[OpenJDK 2D-Dev] [8] request for review: 7150594: VM chash in JCK api/java_awt/Image/ConvolveOp/ tests for 64 bit jdk8 on linux.

Phil Race philip.race at oracle.com
Thu Aug 2 16:47:06 UTC 2012

 > If there are any more issues I suggest we just revert 7113017.
And I think that's what we should do regardless for 7u8.


On 8/2/2012 9:40 AM, Phil Race wrote:
> I am OK with this. The submitter of the fix for 7113017 apparently
> did not pay attention in the updating to use POSIX functions that
> posix supplies its own function called posix_memalign so does not
> define memalign. I don't know off hand what library that would come
> from on all platforms and I do not think it worth cycles to figure 
> this out.
> I hope this is the only such issue but don't know if for a fact.
> Some of these portability requests seem like they are more trouble 
> than they are
> worth and using malloc.h works just fine for me !
> If there are any more issues I suggest we just revert 7113017.
> -phil.
> On 8/2/2012 7:36 AM, Andrew Brygin wrote:
>> Hello,
>>  could you please review a fix for 7150594?
>>  This problem is triggered by the fix for CR 7113017. In particular,
>>  this fix replaces the malloc.h with stddef.h in mlib_types.h. This
>>  change leads to compiling mlib_sys.c without forward declaration for
>>  memalign() routine, and cause following warnings:
>> mlib_sys.c:96: warning: implicit declaration of function 'memalign'
>> mlib_sys.c:96: warning: cast to pointer from integer of different size
>>  This cause the problem on systems where size of integer is less than
>>  size of pointers: the pointer value is clamped, and usage of the
>>  clamped pointer causes the observed crash.
>>  Proposed solution is to include malloc.h header directly to mlib_sys.c.
>>  Please take a look.
>> Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7150594
>> Webrev: http://cr.openjdk.java.net/~bae/7150594/8/webrev.00/
>> Thanks,
>> Andrew

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