Closed
Description
Compiler version
3.2.0
Minimized code
trait A {
def f: String
}
trait B extends A {
def f = "B";
}
trait C extends A {
override val f = "C"
}
trait D extends A with B {
def d = super.f
}
object O extends B with C with D
O.f
O.d
Output
java.lang.NoSuchMethodError: 'java.lang.String Playground$C.f$(Playground$C)'
at Playground$O$.Playground$D$$super$f(main.scala:19)
at Playground$D.d(main.scala:16)
at Playground$D.d$(main.scala:15)
at Playground$O$.d(main.scala:19)
at Playground$.<clinit>(main.scala:22)
at Main$.<clinit>(main.scala:27)
at Main.main(main.scala)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at sbt.Run.invokeMain(Run.scala:143)
at sbt.Run.execute$1(Run.scala:93)
at sbt.Run.$anonfun$runWithLoader$5(Run.scala:120)
at sbt.Run$.executeSuccess(Run.scala:186)
at sbt.Run.runWithLoader(Run.scala:120)
at sbt.Run.run(Run.scala:127)
at com.olegych.scastie.sbtscastie.SbtScastiePlugin$$anon$1.$anonfun$run$1(SbtScastiePlugin.scala:38)
at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
at sbt.util.InterfaceUtil$$anon$1.get(InterfaceUtil.scala:17)
at sbt.ScastieTrapExit$App.run(ScastieTrapExit.scala:258)
at java.base/java.lang.Thread.run(Thread.java:831)
Note that this bug can be reproduced in Scala 2, too. See scala/bug#12715
Expectation
No error