编译文件的时候遇到的问题求MJJ帮忙

flydon

1. ubgears.c:(.text.unlikely+0x4e4): undefined reference to `sincos'
   
2. ubgears.c:(.text.unlikely+0x5b6): undefined reference to `sincos'
   
3. ubgears.c:(.text.unlikely+0x66e): undefined reference to `sincos'
   
4. ubgears.c:(.text.unlikely+0x6d7): undefined reference to `sincos'
   
5. ubgears.c:(.text.unlikely+0x732): undefined reference to `sincos'
   
6. /tmp/ccRLinpf.o:ubgears.c:(.text.unlikely+0x789): more undefined references to `sincos' follow
   
7. /tmp/ccRLinpf.o: In function `gear.constprop.1':
   
8. ubgears.c:(.text.unlikely+0xfbd): undefined reference to `sincosf'
   
9. ubgears.c:(.text.unlikely+0x1012): undefined reference to `sincos'
   
10. collect2: ld returned 1 exit status

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错误如上。- -貌似是编译时候无法连接sin cos 头文件？咋回事？

恋爱ing

如何

404

include math.h的头文件没有?

编译参数加了-lm没有?

编译前沐浴焚香拜过咩咩没有?

flydon

404 发表于 2013-6-7 12:58
include math.h的头文件没有?

编译参数加了-lm没有?

include了。 也lm了。。

flydon

单手摘月 发表于 2013-6-7 13:13
sin cos?

谁知道是啥玩意。