RFR: JDK-8191439: Race in building jdk.rmic.interim

[mandy chung]

Looks good to me.

Mandy

On 12/4/17 3:48 PM, Erik Joelsson wrote:
> We have a race when building jdk.rmic.interim. This is caused by 
> CompileInterimLangtools.gmk and CompileInterimRmic.gmk using the same 
> modular output directory ($(BUILDTOOLS_OUTPUTDIR)/interim_modules), 
> and then makefiles running javac from interim langtools at the same 
> time as CompileInterimRmic is running. This patch splits the output 
> directories. That way, tools running javac will not see any new files 
> created by CompileInterimRmic ever.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8191439
>
> Webrev: http://cr.openjdk.java.net/~erikj/8191439/webrev.01/
>
> /Erik
>