From e9a6a344809daf5c0a3b725dd52e1527382d8c41 Mon Sep 17 00:00:00 2001
From: Feoramund <161657516+Feoramund@users.noreply.github.com>
Date: Mon, 9 Sep 2024 16:04:18 -0400
Subject: [PATCH] Forbid `chan.try_send` on closed buffered channels

---
 core/sync/chan/chan.odin | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/sync/chan/chan.odin b/core/sync/chan/chan.odin
index cb299f23f..f0b04f3b4 100644
--- a/core/sync/chan/chan.odin
+++ b/core/sync/chan/chan.odin
@@ -260,6 +260,10 @@ try_send_raw :: proc "contextless" (c: ^Raw_Chan, msg_in: rawptr) -> (ok: bool)
 			return false
 		}
 
+		if sync.atomic_load(&c.closed) {
+			return false
+		}
+
 		ok = raw_queue_push(c.queue, msg_in)
 		if sync.atomic_load(&c.r_waiting) > 0 {
 			sync.signal(&c.r_cond)