// errorcheck -0 -live -d=compilelater // Copyright 2017 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 20250: liveness differed with concurrent compilation // due to propagation of addrtaken to outer variables for // closure variables. package p type T struct { s string } func f(a T) { // ERROR "live at entry to f: a" var e interface{} func() { // ERROR "live at entry to f.func1: a &e" e = a.s // ERROR "live at call to convT2Estring: a &e" "live at call to writebarrierptr: a" }() // ERROR "live at call to f.func1: e$" // Before the fix, both a and e were live at the previous line. _ = e }