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| author | Nicolas Stucki <nicolas.stucki@gmail.com> | 2017-03-01 10:11:49 +0100 |
|---|---|---|
| committer | Nicolas Stucki <nicolas.stucki@gmail.com> | 2017-03-01 13:03:44 +0100 |
| commit | be5720c18ca6768c7e72d4258677952848db2bb4 (patch) | |
| tree | a781b4f8b2772de09db54352d2d50602a1a0a4a6 /compiler/src/dotty/tools/dotc/core/TypeErasure.scala | |
| parent | 1a490393d766039332bfccb8b85f264f22c9e9cc (diff) | |
| download | dotty-be5720c18ca6768c7e72d4258677952848db2bb4.tar.gz dotty-be5720c18ca6768c7e72d4258677952848db2bb4.tar.bz2 dotty-be5720c18ca6768c7e72d4258677952848db2bb4.zip | |
Add @tailrec to avoid regressions.
Diffstat (limited to 'compiler/src/dotty/tools/dotc/core/TypeErasure.scala')
| -rw-r--r-- | compiler/src/dotty/tools/dotc/core/TypeErasure.scala | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/src/dotty/tools/dotc/core/TypeErasure.scala b/compiler/src/dotty/tools/dotc/core/TypeErasure.scala index ff99008bb..fc18808a3 100644 --- a/compiler/src/dotty/tools/dotc/core/TypeErasure.scala +++ b/compiler/src/dotty/tools/dotc/core/TypeErasure.scala @@ -10,6 +10,7 @@ import dotc.transform.ExplicitOuter._ import dotc.transform.ValueClasses._ import util.DotClass import Definitions.MaxImplementedFunctionArity +import scala.annotation.tailrec /** Erased types are: * @@ -244,7 +245,7 @@ object TypeErasure { case JavaArrayType(_) => defn.ObjectType case _ => val cls2 = tp2.classSymbol - def loop(bcs: List[ClassSymbol], bestSoFar: ClassSymbol): ClassSymbol = bcs match { + @tailrec def loop(bcs: List[ClassSymbol], bestSoFar: ClassSymbol): ClassSymbol = bcs match { case bc :: bcs1 => if (cls2.derivesFrom(bc)) if (!bc.is(Trait) && bc != defn.AnyClass) bc |