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Diffstat (limited to 'src/dotty/tools/dotc/typer/Typer.scala')
| -rw-r--r-- | src/dotty/tools/dotc/typer/Typer.scala | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/dotty/tools/dotc/typer/Typer.scala b/src/dotty/tools/dotc/typer/Typer.scala index f6027165b..9ba10d000 100644 --- a/src/dotty/tools/dotc/typer/Typer.scala +++ b/src/dotty/tools/dotc/typer/Typer.scala @@ -759,10 +759,11 @@ class Typer extends Namer with TypeAssigner with Applications with Implicits wit val refineClsDef = desugar.refinedTypeToClass(tpt1, tree.refinements) val refineCls = createSymbol(refineClsDef).asClass val TypeDef(_, Template(_, _, _, refinements1)) = typed(refineClsDef) + val seen = mutable.Set[Symbol]() assert(tree.refinements.length == refinements1.length, s"${tree.refinements} != $refinements1") def addRefinement(parent: Type, refinement: Tree): Type = { typr.println(s"adding refinement $refinement") - checkRefinementNonCyclic(refinement, refineCls) + checkRefinementNonCyclic(refinement, refineCls, seen) val rsym = refinement.symbol val rinfo = if (rsym is Accessor) rsym.info.resultType else rsym.info RefinedType(parent, rsym.name, rt => rinfo.substThis(refineCls, RefinedThis(rt))) |