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Bugzilla – Attachment 259547 Details for
Bug 487153
[compiler] Miscompilation when passing byte[] from generic return to varargs
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Test case
Test.java (text/x-java), 648 bytes, created by
Martin Partel
on 2016-02-03 12:17:55 EST
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Description:
Test case
Filename:
MIME Type:
Creator:
Martin Partel
Created:
2016-02-03 12:17:55 EST
Size:
648 bytes
patch
obsolete
> >import java.util.ArrayList; >import java.util.Arrays; > >public class Test { > public static void main(String[] args) { > byte[] bytes = {1, 2, 3, 4}; > f(bytes); // Works fine > > System.out.println("------------"); > > ArrayList<byte[]> arrays = new ArrayList<>(); > arrays.add(bytes); > // The following line fails with: "java.lang.ClassCastException: [B cannot be cast to > // [Ljava.lang.Object;" > // Eclipse Java Compiler adds an incorrect checkcast to Object[] after the get(0), but javac > // does not. > f(arrays.get(0)); > } > > public static void f(Object... args) { > System.out.println(Arrays.toString(args)); > } >}
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