golang issue52635 代码
文件路径:/test/codegen/issue52635.go
/ asmcheck
/ 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.
/ Test that optimized range memclr works with pointers to arrays.
package codegen
type T struct {
a *[10]int
b [10]int
}
func (t *T) f() {
/ amd64:".*runtime.memclrNoHeapPointers"
for i := range t.a {
t.a[i] = 0
}
/ amd64:".*runtime.memclrNoHeapPointers"
for i := range *t.a {
t.a[i] = 0
}
/ amd64:".*runtime.memclrNoHeapPointers"
for i := range t.a {
(*t.a)[i] = 0
}
/ amd64:".*runtime.memclrNoHeapPointers"
for i := range *t.a {
(*t.a)[i] = 0
}
}