fixes #21062 (#21068)

2022-12-10 16:21:43 +01:00 · 2022-12-10 16:21:43 +01:00 · b59c657be3
commit b59c657be3
parent 2ebd71bfd4
1 changed files with 3 additions and 2 deletions
--- a/lib/system/alloc.nim
+++ b/lib/system/alloc.nim
@ -787,8 +787,9 @@ when defined(gcDestructors):
    while it != nil:
      if maxIters == 0:
        let rest = it.next.loada
-        it.next.storea nil
-        addToSharedFreeList(c, rest)
+        if rest != nil:
+          it.next.storea nil
+          addToSharedFreeList(c, rest)
        break
      inc x, size
      it = it.next.loada