[10] RFR (XS) 8185900: hotspot build failed with gcc version Red Hat 4.4.7-3

[David Holmes]

Hi Severin,

On 7/08/2017 10:13 PM, Severin Gehwolf wrote:
> Hi,
> 
> Could I get reviews for this hotspot build issue, please?
> 
> Some versions of GCC, for example GCC 4.4.7, fail to compile hotspot

We only recently set the minimum supported gcc version to 4.7 for JDK 10:

https://bugs.openjdk.java.net/browse/JDK-8184338
http://mail.openjdk.java.net/pipermail/build-dev/2017-July/019518.html

David
-----

> with dtrace probes compiled in on Linux. The issue is *very* similar to
> JDK-8047382 which got classified as 9-na, which I believe was
> incorrect. DTRACE_CLASS* macros need similar treatment in JDK 10 and
> subsequently 9.
> 
> Since the changed files are shared, I'd need a sponsor please.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8185900
> webrev: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-8185900/webrev.01/
> 
> Testing: JDK 10 hotspot now builds on RHEL-6 with dtrace on (-DDTRACE_ENABLED).
>           Failed previously.
> 
> Thanks,
> Severin
>