Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 22 insertions, 0 deletions

diff --git a/src/runtime/testdata/testprogcgo/destructor.c b/src/runtime/testdata/testprogcgo/destructor.c
new file mode 100644
index 0000000..8604d81
--- /dev/null
+++ b/src/runtime/testdata/testprogcgo/destructor.c
@@ -0,0 +1,22 @@
+// Copyright 2023 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.
+
+#include "_cgo_export.h"
+
+static void callDestructorCallback() {
+	GoDestructorCallback();
+}
+
+static void (*destructorFn)(void);
+
+void registerDestructor() {
+	destructorFn = callDestructorCallback;
+}
+
+__attribute__((destructor))
+static void destructor() {
+	if (destructorFn) {
+		destructorFn();
+	}
+}