| // Copyright 2023 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 62430: a program that uses plugins may appear |
| // to have no references to an initialized global map variable defined |
| // in some stdlib package (ex: unicode), however there |
| // may be references to that map var from a plugin that |
| // gets loaded. |
| |
| package main |
| |
| import ( |
| "fmt" |
| "plugin" |
| "unicode" |
| ) |
| |
| func main() { |
| p, err := plugin.Open("issue62430.so") |
| if err != nil { |
| panic(err) |
| } |
| s, err := p.Lookup("F") |
| if err != nil { |
| panic(err) |
| } |
| |
| f := s.(func(string) *unicode.RangeTable) |
| if f("C") == nil { |
| panic("unicode.Categories not properly initialized") |
| } else { |
| fmt.Println("unicode.Categories properly initialized") |
| } |
| } |
