No need to mark stacks of terminated fibers; fix #3720

b200c747 · Yukihiro "Matz" Matsumoto · c41e2626 · b200c747
Commit b200c747 authored Jun 22, 2017 by Yukihiro "Matz" Matsumoto
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src/gc.c src/gc.c +2 -0

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--- a/src/gc.c
+++ b/src/gc.c
@@ -579,6 +579,8 @@ mark_context(mrb_state *mrb, struct mrb_context *c)
  int i;
  mrb_callinfo *ci;

+  if (c->status == MRB_FIBER_TERMINATED) return;
+
  /* mark VM stack */
  mark_context_stack(mrb, c);