RFR: 8077364 "if( !this )" construct prevents build on Xcode 6.3

[Stefan Karlsson]

On 2015-04-14 11:19, Staffan Larsen wrote:
> Stefan, Volker: Thanks for the suggestions and spotting the errors.
>
> new webrev: http://cr.openjdk.java.net/~sla/8077364/webrev.01/ <http://cr.openjdk.java.net/~sla/8077364/webrev.01/>

The changes to the cpp files look good. I'll let Volker review the make 
file changes. :)

Thanks,
StefanK

>
> Thanks,
> /Staffan
>
>> On 14 apr 2015, at 10:54, Stefan Karlsson <stefan.karlsson at oracle.com> wrote:
>>
>> Hi Staffan,
>>
>> On 2015-04-14 09:54, Staffan Larsen wrote:
>>> Please review this fix for compiling hotspot with clang 6.1.
>>>
>>> I have verified that the compiler workarounds are still needed for these tests:
>>> jdk/test/sun/misc/CopyMemory.java
>>> hotspot/test/compiler/c2/5091921/
>>>
>>> webrev: http://cr.openjdk.java.net/~sla/8077364/webrev.00 <http://cr.openjdk.java.net/~sla/8077364/webrev.00>
>>> bug: https://bugs.openjdk.java.net/browse/JDK-8077364 <https://bugs.openjdk.java.net/browse/JDK-8077364>
>> What about this code that is protected by #ifndef PRODUCT
>>
>> char *PhaseChaitin::dump_register( const Node *n, char *buf  ) const {
>>   if( !this ) {                 // Not got anything?
>>     sprintf(buf,"N%d",n->_idx); // Then use Node index
>>   }
>>
>> Thanks,
>> StefanK
>>
>>> Thanks,
>>> /Staffan
>>>