go issue51101 源码
golang issue51101 代码
文件路径：/test/fixedbugs/issue51101.go
// run
// Copyright 2022 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 51101: on RISCV64, difference of two pointers
// was marked as pointer and crashes GC.
package main
var a, b int
func main() {
F(&b, &a)
}
//go:noinline
func F(a, b *int) bool {
x := a == b
G(x)
y := a != b
return y
}
//go:noinline
func G(bool) {
grow([1000]int{20})
}
func grow(x [1000]int) {
if x[0] != 0 {
x[0]--
grow(x)
}
}
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