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-rw-r--r--compiler/semtypes.nim2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/semtypes.nim b/compiler/semtypes.nim
index d4fcea0b4..e717c6e07 100644
--- a/compiler/semtypes.nim
+++ b/compiler/semtypes.nim
@@ -145,7 +145,7 @@ proc semEnum(c: PContext, n: PNode, prev: PType): PType =
 
 proc semSet(c: PContext, n: PNode, prev: PType): PType =
   result = newOrPrevType(tySet, prev, c)
-  if sonsLen(n) == 2:
+  if sonsLen(n) == 2 and n.sons[1].kind != nkEmpty:
     var base = semTypeNode(c, n.sons[1], nil)
     addSonSkipIntLit(result, base)
     if base.kind in {tyGenericInst, tyAlias, tySink}: base = lastSon(base)