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

[Stefan Karlsson]

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
>