C: undefined reference to inline function Ask Question Asked3 years, 1 month ago Modified1 year, 7 months ago Viewed3k times 2 Since my last question was closed because of bad code style and typo, I reviewed it and ask for help again. ...
如果将函数的实现放在cpp文件中,并且标记为inline, 那么该函数对其他编译单元不可见(类似static的效果),也就是其他cpp文件不能链接该函数库,这就是标题中出现的 … undefined reference to … 问题原因就是,编译器在编译一个inline函数时,需要知道其完整定义,如果编译器在本编译单元找不到inline函数定义就会报错(inli...
3 Undefined reference to 'function' error in C 0 Undefined reference to function - Including header file 8 Linker error inline function 9 C99 referring to inline function: undefined reference to XXX and why should I put it to header? 0 undefined referance to function included in header ...
inline函数需要是internal linkage,而函数默认是具备external linkage,此类函数是无法标识为inline,编译时会出现错误,gcc会提示“undefined reference to xxx”。所以使用inline时,一般要与static标识符一起使用。 实现 1//header.h2#include <stdio.h>3inlinestaticvoidinline_function() {4printf("inline function\n")...
of an inline function are the same in C++ but distinct in C. - 引自 cppreference,...
[root@node1 minproject]# gcc main.c proj.c In file included from main.c:4: proj.h:3:13: 警告:‘fun’使用过但从未定义 3 | static void fun(void);#这里是运行错误 | ^~~ /usr/bin/ld: /tmp/ccVlu3p6.o: in function `main': main.c:(.text+0x21): undefined reference to `fun...
/tmp/ccDjB9kK.o: In function `is_prime': prime_estimate.c:(.text+0x1f): undefined reference to `sqrt' collect2: ld returned 1 exit status 上述错误是在使用gcc的时候产生的,编译命令为: gcc my_prime_est.h prime_estimate.c prime_est_main.c ...
If an inline function is defined differently in different translation units, the behavior is undefined.The inline specifier cannot be used with a function declaration at block scope (inside another function)The inline specifier cannot re-declare a function that was already defined in the translation ...
根据手册，传递-std=gnu11将启用C99而不是GNU内联语义。这意味着inline、static inline和extern inline的...
/usr/local/mysql/lib/mysql/libmysqlclient.a(charset.c.o): In function `get_charset_name': /home/zhangsan/mysql-5.5.24/mysys/charset.c:533: undefined reference to `pthread_once' 3) 下面这个是因为没有指定链接参数-lrt /usr/local/thirdparty/curl/lib/libcurl.a(libcurl_la-timeval.o): In fu...