1// run 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 7package main 8 9type A []int 10 11func main() { 12 var a [3]A 13 for i := 0; i < 3; i++ { 14 a[i] = A{i} 15 } 16 if a[0][0] != 0 { 17 panic("fail a[0][0]") 18 } 19 if a[1][0] != 1 { 20 panic("fail a[1][0]") 21 } 22 if a[2][0] != 2 { 23 panic("fail a[2][0]") 24 } 25} 26 27/* 28uetli:~/Source/go1/test/bugs gri$ 6g bug097.go && 6l bug097.6 && 6.out 29 30panic on line 342 PC=0x13c2 310x13c2?zi 32 main·main(1, 0, 1606416416, ...) 33 main·main(0x1, 0x7fff5fbff820, 0x0, ...) 34SIGTRAP: trace trap 35Faulting address: 0x4558 36pc: 0x4558 37 380x4558?zi 39 sys·Breakpoint(40960, 0, 45128, ...) 40 sys·Breakpoint(0xa000, 0xb048, 0xa000, ...) 410x156a?zi 42 sys·panicl(342, 0, 0, ...) 43 sys·panicl(0x156, 0x300000000, 0xb024, ...) 440x13c2?zi 45 main·main(1, 0, 1606416416, ...) 46 main·main(0x1, 0x7fff5fbff820, 0x0, ...) 47*/ 48 49/* An array composite literal needs to be created freshly every time. 50It is a "construction" of an array after all. If I pass the address 51of the array to some function, it may store it globally. Same applies 52to struct literals. 53*/ 54