ignore yield_atexit if outgoing port is closed

If outgoing_port is closed, Ractor.yield never successes.
[Bug #17310]

1 files changed, 4 insertions, 0 deletions

diff --git a/ractor.c b/ractor.c
index 350e9c7b3f..1e32c1b95e 100644
--- a/ractor.c
+++ b/ractor.c
@@ -1288,6 +1288,10 @@ ractor_create(rb_execution_context_t *ec, VALUE self, VALUE loc, VALUE name, VAL
 static void
 ractor_yield_atexit(rb_execution_context_t *ec, rb_ractor_t *cr, VALUE v, bool exc)
 {
+    if (cr->outgoing_port_closed) {
+        return;
+    }
+
     ASSERT_ractor_unlocking(cr);
 
     struct rb_ractor_basket basket;