mirror of
https://github.com/golang/go
synced 2024-11-23 10:40:08 -07:00
2667dcd113
Usually, there is no esc info when inlining, but there will be when generating inlined wrapper functions. If we don't use this information, we get invalid addresses on the stack. Fixes #5056. R=golang-dev, rsc CC=golang-dev, remyoudompheng https://golang.org/cl/7850045
35 lines
518 B
Go
35 lines
518 B
Go
// run
|
|
|
|
// Copyright 2013 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 5056: escape analysis not applied to wrapper functions
|
|
|
|
package main
|
|
|
|
type Foo int16
|
|
|
|
func (f Foo) Esc() *int{
|
|
x := int(f)
|
|
return &x
|
|
}
|
|
|
|
type iface interface {
|
|
Esc() *int
|
|
}
|
|
|
|
var bar, foobar *int
|
|
|
|
func main() {
|
|
var quux iface
|
|
var x Foo
|
|
|
|
quux = x
|
|
bar = quux.Esc()
|
|
foobar = quux.Esc()
|
|
if bar == foobar {
|
|
panic("bar == foobar")
|
|
}
|
|
}
|