| // 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. |
| |
| package j |
| |
| func f(try func() int, shouldInc func() bool, N func(int) int) { |
| var n int |
| loop: // we want to have 3 preds here, the function entry and both gotos |
| if v := try(); v == 42 || v == 1337 { // the two || are to trick findIndVar |
| if n < 30 { // this aims to be the matched block |
| if shouldInc() { |
| n++ |
| goto loop |
| } |
| n = N(n) // try to prevent some block joining |
| goto loop |
| } |
| } |
| } |