blob: 8db6425be69d1c391c8448ab07eb250ca9ea3fb7 [file] [log] [blame]
// run
// Copyright 2014 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.
// Test for a garbage collection bug involving not
// marking x as having its address taken by &x[0]
// when x is an array value.
package main
import (
"bytes"
"fmt"
"runtime"
)
func main() {
var x = [4]struct{ x, y interface{} }{
{"a", "b"},
{"c", "d"},
{"e", "f"},
{"g", "h"},
}
var buf bytes.Buffer
for _, z := range x {
runtime.GC()
fmt.Fprintf(&buf, "%s %s ", z.x.(string), z.y.(string))
}
if buf.String() != "a b c d e f g h " {
println("BUG wrong output\n", buf.String())
}
}