【2014-11-21】《The Hardware/Software Interface》– Section 2

1. 
2. 
3. 

printf("Signed Max:%d\n", 0x7FFFFFFF);
printf("Signed Min:%d\n", 0x80000000);
printf("Unsigned Max:%u\n", 0xFFFFFFFF);
printf("Unsigned Min:%u\n", 0x00000000);

1. By default are considered to be signed integers.
2. Use “U” suffix to force unsigned.
3. if mix unsigned and signed in a single expression, then signed values implicitly cast to unsigned.
4. 
5. 

【2014-11-21】《The Hardware/Software Interface》– Section 2

原文：http://www.cnblogs.com/sjtujoe/p/4114587.html