ãç°å¢ãVisual Studio.NET 2003/ WindowsXP Pro. æè§ãã£ãã®ã§èªåã®ããã«ããã¿ã«ããããé¨åãè¨é²ã¨ãã¦æ®ãã¦ããã¾ãã RVO(Return Value Optimization)ã¨ã¯å¤æ¸¡ãã§ãªãã¸ã§ã¯ããè¿ãé¢æ°ã«ããã¦é¢æ°å ã§çæããè¨ç®ãããä¸æãªãã¸ã§ã¯ããçæããã«ãæ»ãå¤ã¨ãªãä¸æãªãã¸ã§ã¯ãã«ç´æ¥ãè¨ç®ããããã¨ããæé©åã§ããããã«ããä¸æãªãã¸ã§ã¯ãã®çæã1ã¤æ¸ãããã¨ãã§ãæ±ç¨ãããé¢æ°ã«ããã¦ã¯ããã©ã¼ã³ãã³ã¹ã®åä¸ãè¦è¾¼ãã¾ããã¨ãæ¸ãã¦ãåããã¥ããã®ã§ä¾ãåºãã¾ããéä¾ãå ç®æ¼ç®åã¯æ¬¡ã®æ§ã«å®ç¾©ããã¾ãã const Complex operator +( const Complex &lhs, const Complex &rhs ){ //â¦(1) Complex temp(lhs); lhs += rhs; re
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