fix #16651 (#16658)

* fix #16651
2021-01-11 09:09:38 +00:00 · 2021-01-11 09:09:38 +00:00 · 0286a0879b
commit 0286a0879b
parent 510e383d92
2 changed files with 31 additions and 0 deletions
--- a/compiler/semtypes.nim
+++ b/compiler/semtypes.nim
@ -1059,6 +1059,13 @@ proc liftParamType(c: PContext, procKind: TSymKind, genericParams: PNode,
      # disable the bindOnce behavior for the type class
      result = recurse(paramType.base, true)

+  of tyTuple:
+    for i in 0..<paramType.len:
+      let t = recurse(paramType[i])
+      if t != nil:
+        paramType[i] = t
+        result = paramType
+
  of tyAlias, tyOwned, tySink:
    result = recurse(paramType.base)