From 18b30803952cee83580eab28068bc773fdce780e Mon Sep 17 00:00:00 2001 From: Martin Odersky Date: Wed, 13 Jul 2016 15:17:17 +0200 Subject: Allow hk parameters in lower bounds --- src/dotty/tools/dotc/core/Types.scala | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/dotty/tools/dotc/core/Types.scala') diff --git a/src/dotty/tools/dotc/core/Types.scala b/src/dotty/tools/dotc/core/Types.scala index 284e9535e..1bfe9cbd1 100644 --- a/src/dotty/tools/dotc/core/Types.scala +++ b/src/dotty/tools/dotc/core/Types.scala @@ -2596,7 +2596,9 @@ object Types { case resType @ TypeAlias(alias) => resType.derivedTypeAlias(duplicate(paramNames, paramBounds, alias)) case resType @ TypeBounds(lo, hi) => - resType.derivedTypeBounds(lo, duplicate(paramNames, paramBounds, hi)) + resType.derivedTypeBounds( + if (lo.isRef(defn.NothingClass)) lo else duplicate(paramNames, paramBounds, lo), + duplicate(paramNames, paramBounds, hi)) case _ => derivedGenericType(paramNames, paramBounds, resType) } -- cgit v1.2.3