文件操作 - issue12133.go
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文件: /usr/share/go-1.23/test/fixedbugs/issue12133.go
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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. // Issue 12133. The CX register was getting clobbered // because we did not keep track of its allocation correctly. package main import "fmt" func main() { want := uint(48) got := f1(48) if got != want { fmt.Println("got", got, ", wanted", want) panic("bad") } } //go:noinline func f1(v1 uint) uint { return v1 >> ((1 >> v1) + (1 >> v1)) }
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