| // run | |
| // Copyright 2026 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 "strings" | |
| //go:noinline | |
| func f(i uint8) byte { | |
| return ""[i>>9] | |
| } | |
| func main() { | |
| defer func() { | |
| r := recover() | |
| if r == nil { | |
| panic("missing bounds panic") | |
| } | |
| if got := r.(error).Error(); !strings.Contains(got, "index out of range") { | |
| panic(got) | |
| } | |
| }() | |
| _ = f(7) | |
| } |