape(s string) string {
panic("This should never be called; the compiler is not fully bootstrapped if it is.")
}