test/linknameasm.dir/x.go - master - githubmirror/go

test/linknameasm.dir/x.go

26 строк451 B

Cherry Mui

cmd/compile: generate args_stackmap for ABI0 assembly func regardless of linkname

07 июн 2024, 18:22

07 июн 2024, 18:220b72631

// Copyright 2024 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 a linkname applied on an assembly declaration
// does not affect stack map generation.

package main

import (
	"runtime"
	_ "unsafe"
)

//go:linkname asm
func asm(*int)

func main() {
	x := new(int)
	asm(x)
}

// called from asm
func callback() {
	runtime.GC() // scan stack
}