JDK 8u20 javac StackOverflowError at com.sun.tools.javac.code.Types.lub (regression)

[Maurizio Cimadamore]

Can you please send a test case?

Thanks
Maurizio

On 12/09/14 16:19, Neon Ngo wrote:
> When trying to build our project's code using JDK 8u20's, javac craps
> out with a StackOverflowError.
> This worked fine in all prior versions of t he JDK (e.g. 8u11, 7u67,
> 6u45, etc.) so this is a regression in the compiler.
> This happens on RHEL 5.10 64-bit, CentOS 6.5 32-bit & 64-bit, RHEL 7
> 64-bit, etc.
>
> java version "1.8.0_20"
> Java(TM) SE Runtime Environment (build 1.8.0_20-b26)
> Java HotSpot(TM) 64-Bit Server VM (build 25.20-b23, mixed mode)
> javac 1.8.0_20
>
> The system is out of resources.
> Consult the following stack trace for details.
> java.lang.StackOverflowError
>          at com.sun.tools.javac.code.Types.lub(Types.java:3532)
>          at com.sun.tools.javac.code.Types.lub(Types.java:3616)
>          at com.sun.tools.javac.code.Types.lub(Types.java:3616)
>          at com.sun.tools.javac.code.Types.lub(Types.java:3616)
>          at com.sun.tools.javac.code.Types.lub(Types.java:3616)
> ...
>
> This issue seems similar to JDK-8043725 javac fails with StackOverflowException
> https://bugs.openjdk.java.net/browse/JDK-8043725
>
> But the stack trace is different.
>
> We can always reproduce this problem.
>
> Regards,
>
> Neon