mirror of https://github.com/golang/go.git
19 lines
469 B
Go
19 lines
469 B
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.
|
|
|
|
// Check to make sure that we recognize when the length of an append
|
|
// is constant. We check this by making sure that the constant length
|
|
// is folded into a load offset.
|
|
|
|
package p
|
|
|
|
func f(x []int) int {
|
|
s := make([]int, 3)
|
|
s = append(s, 4, 5)
|
|
// amd64:`MOVQ\t40\(.*\),`
|
|
return x[len(s)]
|
|
}
|