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程序内容
/////////////////////////////////////////////
// Name: hello //
// Author: libertine //
// Data: 2005/07/10 //
/////////////////////////////////////////////
#include "iostream"
using namespace std;
int main()
{
cout<<"hello world"<<endl;
return 0;
}
~
gcc hello.cpp
然后是出错信息
/tmp/ccKD7fzw.o(.text+0x25): In function `main':
hello.cpp: undefined reference to `std::cout'
/tmp/ccKD7fzw.o(.text+0x2a):hello.cpp: undefined reference to `std::basic_ostream<char, std::char_traits<char> >& std: perator<< <std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*)'
/tmp/ccKD7fzw.o(.text+0x35):hello.cpp: undefined reference to `std::basic_ostream<char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&)'
/tmp/ccKD7fzw.o(.text+0x3b):hello.cpp: undefined reference to `std::basic_ostream<char, std::char_traits<char> >: perator<<(std::basic_ostream<char, std::char_traits<char> >& (*)(std::basic_ostream<char, std::char_traits<char> >&))'
/tmp/ccKD7fzw.o(.text+0x59): In function `__tcf_0':
hello.cpp: undefined reference to `std::ios_base::Init::~Init()'
/tmp/ccKD7fzw.o(.text+0x86): In function `__static_initialization_and_destruction_0(int, int)':
hello.cpp: undefined reference to `std::ios_base::Init::Init()'
/tmp/ccKD7fzw.o(.eh_frame+0x11): undefined reference to `__gxx_personality_v0'
collect2: ld 返回 1
然后实验了 g++ -o hello hello.cpp
成功
发现原来c++要用g++指明,不能用gcc来个模糊的编译呀
以前在win下真是不知道呢
呵呵
学习了东西,爽。 |
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