Method isAllocatedPtr

include/daScript/misc/memory_model.h:73–81

            return (ptr>=data) && (ptr<data+totalBytes);
        }
        __forceinline bool isAllocatedPtr ( char * ptr ) {
            ptrdiff_t idx = (ptr - data) / size;
            DAS_ASSERT ( idx>=0 && idx<ptrdiff_t(total) );
            uint64_t uidx = uint64_t(idx);
            uint64_t i = uidx >> 5;
            uint32_t j = uint32_t(uidx & 31);
            uint32_t b = bits[i];
            return ((b & (1u<<j))!=0);
        }
        __forceinline char * allocate ( ) {
            if ( allocated == total ) return nullptr;
            uint64_t maxt = total / 32;