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https://github.com/golang/go
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e3e0122ae2
Replace various implementations of inlining prevention with "go:noinline" Change-Id: Iac90895c3a62d6f4b7a6c72e11e165d15a0abfa4 Reviewed-on: https://go-review.googlesource.com/16510 Reviewed-by: Keith Randall <khr@golang.org> Run-TryBot: Todd Neal <todd@tneal.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
27 lines
523 B
Go
27 lines
523 B
Go
// run
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Issue 12133. The CX register was getting clobbered
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// because we did not keep track of its allocation correctly.
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package main
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import "fmt"
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func main() {
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want := uint(48)
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got := f1(48)
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if got != want {
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fmt.Println("got", got, ", wanted", want)
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panic("bad")
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}
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}
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//go:noinline
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func f1(v1 uint) uint {
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return v1 >> ((1 >> v1) + (1 >> v1))
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}
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