1 files changed, 26 insertions, 0 deletions
diff --git a/tests/concepts/t5888.nim b/tests/concepts/t5888.nim
new file mode 100644
index 000000000..dbbab8c4c
--- /dev/null
+++ b/tests/concepts/t5888.nim
@@ -0,0 +1,26 @@
+discard """
+output: '''
+true
+true
+true
+f
+0
+'''
+"""
+
+import t5888lib/ca, t5888lib/opt
+
+type LocalCA = ca.CA
+
+proc f(c: CA) =
+  echo "f"
+  echo c.x
+
+var o = new(Opt)
+
+echo o is CA
+echo o is LocalCA
+echo o is ca.CA
+
+o.f()
+