github.com/xushiwei/go@v0.0.0-20130601165731-2b9d83f45bc9/test/fixedbugs/bug143.go (about) 1 // compile 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 type myMap map[string] int; 10 11 func f() myMap { 12 m := make(map[string] int); 13 return m 14 } 15 16 func main() { 17 m := make(myMap); 18 mp := &m; 19 20 { 21 x, ok := m["key"]; 22 _, _ = x, ok; 23 } 24 { 25 x, ok := (*mp)["key"]; 26 _, _ = x, ok; 27 } 28 { 29 x, ok := f()["key"]; 30 _, _ = x, ok; 31 } 32 { 33 var x int; 34 var ok bool; 35 x, ok = f()["key"]; 36 _, _ = x, ok; 37 } 38 } 39 40 /* 41 * bug143.go:19: assignment count mismatch: 2 = 1 42 * bug143.go:18: x: undefined 43 * bug143.go:18: ok: undefined 44 */