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-rw-r--r--test/fixedbugs/issue39541.go33
1 files changed, 33 insertions, 0 deletions
diff --git a/test/fixedbugs/issue39541.go b/test/fixedbugs/issue39541.go
new file mode 100644
index 0000000..fba5291
--- /dev/null
+++ b/test/fixedbugs/issue39541.go
@@ -0,0 +1,33 @@
+// run
+
+// Copyright 2020 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.
+
+package main
+
+import "reflect"
+
+func sub(args []reflect.Value) []reflect.Value {
+ type A struct {
+ s int
+ t int
+ }
+ return []reflect.Value{reflect.ValueOf(A{1, 2})}
+}
+
+func main() {
+ f := reflect.MakeFunc(reflect.TypeOf((func() interface{})(nil)), sub).Interface().(func() interface{})
+ c := make(chan bool, 100)
+ for i := 0; i < 100; i++ {
+ go func() {
+ for j := 0; j < 10000; j++ {
+ f()
+ }
+ c <- true
+ }()
+ }
+ for i := 0; i < 100; i++ {
+ <-c
+ }
+}