/usr/share/go-1.10/test/fixedbugs/issue21709.go is in golang-1.10-src 1.10.1-1ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | // errorcheck -0 -l -m
// 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 21709: range expression overly escapes.
package p
type S struct{}
func (s *S) Inc() {} // ERROR "\(\*S\).Inc s does not escape"
var N int
func F1() {
var s S // ERROR "moved to heap: s"
for i := 0; i < N; i++ {
fs := []func(){ // ERROR "F1 \[\]func\(\) literal does not escape"
s.Inc, // ERROR "F1 s.Inc does not escape" "s escapes to heap"
}
for _, f := range fs {
f()
}
}
}
func F2() {
var s S // ERROR "moved to heap: s"
for i := 0; i < N; i++ {
for _, f := range []func(){ // ERROR "F2 \[\]func\(\) literal does not escape"
s.Inc, // ERROR "F2 s.Inc does not escape" "s escapes to heap"
} {
f()
}
}
}
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