1 files changed, 37 insertions, 0 deletions
diff --git a/test/fixedbugs/issue21709.go b/test/fixedbugs/issue21709.go
new file mode 100644
index 0000000..20be10e
--- /dev/null
+++ b/test/fixedbugs/issue21709.go
@@ -0,0 +1,37 @@
+// 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 does not escape"
+var N int
+
+func F1() {
+	var s S
+	for i := 0; i < N; i++ {
+		fs := []func(){ // ERROR "\[\]func\(\){...} does not escape"
+			s.Inc, // ERROR "s.Inc does not escape"
+		}
+		for _, f := range fs {
+			f()
+		}
+	}
+}
+
+func F2() {
+	var s S
+	for i := 0; i < N; i++ {
+		for _, f := range []func(){ // ERROR "\[\]func\(\){...} does not escape"
+			s.Inc, // ERROR "s.Inc does not escape"
+		} {
+			f()
+		}
+	}
+}