RFR: JDK-8230715: Baseline compare build on Windows fails intermittently in file type for jvm.pdb

[Mikael Vidstedt]

Looks good.

Cheers,
Mikael

> On Sep 6, 2019, at 10:13 AM, Erik Joelsson <erik.joelsson at oracle.com> wrote:
> 
> The baseline compare builds on Windows fails intermittently. The output of the file command for jvm.pdb is not entirely stable. I have now seen a handful of failures over the last month looking like this:
> 
> [2019-08-20T20:34:25,887Z] JDK File types...
> [2019-08-20T20:34:25,902Z] other: ./bin/server/jvm.pdb: MSVC program database ver 7.00, 4096*18031 bytes
> [2019-08-20T20:34:25,902Z] this : ./bin/server/jvm.pdb: MSVC program database ver 7.00, 4096*18033 bytes
> [2019-08-20T20:35:20,152Z] Test File types...
> [2019-08-20T20:35:20,152Z] other: ./bin/server/jvm.pdb: MSVC program database ver 7.00, 4096*18031 bytes
> [2019-08-20T20:35:20,152Z] this : ./bin/server/jvm.pdb: MSVC program database ver 7.00, 4096*18033 bytes
> 
> We don't want to rely on the file command to compare file sizes, so I've implemented a special case for this type of file.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8230715
> 
> Webrev: http://cr.openjdk.java.net/~erikj/8230715/webrev.01/
> 
> /Erik
>