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#include "stdafx.h" int _tmain(int argc, _TCHAR* argv[]) { unsigned char a = 254; unsigned char b = a + 6; printf("b=%d\n",b); return 0; }
结果：b=4
无符号字符越界
原文地址：http://www.cnblogs.com/happykoukou/p/5427444.html
