RFR(XS): 8246109: Remove unneeded undef CS

[Mikael Vidstedt]

Thank you Dan! Change pushed.

Cheers,
Mikael

> On May 28, 2020, at 5:18 PM, Daniel D. Daugherty <daniel.daugherty at oracle.com> wrote:
> 
> On 5/28/20 8:10 PM, Mikael Vidstedt wrote:
>> Please review this small change which removes a now unneeded #undef:
>> 
>> JBS: https://bugs.openjdk.java.net/browse/JDK-8246109
>> webrev: http://cr.openjdk.java.net/~mikael/webrevs/8246109/webrev.00/open/webrev/
> 
> src/hotspot/share/prims/methodHandles.cpp
>     No comments.
> 
> Thumbs up. This is a trivial fix and doesn't require you to wait for
> 24 hours...
> 
> Dan
> 
> 
>> 
>> 
>> Background (from JBS):
>> 
>> In src/hotspot/share/prims/methodHandles.cpp one can find the following code:
>> 
>> #undef CS // Solaris builds complain
>> 
>> I chose not to remove it as part of the Solaris/SPARC removal (JDK-8241787) the the fear of breaking some other platform and making the already-challenging work even harder.
>> 
>> I have now verified that removing the line at least works for all the Oracle builds.
>> 
>> 
>> Testing:
>> 
>> tier1 + builds-tier{2..5}
>> 
>> Cheers,
>> Mikael
>> 
>