/usr/bin/ld: .build_release/tools/alignment_tools.o: undefined reference to symbol 'omp_get_thread_num@@OMP_1.0'

问题：/usr/bin/ld: .build_release/tools/alignment_tools.o: undefined reference to symbol 'omp_get_thread_num@@OMP_1.0'

解决：在Makefile中添加openmp链接库命令

LINKFLAGS += -fopenmp -pthread -fPIC $(COMMON_FLAGS) $(WARNINGS) -std=c++11