diff options
Diffstat (limited to 'src/dotty/tools/dotc/core/ConstraintHandling.scala')
| -rw-r--r-- | src/dotty/tools/dotc/core/ConstraintHandling.scala | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/dotty/tools/dotc/core/ConstraintHandling.scala b/src/dotty/tools/dotc/core/ConstraintHandling.scala index 00b8a5d25..66767d58a 100644 --- a/src/dotty/tools/dotc/core/ConstraintHandling.scala +++ b/src/dotty/tools/dotc/core/ConstraintHandling.scala @@ -193,9 +193,9 @@ trait ConstraintHandling { } /** The current bounds of type parameter `param` */ - final def bounds(param: PolyParam): TypeBounds = constraint.entry(param) match { - case bounds: TypeBounds => bounds - case _ => param.binder.paramBounds(param.paramNum) + final def bounds(param: PolyParam): TypeBounds = { + val e = constraint.entry(param) + if (e.exists) e.bounds else param.binder.paramBounds(param.paramNum) } /** Add polytype `pt`, possibly with type variables `tvars`, to current constraint |