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-rw-r--r--test/abi/map.go34
1 files changed, 34 insertions, 0 deletions
diff --git a/test/abi/map.go b/test/abi/map.go
new file mode 100644
index 0000000..236655a
--- /dev/null
+++ b/test/abi/map.go
@@ -0,0 +1,34 @@
+// run
+
+// Copyright 2021 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 "runtime"
+
+type T [10]int
+
+var m map[*T]int
+
+//go:noinline
+func F() {
+ m = map[*T]int{
+ K(): V(), // the key temp should be live across call to V
+ }
+}
+
+//go:noinline
+func V() int { runtime.GC(); runtime.GC(); runtime.GC(); return 123 }
+
+//go:noinline
+func K() *T {
+ p := new(T)
+ runtime.SetFinalizer(p, func(*T) { println("FAIL") })
+ return p
+}
+
+func main() {
+ F()
+}