| Rémy Oudompheng | 2ece2f5 | 2012-02-18 22:15:42 +0100 | [diff] [blame] | 1 | // compile |
| Rob Pike | 3a613be | 2008-07-03 16:48:59 -0700 | [diff] [blame] | 2 | |
| 3 | // Copyright 2009 The Go Authors. All rights reserved. |
| 4 | // Use of this source code is governed by a BSD-style |
| 5 | // license that can be found in the LICENSE file. |
| 6 | |
| 7 | package main |
| 8 | |
| 9 | func |
| 10 | swap(x, y int) (u, v int) { |
| 11 | return y, x |
| 12 | } |
| 13 | |
| 14 | func |
| Robert Griesemer | 60d4e30 | 2009-12-10 11:25:54 -0800 | [diff] [blame] | 15 | main() { |
| Rob Pike | 3a613be | 2008-07-03 16:48:59 -0700 | [diff] [blame] | 16 | a := 1; |
| 17 | b := 2; |
| 18 | a, b = swap(swap(a, b)); |
| 19 | if a != 2 || b != 1 { |
| Rob Pike | bc2f5f1 | 2008-08-11 22:07:49 -0700 | [diff] [blame] | 20 | panic("bad swap"); |
| Rob Pike | 3a613be | 2008-07-03 16:48:59 -0700 | [diff] [blame] | 21 | } |
| 22 | } |
