diff options
Diffstat (limited to 'src/dotty/tools/dotc/core/Types.scala')
| -rw-r--r-- | src/dotty/tools/dotc/core/Types.scala | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/dotty/tools/dotc/core/Types.scala b/src/dotty/tools/dotc/core/Types.scala index 8677ec6d2..dda5134c1 100644 --- a/src/dotty/tools/dotc/core/Types.scala +++ b/src/dotty/tools/dotc/core/Types.scala @@ -375,9 +375,10 @@ object Types { def goRefined(tp: RefinedType) = { val pdenot = go(tp.parent) val rinfo = tp.refinedInfo.substThis(tp, pre) - if (name.isTypeName) // simplified case that runs more efficiently - pdenot.asSingleDenotation.derivedSingleDenotation(pdenot.symbol, rinfo) - else + if (name.isTypeName) {// simplified case that runs more efficiently + val jointInfo = if (rinfo.isAlias) rinfo else pdenot.info & rinfo + pdenot.asSingleDenotation.derivedSingleDenotation(pdenot.symbol, jointInfo) + } else pdenot & (new JointRefDenotation(NoSymbol, rinfo, Period.allInRun(ctx.runId)), pre) } def goThis(tp: ThisType) = { |