[sldev] [VWR] gcc 4.1.2 and viewer 1.20.10

[Dana Fagerstrom]

I was getting the same problem with gcc 3.4!  I fixed it with:

      (LLHTTPClient::ResponderPtr) this != mRegion->getHttpResponderPtr())

D

Kent Quirk (Q Linden) wrote:
> Hi,
> 
> I'm deep in another branch right now, but from looking over the code 
> briefly, I'm guessing that you're running into a problem comparing a 
> smart pointer to a base class to a smart pointer to a subclass.
> 
> Instead of:
>      this != LLViewerRegion::getHttpResponderPtr()
> Please try:
>      !(this == LLViewerRegion::getHttpResponderPtr())
> 
> If that fails, another option might be:
> 
>      LLHTTPClient::ResponderPtr(this) != 
> LLViewerRegion::getHttpResponderPtr()
> 
> These are boost::intrusive_ptr objects, so that last one should be safe.
> 
>     Q
> 
> 
> On Jun 26, 2008, at 7:05 AM, Robin Cornelius wrote:
> 
>> Hi everyone,
>>
>> Having a gcc issue on 1.20.10 also reported on JIRA as VWR-7831.
>>
>> x86_64-linux-client-release/newview/llviewerregion.cpp:111: error: no
>> match for 'operator!=' in 'this !=
>> LLViewerRegion::getHttpResponderPtr() const()'
>>
>> I'm assuming gcc 4.1.2 cannot handle the implicit casting required
>> here. 4.1.3 and newer seems ok but this is a particular problem for me
>> as i need to build on 4.1.2 (the version in debian etch) to avoid a
>> whole world of distribution issues with my viewer packages.
>>
>> Is the fix as simple as an explicit cast? or is gcc just deciding the
>> pointers are of different classes and as there is no = operator
>> defined, balking at what it thinks it cannot do?
>>
>> Thanks for any help on this one!
>>
>> Robin
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