10 2012 档案

摘要：转自：http://blog.csdn.net/llqkk/article/details/2447029今天在编译程序时碰到该问题:whetstone.c:(.text+0x56c): undefined reference to `sin'whetstone.c:(.text+0x585): undefined reference to `cos'whetstone.c:(.text+0x5cf): undefined reference to `atan'检查头文件math.h已经包含，原来虽然程序中已经包含math.h，但在链接时要链接到数学库，加上-lm编译选 阅读全文