| // compile |
| |
| // 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. |
| |
| // Unified frontend generated unnecessary temporaries for expressions |
| // within unsafe.Sizeof, etc functions. |
| |
| package main |
| |
| import "unsafe" |
| |
| func F[G int](g G) (uintptr, uintptr, uintptr) { |
| var c chan func() int |
| type s struct { |
| g G |
| x []int |
| } |
| return unsafe.Sizeof(s{g, make([]int, (<-c)())}), |
| unsafe.Alignof(s{g, make([]int, (<-c)())}), |
| unsafe.Offsetof(s{g, make([]int, (<-c)())}.x) |
| } |
| |
| func main() { |
| F(0) |
| } |