[英]When trying to code in C++ I get a long string of errors like “/tmp/ccloHU4h.o:dad.cpp:(.text+0x5c): undefined reference to `std::cout'”
The full error is 完整的错误是
/tmp/ccloHU4h.o:dad.cpp:(.text+0x28): undefined reference to `___gxx_personality _sj0'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x5c): undefined reference to `std::cout'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x68): undefined reference to `std::basic_ostream <char, std::char_traits<char> >& std::operator<< <std::char_traits<char> >(std:: basic_ostream<char, std::char_traits<char> >&, char const*)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x70): undefined reference to `std::basic_ostream <char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::b asic_ostream<char, std::char_traits<char> >&)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x78): undefined reference to `std::basic_ostream <char, std::char_traits<char> >::operator<<(std::basic_ostream<char, std::char_t raits<char> >& (*)(std::basic_ostream<char, std::char_traits<char> >&))'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x86): undefined reference to `std::cin'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x8b): undefined reference to `std::basic_istream <char, std::char_traits<char> >::operator>>(int&)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x9a): undefined reference to `std::cout'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x9f): undefined reference to `std::basic_ostream <char, std::char_traits<char> >& std::operator<< <std::char_traits<char> >(std:: basic_ostream<char, std::char_traits<char> >&, char const*)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xa7): undefined reference to `std::basic_ostream <char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::b asic_ostream<char, std::char_traits<char> >&)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xaf): undefined reference to `std::basic_ostream <char, std::char_traits<char> >::operator<<(std::basic_ostream<char, std::char_t raits<char> >& (*)(std::basic_ostream<char, std::char_traits<char> >&))'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xba): undefined reference to `std::__cxx11::basi c_string<char, std::char_traits<char>, std::allocator<char> >::basic_string()'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xc8): undefined reference to `std::cin'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xd4): undefined reference to `std::basic_istream <char, std::char_traits<char> >& std::operator>><char, std::char_traits<char>, s td::allocator<char> >(std::basic_istream<char, std::char_traits<char> >&, std::_ _cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xe2): undefined reference to `std::cout'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xe7): undefined reference to `std::basic_ostream <char, std::char_traits<char> >& std::operator<< <char, std::char_traits<char>, std::allocator<char> >(std::basic_ostream<char, std::char_traits<char> >&, std:: __cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const &)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0xf7): undefined reference to `std::basic_ostream <char, std::char_traits<char> >& std::operator<< <std::char_traits<char> >(std:: basic_ostream<char, std::char_traits<char> >&, char const*)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x108): undefined reference to `std::basic_ostrea m<char, std::char_traits<char> >& std::operator<< <char, std::char_traits<char>, std::allocator<char> >(std::basic_ostream<char, std::char_traits<char> >&, std: :__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > cons t&)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x118): undefined reference to `std::basic_ostrea m<char, std::char_traits<char> >& std::operator<< <std::char_traits<char> >(std: :basic_ostream<char, std::char_traits<char> >&, char const*)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x120): undefined reference to `std::basic_ostrea m<char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std:: basic_ostream<char, std::char_traits<char> >&)'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x128): undefined reference to `std::basic_ostrea m<char, std::char_traits<char> >::operator<<(std::basic_ostream<char, std::char_ traits<char> >& (*)(std::basic_ostream<char, std::char_traits<char> >&))'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x13a): undefined reference to `std::__cxx11::bas ic_string<char, std::char_traits<char>, std::allocator<char> >::~basic_string()'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x156): undefined reference to `std::__cxx11::bas ic_string<char, std::char_traits<char>, std::allocator<char> >::~basic_string()'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x19f): undefined reference to `std::ios_base::In it::Init()'
/tmp/ccloHU4h.o:dad.cpp:(.text+0x1b6): undefined reference to `std::ios_base::In it::~Init()'
collect2: error: ld returned 1 exit status
This happens when using gcc and typing gcc "file name" -o "file name without .cpp" I had 当使用gcc并输入gcc“文件名”-o“没有.cpp的文件名”时会发生这种情况
#include <iostream>
#include <string>
using namespace std;
included in the code. 包含在代码中。
also I am very new to coding, so if its a simple problem, please don't think it's a joke. 我也很擅长编码,所以如果它是一个简单的问题,请不要认为这是一个笑话。 I actually need help.
我其实需要帮助。
You need to link with g++
, not gcc
. 你需要链接
g++
,而不是gcc
。 The gcc
compiler driver will compile C++ sources, but it will link them only with the C standard library, so a lot of C++-only functionality will not work. gcc
编译器驱动程序将编译C ++源代码,但它只将它们与C标准库链接起来,因此很多只有C ++的功能都不起作用。
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