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singleton types bytecode issue #8895

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scabug opened this issue Oct 9, 2014 · 4 comments
Closed

singleton types bytecode issue #8895

scabug opened this issue Oct 9, 2014 · 4 comments
Labels
bytecode
Milestone
2.11.8

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@scabug
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scabug commented Oct 9, 2014 •
edited by retronym 

// Main.scala
object Test {
  def test = {
    trait K[T] { def f = A }
    case object A extends K[Int]
    List(A.toString)
  }
}
object Main extends App {
  println(Test.test)
}

java.lang.ClassFormatError: Duplicate field name&signature in class file Test$A$2$

without toString: can't existentially abstract over parameterized type K[Int]
@scabug
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scabug commented Oct 9, 2014

Imported From: https://issues.scala-lang.org/browse/SI-8895?orig=1
Reporter: Guillaume Massé (masgui)
Affected Versions: 2.11.2

@scabug
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scabug commented Oct 9, 2014 •
edited by retronym

@gourlaysama said:
This seems similar to #7645 (especially the 2nd comment).

@scabug
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scabug commented Oct 9, 2014

@som-snytt said:
Or #5252. I just noticed that quick search on "duplicate field" doesn't yield the results I expected. That is duplicate resolution.

@scabug
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scabug commented Nov 11, 2016

@SethTisue said:
went away somewhere between 2.11.2 and 2.11.8

@scabug scabug closed this as completed Nov 11, 2016
@scabug scabug added the bytecode label Apr 7, 2017
@scabug scabug added this to the 2.11.8 milestone Apr 7, 2017
@scabug scabug mentioned this issue Apr 7, 2017
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