IncompatibleClassChangeError bug (original) (raw)
Remi Forax forax at univ-mlv.fr
Wed Jul 18 20:39:37 UTC 2018
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Hi all, a build from 39a2d3a3b101 breaks my tests with an IncompatibleClassChangeError. I have isolated the issue:
import java.util.function.IntFunction;
public class ArrayGeneratorBug {
static __ByValue class Foo {
private final int x;
public Foo(int x) {
this.x = x;
}
}
private static T[] gen(IntFunction<T[]> arrayCreator) {
return arrayCreator.apply(0);
}
public static void main(String[] args) {
Foo[] array = gen(Foo[]::new);
System.out.println(array);
}
}
At runtime something goes wrong:
/usr/jdk/jdk-11-lworld/bin/java -XX:+EnableValhalla ArrayGeneratorBug Exception in thread "main" java.lang.IncompatibleClassChangeError: signature (I)[LArrayGeneratorBug$Foo; inconsistent value type: ArrayGeneratorBug$$Lambda$1/0x0000000800060840 ArrayGeneratorBug at ArrayGeneratorBug.gen(ArrayGeneratorBug.java:14) at ArrayGeneratorBug.main(ArrayGeneratorBug.java:18)
regards, Rémi
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