I don't even understand the reason of the static_cast<>... why it is there? IMHO, it should be removed, but I'm no Atomic/Threads/etc expert.
Sukender PVLE - Lightweight cross-platform game engine - http://pvle.sourceforge.net/ Le Tue, 03 Feb 2009 15:48:03 +0100, Robert Osfield <robert.osfi...@gmail.com> a écrit: > Hi Windows experts, > > Here's another Windows warning that I'll like a hand resolving: > > 2>..\common\Atomic.cpp(133) : warning C4239: nonstandard extension > used : 'static_cast' : conversion from 'volatile const long' to > 'volatile const unsigned int &' > > The code is: > > Atomic::operator unsigned() const > { > #if defined(_OPENTHREADS_ATOMIC_USE_GCC_BUILTINS) > __sync_synchronize(); > return _value; > #elif defined(_OPENTHREADS_ATOMIC_USE_WIN32_INTERLOCKED) > MemoryBarrier(); > return static_cast<unsigned const volatile &>(_value); > <<<< Here is line 133, problem line. > #elif defined(_OPENTHREADS_ATOMIC_USE_BSD_ATOMIC) > OSMemoryBarrier(); > return static_cast<unsigned const volatile>(_value); > #else > # error This implementation should happen inline in the include file > #endif > } > > To me a fix would be to remove the & from the static_cast<unsigned > const volatile &> as it seems a tad superfluous in this method as it's > returning an unsigned int on the stack anyway. > > Thoughts? > Robert. > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org