Commit f2460a8c authored by Luuk van Dijk's avatar Luuk van Dijk

gc: treat DOTMETH like DOT in escape analysis.

Fixes #2225

R=rsc, nigeltao, dave
CC=bradfitz, golang-dev, mikioh.mikioh
https://golang.org/cl/4972056
parent e85fb213
......@@ -398,6 +398,8 @@ escassign(Node *dst, Node *src)
case OCONVIFACE:
case OCONVNOP:
case ODOT:
case ODOTMETH: // treat recv.meth as a value with recv in it, only happens in ODEFER and OPROC
// iface.method already leaks iface in esccall, no need to put in extra ODOTINTER edge here
case ODOTTYPE:
case ODOTTYPE2:
case OSLICE:
......
......@@ -127,6 +127,10 @@ func (b *Bar) AlsoNoLeak() *int { // ERROR "b does not escape"
return b.ii
}
func goLeak(b *Bar) { // ERROR "leaking param: NAME-b"
go b.NoLeak()
}
type Bar2 struct {
i [12]int
ii []int
......@@ -395,6 +399,10 @@ func foo64(m M) { // ERROR "leaking param: NAME-m"
m.M()
}
func foo64b(m M) { // ERROR "leaking param: NAME-m"
defer m.M()
}
type MV int
func (MV) M() {}
......
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