RFR (XS) JDK-8048128: Fix for Solaris Studio C++ 5.13, CHECK_UNHANDLED_OOPS breaks PPC build

[Lois Foltan]

Hello,

Please review the following fix:

Webrev:
     http://cr.openjdk.java.net/~lfoltan/bug_jdk8048128/

Bug: Fix for Solaris Studio C++ 5.13, CHECK_UNHANDLED_OOPS breaks PPC build
     https://bugs.openjdk.java.net/browse/JDK-8048128

Summary of Fix:
    Changes to successfully compile class oop within 
oops/oopsHierarchy.hpp for Solaris Studio C++ 5.13 broke compilation for 
PPC build (with gcc 4.1.2).
    Thank you to Goetz Lindenmaier for propsing a solution to this issue.

Tests:
    Compiled with Solaris Studio C++ 5.13, gcc 4.4.4, VS2013, jprt full 
build/test.
    Tested with Hotspot's jtreg tests.