Method copyNode

src/simulate/simulate.cpp:33–48

    // #define WARN_SLOW_CAST(TYPE)    DAS_ASSERTF(0, "internal perofrmance issue, casting eval to eval##TYPE" );

    SimNode * SimNode::copyNode ( Context &, NodeAllocator * code ) {
        auto prefix = ((NodePrefix *)this) - 1;
#ifndef DAS_NO_ASSERTIONS
        DAS_ASSERTF(prefix->magic==0xdeadc0de,"node was allocated on the heap without prefix");
#endif
        char * newNode;
        if ( code->prefixWithHeader ) {
            newNode = code->allocate(prefix->size + sizeof(NodePrefix));
            memcpy ( newNode, ((char *)this) - sizeof(NodePrefix), sizeof(NodePrefix));
            newNode += sizeof(NodePrefix);
        } else {
            newNode = code->allocate(prefix->size);
        }
        memcpy ( newNode, (char *)this, prefix->size );
        return (SimNode *) newNode;
    }

    bool SimNode::evalBool ( Context & context ) {
        WARN_SLOW_CAST(Bool);