id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc 2803,Boost.Python library source code mistake in class.cpp,Rick Yang ,Dave Abrahams,"Hi, In class.cpp {{{ line682: void* instance_holder::allocate(PyObject* self_, std::size_t holder_offset, std::size_t holder_size line683: { line684: assert(self_->ob_type->ob_type == &class_metatype_object); line685: objects::instance<>* self = (objects::instance<>*)self_; line686: line687: int total_size_needed = holder_offset + holder_size; line688: line689: if (-self->ob_size >= total_size_needed) line630: { }}} in line 689, if condition will always be false. ",Patches,closed,Boost 1.39.0,python USE GITHUB,Boost 1.38.0,Problem,invalid,,