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Diffstat (limited to 'test/files/run/t5284b.scala')
-rw-r--r-- | test/files/run/t5284b.scala | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/files/run/t5284b.scala b/test/files/run/t5284b.scala new file mode 100644 index 0000000000..a9282a895f --- /dev/null +++ b/test/files/run/t5284b.scala @@ -0,0 +1,28 @@ + + + + + + +/** Here we have a situation where a normalized method parameter `W` + * is used in a position which expects a type `T` - we know we can + * safely cast `W` to `T` whenever typebounds of `W` hold. + */ +object Test { + def main(args: Array[String]) { + val foo = Foo.createUnspecialized[Int] + println(foo.bar(17)) + } +} + + +object Foo { + def createUnspecialized[T] = new Foo[T] +} + + +class Foo[@specialized(Int) T] { + val id: T => T = x => x + + def bar[@specialized(Int) W <: T, @specialized(Int) S](w: W) = id(w) +} |