RFR (S) 8030955: assert(_prologue != NULL) failed: prologue pointer must be initialized

[Coleen Phillimore]

Looks good.
Coleen

On 12/30/2013 9:27 AM, harold seigel wrote:
> Hi,
>
> Please review this small fix for bug 8030955.  The assert occurred 
> because PerfMemory::destroy() was called multiple times.  The fix 
> replaces the assert with a check that immediately returns if 
> PerfMemory::destroy() has already been called.
>
> The fix was tested with the accompanying test, JCK lang and vm tests, 
> hotspot jtreg tests, and ute quick tests.
>
> Open webrev at: http://cr.openjdk.java.net/~hseigel/bug_8030955/ 
> <http://cr.openjdk.java.net/%7Ehseigel/bug_8030955/>
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8030955
>
> Thanks! Harold