S RFR JDK-8024050: Incorrect optimization level and comment specified for unsafe.cpp

[Coleen Phillimore]

This looks good.
Coleen

On 8/30/2013 1:18 PM, Lois Foltan wrote:
>
> Please review the following fix:
>     open webrev at http://cr.openjdk.java.net/~hseigel/bug_jdk8024050/
>
> Bug: bug link at https://bugs.openjdk.java.net/browse/JDK-8024050
>
> Summary of fix:
>
>     The original sources used for the JDK-8022407 webrev sponsorship 
> contained an incorrect optimization
>     level specification for unsafe.cpp that was fixed on the MacOS 
> machine prior to testing.  Unfortunately,
>     this incorrect specification of -01 instead of -O1 was committed.  
> In addition, corrected the comment for
>     the Clang optimization level skew issue between PCH Files and 
> files of different optimization levels.
>
> Tests:
>     MacOS: built fastdebug & product images using clang++ and llvm-g++ 
> Ran original JDK-8022407 test case.
>                   JTREG testing in progress.
>
> Thank you,
> Lois
>
>