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This example:
import scala.{ specialized => spec } object Test { def blowup[@spec(Int) A](arr: Array[A]): Array[A] = { arr.length match { case 0 => arr case _ => arr } } }
leads to the following:
[info] Compiling 1 Scala source to /home/adam/code/SpecBug/target/scala-2.10/classes... [error] [error] while compiling: /home/adam/code/SpecBug/src/main/scala/Test2.scala [error] during phase: specialize [error] library version: version 2.10.0 [error] compiler version: version 2.10.0 [error] reconstructed args: -deprecation -bootclasspath /usr/lib/jvm/java-7-oracle/jre/lib/resources.jar:/usr/lib/jvm/java-7-oracle/jre/lib/rt.jar:/usr/lib/jvm/java-7-oracle/jre/lib/sunrsasign.jar:/usr/lib/jvm/java-7-oracle/jre/lib/jsse.jar:/usr/lib/jvm/java-7-oracle/jre/lib/jce.jar:/usr/lib/jvm/java-7-oracle/jre/lib/charsets.jar:/usr/lib/jvm/java-7-oracle/jre/lib/jfr.jar:/usr/lib/jvm/java-7-oracle/jre/classes:/home/adam/.sbt/0.12.2/boot/scala-2.10.0/lib/scala-library.jar -unchecked -d /home/adam/code/SpecBug/target/scala-2.10/classes -classpath /home/adam/code/SpecBug/target/scala-2.10/classes:/home/adam/.ivy2/cache/org.scala-lang/scala-reflect/jars/scala-reflect-2.10.0.jar [error] [error] last tree to typer: Ident(arr) [error] symbol: value arr (flags: <param> <triedcooking>) [error] symbol definition: arr: Array[A] [error] tpe: Array[A] [error] symbol owners: value arr -> method blowup -> object Test -> package <empty> [error] context owners: value x1 -> method blowup$mIc$sp -> object Test -> package <empty> [error] [error] == Enclosing template or block == [error] [error] Block( [error] ValDef( // case val x1: Int [error] case <synthetic> <triedcooking> [error] "x1" [error] <tpt> // tree.tpe=Int [error] Apply( // def length(): Int in class Array, tree.tpe=Int [error] "arr"."length" // def length(): Int in class Array, tree.tpe=()Int [error] Nil [error] ) [error] ) [error] Match( // tree.tpe=Array[A] [error] "x1" // case val x1: Int [error] // 2 cases [error] CaseDef( // tree.tpe=Array[A] [error] 1 [error] "arr" // arr: Array[Int], tree.tpe=Array[A] [error] ) [error] CaseDef( // tree.tpe=Array[A] [error] "_" // tree.tpe=Int [error] "arr" // arr: Array[Int], tree.tpe=Array[A] [error] ) [error] ) [error] ) [error] [error] == Expanded type of tree == [error] [error] TypeRef( [error] TypeSymbol( [error] final class Array[T] extends Serializable with Cloneable [error] ) [error] args = List(SkolemTypeRef(TypeSkolem(A))) [error] ) [error] [error] uncaught exception during compilation: java.lang.StackOverflowError [trace] Stack trace suppressed: run last compile:compile for the full output. [error] (compile:compile) java.lang.StackOverflowError [error] Total time: 1 s, completed Feb 25, 2013 6:41:01 PM
Doesn't cause problems in 2.9.2
The text was updated successfully, but these errors were encountered:
Imported From: https://issues.scala-lang.org/browse/SI-7184?orig=1 Reporter: Adam Klein (aklein-at-novus.com) Affected Versions: 2.10.0
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@retronym said: Duplicate of #7100.
VladUreche
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This example:
leads to the following:
Doesn't cause problems in 2.9.2
The text was updated successfully, but these errors were encountered: