diff options
Diffstat (limited to 'test/files/pos')
-rw-r--r-- | test/files/pos/sam_erasure_boundedwild.scala | 11 | ||||
-rw-r--r-- | test/files/pos/t10066.scala | 38 | ||||
-rw-r--r-- | test/files/pos/t9331.scala | 6 |
3 files changed, 55 insertions, 0 deletions
diff --git a/test/files/pos/sam_erasure_boundedwild.scala b/test/files/pos/sam_erasure_boundedwild.scala new file mode 100644 index 0000000000..1ec27e0ea4 --- /dev/null +++ b/test/files/pos/sam_erasure_boundedwild.scala @@ -0,0 +1,11 @@ +class Test { + trait Q[T] { + def toArray[T](x: Array[T]): Array[T] + def toArray(): Array[T] + } + + def crashTyper: Array[_] = { + val x : Q[_] = ??? + x.toArray // crashes while doing overload resolution + } +}
\ No newline at end of file diff --git a/test/files/pos/t10066.scala b/test/files/pos/t10066.scala new file mode 100644 index 0000000000..bef85cb08c --- /dev/null +++ b/test/files/pos/t10066.scala @@ -0,0 +1,38 @@ +package dynamicrash + +import scala.language.dynamics + +class Config + +trait Extractor[A] { + def extract(config: Config, name: String): A +} + +object Extractor { + // this has "implicit", unlike the corresponding neg test + implicit val stringExtractor = new Extractor[String] { + override def extract(config: Config, name: String): String = ??? + } +} + +class Workspace extends Dynamic { + val config: Config = new Config + + def selectDynamic[A](name: String)(implicit extractor: Extractor[A]): A = + extractor.extract(config, name) +} + +object Main { + val storage = new Workspace + + // this line works fine + // val a = storage.foo + + // this line crashes the compiler ("head of empty list") + // in ContextErrors$InferencerContextErrors$InferErrorGen$.NotWithinBoundsErrorMessage + println(storage.foo[String]) + + // this line crashes the compiler in different way ("unknown type") + // in the backend, warning: an unexpected type representation reached the compiler backend while compiling Test.scala: <error> + println(storage.foo) +} diff --git a/test/files/pos/t9331.scala b/test/files/pos/t9331.scala new file mode 100644 index 0000000000..00a667886f --- /dev/null +++ b/test/files/pos/t9331.scala @@ -0,0 +1,6 @@ +import scala.language.higherKinds + +trait Proxy[+T] +case class Stuff[+P[PP] <: Proxy[PP]]() { + // canEqual was incorrectly synthetized and started reporting a kind error. +} |