diff options
Diffstat (limited to 'src/dotty/tools/dotc/core/Types.scala')
| -rw-r--r-- | src/dotty/tools/dotc/core/Types.scala | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/src/dotty/tools/dotc/core/Types.scala b/src/dotty/tools/dotc/core/Types.scala index 9150925ff..d78bbd49e 100644 --- a/src/dotty/tools/dotc/core/Types.scala +++ b/src/dotty/tools/dotc/core/Types.scala @@ -2108,15 +2108,7 @@ object Types { def derivedRefinedType(parent: Type, refinedName: Name, refinedInfo: Type)(implicit ctx: Context): Type = if ((parent eq this.parent) && (refinedName eq this.refinedName) && (refinedInfo eq this.refinedInfo)) this - else { - // `normalizedRefinedInfo` is `refinedInfo` reduced everywhere via `reduceProjection`. - // (this is achieved as a secondary effect of substRecThis). - // It turns out this normalization is now needed; without it there's - // A Y-check error (incompatible types involving hk lambdas) for dotty itself. - // TODO: investigate and, if possible, drop after revision. - val normalizedRefinedInfo = refinedInfo.substRecThis(dummyRec, dummyRec) - RefinedType(parent, refinedName, normalizedRefinedInfo) - } + else RefinedType(parent, refinedName, refinedInfo) /** Add this refinement to `parent`, provided If `refinedName` is a member of `parent`. */ def wrapIfMember(parent: Type)(implicit ctx: Context): Type = @@ -2338,7 +2330,7 @@ object Types { final override def signature(implicit ctx: Context): Signature = { if (ctx.runId != mySignatureRunId) { mySignature = computeSignature - mySignatureRunId = ctx.runId + if (!mySignature.isUnderDefined) mySignatureRunId = ctx.runId } mySignature } |