File: issue55122b.go

package info (click to toggle)
golang-1.24 1.24.4-3
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid
  • size: 167,820 kB
  • sloc: asm: 154,901; ansic: 7,009; sh: 2,267; javascript: 1,705; perl: 1,052; python: 421; makefile: 110; cpp: 39; f90: 8; awk: 7; objc: 4
file content (43 lines) | stat: -rw-r--r-- 644 bytes parent folder | download | duplicates (19)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
// run

// 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

func main() {
	for i := 0; i < 10000; i++ {
		h(i)
		sink = make([]byte, 1024) // generate some garbage
	}
}

func h(iter int) {
	var x [32]byte
	for i := 0; i < 32; i++ {
		x[i] = 99
	}
	g(&x)
	if x == ([32]byte{}) {
		return
	}
	for i := 0; i < 32; i++ {
		println(x[i])
	}
	panic(iter)
}

//go:noinline
func g(x interface{}) {
	switch e := x.(type) {
	case *[32]byte:
		var c [32]byte
		*e = c
	case *[3]*byte:
		var c [3]*byte
		*e = c
	}
}

var sink []byte