golang main 代码
文件路径：/test/typeparam/issue51250a.dir/main.go
// Copyright 2022 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 main
import (
"./a"
"./b"
)
func main() {
switch b.I.(type) {
case a.G[b.T]:
case int:
panic("bad")
case float64:
panic("bad")
default:
panic("bad")
}
b.F(a.G[b.T]{})
}