1 files changed, 38 insertions, 0 deletions
diff --git a/tests/parallel/tdeepcopy2.nim b/tests/parallel/tdeepcopy2.nim
new file mode 100644
index 000000000..e8305173d
--- /dev/null
+++ b/tests/parallel/tdeepcopy2.nim
@@ -0,0 +1,38 @@
+discard """
+  matrix: "--mm:refc"
+  output: '''
+called deepCopy for int
+called deepCopy for int
+done999 999
+'''
+"""
+
+import threadpool
+
+
+type
+  Bar[T] = object
+    x: T
+
+proc `=deepCopy`[T](b: ref Bar[T]): ref Bar[T] =
+  result.new
+  result.x = b.x
+  when T is int:
+    echo "called deepCopy for int"
+  else:
+    echo "called deepCopy for something else"
+
+proc foo(b: ref Bar[int]): int = 999
+
+# test that the disjoint checker deals with 'a = spawn f(); g = spawn f()':
+
+proc main =
+  var dummy: ref Bar[int]
+  new(dummy)
+  dummy.x = 44
+  #parallel:
+  let f = spawn foo(dummy)
+  let b = spawn foo(dummy)
+  echo "done", ^f, " ", ^b
+
+main()