make failed about orb_slam3

[ns15417]

you didn't state you problem clearly, you should post the exact error, not here the filename

[belal-ibrahim]

 |                   ^

/home/beraru/ORB_SLAM3/src/Optimizer.cc: In static member function ‘static int ORB_SLAM3::Optimizer::PoseInertialOptimizationLastKeyFrame(ORB_SLAM3::Frame*, bool)’:
/home/beraru/ORB_SLAM3/src/Optimizer.cc:7706:10: warning: unused variable ‘bOut’ [-Wunused-variable]
7706 | bool bOut = false;
| ^~~~
/home/beraru/ORB_SLAM3/src/LocalMapping.cc: In member function ‘void ORB_SLAM3::LocalMapping::KeyFrameCulling()’:
/home/beraru/ORB_SLAM3/src/LocalMapping.cc:1057:48: warning: ‘last_ID’ may be used uninitialized in this function [-Wmaybe-uninitialized]
1057 | if((bInitImu && (pKF->mnId<last_ID) && t<3.) || (t<0.5))
| ^~~~~~~
make[2]: *** [CMakeFiles/ORB_SLAM3.dir/build.make:102: CMakeFiles/ORB_SLAM3.dir/src/LoopClosing.cc.o] Error 1
/home/beraru/ORB_SLAM3/src/Tracking.cc: In member function ‘void ORB_SLAM3::Tracking::Track()’:
/home/beraru/ORB_SLAM3/src/Tracking.cc:1155:13: warning: ‘bOK’ may be used uninitialized in this function [-Wmaybe-uninitialized]
1155 | if(bOK)
| ^~
make[2]: *** [CMakeFiles/ORB_SLAM3.dir/build.make:232: CMakeFiles/ORB_SLAM3.dir/src/Optimizer.cc.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:390: CMakeFiles/ORB_SLAM3.dir/all] Error 2
make: *** [Makefile:84: all] Error 2

[jj-gomez]

Hi @zhaishilin, unfortunately you didn't provide enough information about your error. Could you please post the full output when you try to build the library?