xml大全 可读写调用率很高 xml大全 可读写调用率很高

				#include 								static class sss {				public:				  long double m;				  virtual int f (int i) {return i;}				} sss;								#define _offsetof(st,f) ((char *)&((st *) 16)->f - (char *) 16)								int main (void) {				  printf ("+++Class starting with longdouble and containing virtual function:\n");				  printf ("size=%d,align=%d\n", sizeof (sss), __alignof__ (sss));				  printf ("offset-m=%d,align-m=%d\n",				          _offsetof (class sss, m), __alignof__ (sss.m));				}