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-rw-r--r--compiler/semtypinst.nim2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/semtypinst.nim b/compiler/semtypinst.nim
index 9c15be635..064bbf823 100644
--- a/compiler/semtypinst.nim
+++ b/compiler/semtypinst.nim
@@ -306,6 +306,8 @@ proc handleGenericInvokation(cl: var TReplTypeVars, t: PType): PType =
     newbody.deepCopy = cl.c.instDeepCopy(cl.c, dc, result, cl.info)
 
 proc eraseVoidParams*(t: PType) =
+  # transform '(): void' into '()' because old parts of the compiler really
+  # doesn't deal with '(): void':
   if t.sons[0] != nil and t.sons[0].kind == tyEmpty:
     t.sons[0] = nil