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// 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")
}
}