fix #15756 (#15761)

* fix #15756 * simplify test
2020-10-28 13:24:38 +00:00 · 2020-10-28 13:24:38 +00:00 · 610e9b2fe9
commit 610e9b2fe9
parent 0956a99537
2 changed files with 13 additions and 1 deletions
--- a/compiler/varpartitions.nim
+++ b/compiler/varpartitions.nim
@ -126,7 +126,7 @@ proc hasSideEffect*(c: var Partitions; info: var MutationInfo): bool =
      return true
  return false

-template isConstParam(a): bool = a.kind == skParam and a.typ.kind != tyVar
+template isConstParam(a): bool = a.kind == skParam and a.typ.kind notin {tyVar, tySink}

 proc variableId(c: Partitions; x: PSym): int =
  for i in 0 ..< c.s.len: