| // run | |
| // Copyright 2016 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. | |
| // Gccgo generated incorrect GC info when a global variable was | |
| // initialized to a slice of a value containing pointers. The initial | |
| // backing array for the slice was allocated in the .data section, | |
| // which is fine, but the backing array was not registered as a GC | |
| // root. | |
| package main | |
| import ( | |
| "runtime" | |
| ) | |
| type s struct { | |
| str string | |
| } | |
| var a = []struct { | |
| str string | |
| }{ | |
| {""}, | |
| } | |
| var b = "b" | |
| var c = "c" | |
| func init() { | |
| a[0].str = b + c | |
| } | |
| func main() { | |
| runtime.GC() | |
| if a[0].str != b + c { | |
| panic(a[0].str) | |
| } | |
| } |