Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Browse files

SI-5130, precision disappearing from refinement.

[backport]
Remove some code, win a prize.
  • Loading branch information...
commit 77ec4ef5210c4f023a07c1d719806c4d7231cf09 1 parent faca7ec
@paulp paulp authored
View
6 src/reflect/scala/reflect/internal/Types.scala
@@ -3592,12 +3592,6 @@ trait Types extends api.Types { self: SymbolTable =>
val pre1 = pre match {
case x: SuperType if sym1.isEffectivelyFinal || sym1.isDeferred =>
x.thistpe
- case _: CompoundType if sym1.isClass =>
- // sharpen prefix so that it is maximal and still contains the class.
- pre.parents.reverse dropWhile (_.member(sym1.name) != sym1) match {
- case Nil => pre
- case parent :: _ => parent
- }
case _ => pre
}
if (pre eq pre1) TypeRef(pre, sym1, args)
View
46 test/files/pos/t5130.scala
@@ -0,0 +1,46 @@
+import scala.language.reflectiveCalls
+
+class A {
+ this_a =>
+
+ def b = new B
+ class B { def a: this_a.type = this_a }
+}
+trait A2 { def c = () }
+
+object Test {
+ val v1 = new A { def c = () }
+ val v2 = new A with A2 { }
+ val v3: A { def c: Unit } = null
+ def d1 = new A { def c = () }
+ def d2 = new A with A2 { }
+ def d3: A { def c: Unit } = null
+ var x1 = new A { def c = () }
+ var x2 = new A with A2 { }
+ var x3: A { def c: Unit } = null
+
+ def main(args: Array[String]): Unit = {
+ val mv1 = new A { def c = () }
+ val mv2 = new A with A2 { }
+ val mv3: A { def c: Unit } = null
+ def md1 = new A { def c = () }
+ def md2 = new A with A2 { }
+ def md3: A { def c: Unit } = null
+
+ v1.b.a.c
+ v2.b.a.c
+ v3.b.a.c
+ d1.b.a.c
+ d2.b.a.c
+ d3.b.a.c
+ x1.b.a.c
+ x2.b.a.c
+ x3.b.a.c
+ mv1.b.a.c
+ mv2.b.a.c
+ mv3.b.a.c
+ md1.b.a.c
+ md2.b.a.c
+ md3.b.a.c
+ }
+}
Please sign in to comment.
Something went wrong with that request. Please try again.