RFR (XXS): 8199356: Fix hotspot to allow stdlib to use libc++ and to allow changing the deployment target to 10.9

[Gerard Ziemski]

Thank you.

> On Mar 19, 2018, at 10:41 AM, Lois Foltan <lois.foltan at oracle.com> wrote:
> 
> +1.  Looks good Gerard.
> Lois
> 
> On 3/14/2018 1:53 PM, Kim Barrett wrote:
>>> On Mar 13, 2018, at 11:53 AM, Gerard Ziemski <gerard.ziemski at oracle.com> wrote:
>>> 
>>> Hi all,
>>> 
>>> Please review this very small patch that will prepare hotspot for the new Xcode compiler. This is a part of a larger effort tracked by the umbrella issue https://bugs.openjdk.java.net/browse/JDK-8196724, and will only tackle what we are required to do in hotspot project.
>>> 
>>> Specifically, here we need to remove the poisoning min/max definition that clashes with standard c++ includes used by hotspot gtests suite.
>>> 
>>> JDK-8196724, on the other hand, will track the actual flipping of switching the deployment target to OS X 10.9 and changing the std lib from stdlibc++ to libc++
>>> 
>>> There are other projects, besides hotspot, that need to be updated before JDK-8196724 can be finished, but once this and JDK-8196724 are done, then the OS X platform will be c++14 capable.
>>> 
>>> https://bugs.openjdk.java.net/browse/JDK-8199356
>>> http://cr.openjdk.java.net/~gziemski/8199356_rev1
>>> 
>>> Passes Mach5 tier1-5
>>> 
>>> 
>>> Cheers
>> Looks good.
>> 
>> I filed
>> https://bugs.openjdk.java.net/browse/JDK-8199619
>> Building HotSpot on Windows should define NOMINMAX
>> as a followup.
>> 
>