文件操作 - p_test.go
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文件: /usr/share/go-1.23/test/fixedbugs/issue11053.dir/p_test.go
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// 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. package main import ( "./p" "fmt" ) type I interface { Add(out *P) } type P struct { V *int32 } type T struct{} var x int32 = 42 func Int32x(i int32) *int32 { return &i } func (T) Add(out *P) { out.V = p.Int32(x) // inlined, p.i.2 moved to heap } var PP P var out *P = &PP func F(s I) interface{} { s.Add(out) // not inlined. return out } var s T func main() { println("Starting") fmt.Sprint(new(int32)) resp := F(s).(*P) println("Before, *resp.V=", *resp.V) // Trashes *resp.V in process of printing. println("After, *resp.V=", *resp.V) if got, want := *resp.V, int32(42); got != want { fmt.Printf("FAIL, got %v, want %v", got, want) } }
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