From 62f688db2c34bb6ca9ea535fe4eb15984aba67fc Mon Sep 17 00:00:00 2001
From: sebthom <sebthom@users.noreply.github.com>
Date: Sun, 7 May 2023 16:56:59 +0200
Subject: [PATCH] fix ClassCastException on Haxe 4.3 JVM target

---
 src/hx/concurrent/executor/Executor.hx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/hx/concurrent/executor/Executor.hx b/src/hx/concurrent/executor/Executor.hx
index 6365ed7..fabd540 100644
--- a/src/hx/concurrent/executor/Executor.hx
+++ b/src/hx/concurrent/executor/Executor.hx
@@ -90,6 +90,12 @@ abstract class Executor extends ServiceBase {
 typedef Task<T> = Either2<Void->T, Void->Void>;
 
 
+/* TODO For some reason adding @:keep here prevents the following exception on JVM target with full DCE enabled:
+ * Exception in thread "main" java.lang.ClassCastException: 
+ *   class hx.concurrent.thread.ThreadPool$Closure_onStart_0 cannot be cast to class java.lang.Runnable 
+ *   (hx.concurrent.thread.ThreadPool$Closure_onStart_0 is in unnamed module of loader 'app'; java.lang.Runnable is in module java.base of loader 'bootstrap')
+ */
+#if (haxe_ver >= 4.3 && jvm) @:keep #end
 interface TaskFuture<T> extends Future<T> {
 
    /**