问题描述
我知道有很多关于此类错误的问题,但我找不到解决我的问题的方法。我已通过 cmake
下载并安装了犰狳库。
我正在尝试编译示例代码:
#include <iostream>
#include <armadillo>
using namespace std;
using namespace arma;
int main()
{
mat A(4,5,fill::randu);
mat B(4,fill::randu);
cout << A*B.t() << endl;
return 0;
}
使用库文档中建议的命令 g++ example.cpp -o example -std=c++14 -larmadillo
。此外,我已经成功地安装了 lapack
和 blas
以及类似 apt install liblapack-dev
和类似命令的命令。
但我收到以下复杂错误:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_dposv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_cposv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_spotri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_dgetrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_cgetri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_dpotri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_sgesv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_sgetrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_sposv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_cgesv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_cgetrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_zgetri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_cpotri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_zpotrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_zgesv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_spotrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_dgetri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_zposv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_dgesv'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_cpotrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_zpotri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_dpotrf'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_sgetri'
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/libarmadillo.so: undefined reference to `clapack_zgetrf'
collect2: error: ld returned 1 exit status
我还尝试仅使用包含犰狳的 hello world
文件修改代码,并且编译没有问题。另外,如果我只使用充满零或一的矩阵并且我想打印它们,则没有问题。就像犰狳无法与相关库通信。
解决方法
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