error when make in fast

[Lucksong]

/usr/local/bin/cmake -H/home/sensetime/SVO/fast -B/home/sensetime/SVO/fast/build --check-build-system CMakeFiles/Makefile.cmake 0
/usr/local/bin/cmake -E cmake_progress_start /home/sensetime/SVO/fast/build/CMakeFiles /home/sensetime/SVO/fast/build/CMakeFiles/progress.marks
make -f CMakeFiles/Makefile2 all
make[1]: Entering directory '/home/sensetime/SVO/fast/build'
make -f CMakeFiles/fast.dir/build.make CMakeFiles/fast.dir/depend
make[2]: Entering directory '/home/sensetime/SVO/fast/build'
cd /home/sensetime/SVO/fast/build && /usr/local/bin/cmake -E cmake_depends "Unix Makefiles" /home/sensetime/SVO/fast /home/sensetime/SVO/fast /home/sensetime/SVO/fast/build /home/sensetime/SVO/fast/build /home/sensetime/SVO/fast/build/CMakeFiles/fast.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/home/sensetime/SVO/fast/build'
make -f CMakeFiles/fast.dir/build.make CMakeFiles/fast.dir/build
make[2]: Entering directory '/home/sensetime/SVO/fast/build'
make[2]: Nothing to be done for 'CMakeFiles/fast.dir/build'.
make[2]: Leaving directory '/home/sensetime/SVO/fast/build'
[ 66%] Built target fast
make -f CMakeFiles/fast_test.dir/build.make CMakeFiles/fast_test.dir/depend
make[2]: Entering directory '/home/sensetime/SVO/fast/build'
cd /home/sensetime/SVO/fast/build && /usr/local/bin/cmake -E cmake_depends "Unix Makefiles" /home/sensetime/SVO/fast /home/sensetime/SVO/fast /home/sensetime/SVO/fast/build /home/sensetime/SVO/fast/build /home/sensetime/SVO/fast/build/CMakeFiles/fast_test.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/home/sensetime/SVO/fast/build'
make -f CMakeFiles/fast_test.dir/build.make CMakeFiles/fast_test.dir/build
make[2]: Entering directory '/home/sensetime/SVO/fast/build'
[ 83%] Building CXX object CMakeFiles/fast_test.dir/test/test.cpp.o
/usr/bin/c++ -DTEST_DATA_DIR="/home/sensetime/SVO/fast/test/data" -I/home/sensetime/SVO/fast/include -I/home/sensetime/SVO/fast/src -I/usr/include/opencv -Wall -Werror -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unknown-pragmas -Wall -Werror -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unknown-pragmas -O3 -o CMakeFiles/fast_test.dir/test/test.cpp.o -c /home/sensetime/SVO/fast/test/test.cpp
[100%] Linking CXX executable fast_test
/usr/local/bin/cmake -E cmake_link_script CMakeFiles/fast_test.dir/link.txt --verbose=1
/usr/bin/c++ -Wall -Werror -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unknown-pragmas -Wall -Werror -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unknown-pragmas -O3 -rdynamic CMakeFiles/fast_test.dir/test/test.cpp.o -o fast_test -Wl,-rpath,/home/sensetime/SVO/fast/build /usr/lib/x86_64-linux-gnu/libopencv_videostab.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_ts.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_superres.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_stitching.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_ocl.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_gpu.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_contrib.so.2.4.9 libfast.so /usr/lib/x86_64-linux-gnu/libopencv_photo.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_legacy.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_video.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_objdetect.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_ml.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_calib3d.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_features2d.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_highgui.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_imgproc.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_flann.so.2.4.9 /usr/lib/x86_64-linux-gnu/libopencv_core.so.2.4.9
CMakeFiles/fast_test.dir/test/test.cpp.o: In function main': test.cpp:(.text.startup+0x4c2): undefined reference to fast::fast_corner_detect_10_sse2(unsigned char const*, int, int, int, short, std::vector<fast::fast_xy, std::allocatorfast::fast_xy >&)'

collect2: error: ld returned 1 exit status

CMakeFiles/fast_test.dir/build.make:116: recipe for target 'fast_test' failed
make[2]: *** [fast_test] Error 1
make[2]: Leaving directory '/home/sensetime/SVO/fast/build'
CMakeFiles/Makefile2:107: recipe for target 'CMakeFiles/fast_test.dir/all' failed
make[1]: *** [CMakeFiles/fast_test.dir/all] Error 2
make[1]: Leaving directory '/home/sensetime/SVO/fast/build'
Makefile:132: recipe for target 'all' failed
make: *** [all] Error 2