From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:19:13 +0200 Subject: Adding upstream version 1.21.8. Signed-off-by: Daniel Baumann --- test/fixedbugs/bug483.go | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 test/fixedbugs/bug483.go (limited to 'test/fixedbugs/bug483.go') diff --git a/test/fixedbugs/bug483.go b/test/fixedbugs/bug483.go new file mode 100644 index 0000000..8db6425 --- /dev/null +++ b/test/fixedbugs/bug483.go @@ -0,0 +1,36 @@ +// 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()) + } +} -- cgit v1.2.3