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master
test/fixedbugs/issue11286.go
34 строки
600 B
Austin Clements
runtime: fix heap bitmap repeating with large scalar tails
23 июн 2015, 21:37
23 июн 2015, 21:37
a8ae93f
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// run // Copyright 2015 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 that pointer bitmaps of types with large scalar tails are // correctly repeated when unrolled into the heap bitmap. package main import "runtime" const D = 57 type T struct { a [D]float64 b map[string]int c [D]float64 } var ts []T func main() { ts = make([]T, 4) for i := range ts { ts[i].b = make(map[string]int) } ts[3].b["abc"] = 42 runtime.GC() if ts[3].b["abc"] != 42 { panic("bad field value") } }