mirror of
https://github.com/golang/go
synced 2024-11-15 02:40:32 -07:00
b158ca9ae3
This CL separates the pass that computes inlinability from the pass that performs inlinability. In particular, the latter can now happen in any flat order, rather than bottom-up order. This also allows inlining of calls exposed by devirtualization. Change-Id: I389c0665fdc8288a6e25129a6744bfb1ace1eff7 Reviewed-on: https://go-review.googlesource.com/c/go/+/562319 LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Auto-Submit: Matthew Dempsky <mdempsky@google.com> Reviewed-by: Than McIntosh <thanm@google.com>
47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
// errorcheck -0 -m
|
|
|
|
// Copyright 2023 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.
|
|
|
|
package p
|
|
|
|
import (
|
|
"crypto/ecdh"
|
|
"crypto/rand"
|
|
)
|
|
|
|
func F(peerShare []byte) ([]byte, error) { // ERROR "leaking param: peerShare"
|
|
p256 := ecdh.P256() // ERROR "inlining call to ecdh.P256"
|
|
|
|
ourKey, err := p256.GenerateKey(rand.Reader) // ERROR "devirtualizing p256.GenerateKey" "inlining call to ecdh.*GenerateKey"
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
peerPublic, err := p256.NewPublicKey(peerShare) // ERROR "devirtualizing p256.NewPublicKey" "inlining call to ecdh.*NewPublicKey"
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return ourKey.ECDH(peerPublic)
|
|
}
|
|
|
|
// Test that inlining doesn't break if devirtualization exposes a new
|
|
// inlinable callee.
|
|
|
|
func f() { // ERROR "can inline f"
|
|
var i interface{ m() } = T(0) // ERROR "T\(0\) does not escape"
|
|
i.m() // ERROR "devirtualizing i.m" "inlining call to T.m"
|
|
}
|
|
|
|
type T int
|
|
|
|
func (T) m() { // ERROR "can inline T.m"
|
|
if never {
|
|
f() // ERROR "inlining call to f" "devirtualizing i.m" "T\(0\) does not escape"
|
|
}
|
|
}
|
|
|
|
var never bool
|