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-rw-r--r--tests/generics/tsubclassgenericerror.nim11
1 files changed, 11 insertions, 0 deletions
diff --git a/tests/generics/tsubclassgenericerror.nim b/tests/generics/tsubclassgenericerror.nim
new file mode 100644
index 000000000..87f8a8e64
--- /dev/null
+++ b/tests/generics/tsubclassgenericerror.nim
@@ -0,0 +1,11 @@
+discard """
+  errormsg: "cannot instantiate 'GenericParentType[T]' inside of type definition: 'GenericChildType'; Maybe generic arguments are missing?"
+  line: 8
+"""
+
+type
+  GenericParentType[T] = ref object of RootObj
+  GenericChildType[T] = ref object of GenericParentType # missing the [T]
+    val: T
+
+var instance : GenericChildType[int] = nil