fix #13720 (#13721)

2020-03-22 19:35:55 +01:00 · 2020-03-22 19:35:55 +01:00 · 047d3af6da
commit 047d3af6da
parent 86b9435138
2 changed files with 4 additions and 2 deletions
--- a/compiler/types.nim
+++ b/compiler/types.nim
@ -1623,7 +1623,7 @@ proc isTupleRecursive(t: PType, cycleDetector: var IntSet): bool =
      if isTupleRecursive(t[i], cycleDetectorCopy):
        return true
  of tyAlias, tyRef, tyPtr, tyGenericInst, tyVar, tyLent, tySink,
-      tyArray, tyUncheckedArray, tySequence:
+      tyArray, tyUncheckedArray, tySequence, tyDistinct:
    return isTupleRecursive(t.lastSon, cycleDetector)
  else:
    return false
--- a/tests/types/tillegaltuplerecursion.nim
+++ b/tests/types/tillegaltuplerecursion.nim
@ -35,4 +35,6 @@ type
    children: ptr MyType9

  MyType9 = tuple
-    children: MyType0
+    children: MyType10
+
+  MyType10 = distinct seq[MyType0]