Linux编译提示[-Werror=uninitialized]错误

博客介绍了Linux源码编译时出现'may be used uninitialized in this function [-Werror=uninitialized]'提示的原因,是添加了-Werror选项将警告转为错误。解决办法是在源码根目录中找到并删除-Werror选项。
  1. 简介
    在进行linux源码编译时提示may be used uninitialized in this function [-Werror=uninitialized],原因是添加了-Werror选项把警告提示为错误;
  2. 解决
    在源码根目录中找到-Werror选项并删除即可;
55/387] Building CXX object CMakeFile...rajectory_connectivity_state_test.cc.o FAILED: CMakeFiles/cartographer.mapping.internal.trajectory_connectivity_state_test.dir/cartographer/mapping/internal/trajectory_connectivity_state_test.cc.o /usr/bin/c++ -DBOOST_ALL_NO_LIB -DBOOST_IOSTREAMS_DYN_LINK -DGFLAGS_IS_A_DLL=0 -I/home/james/cartographer_ws/src/cartographer/cartographer -I. -I/home/james/cartographer_ws/src/cartographer -isystem /usr/src/googletest/googlemock/include -isystem /usr/include/eigen3 -isystem /usr/include/lua5.3 -isystem /usr/src/googletest/googlemock -isystem /usr/src/googletest/googletest/include -isystem /usr/src/googletest/googletest -O3 -DNDEBUG -pthread -fPIC -Wall -Wpedantic -Werror=format-security -Werror=missing-braces -Werror=reorder -Werror=return-type -Werror=switch -Werror=uninitialized -O3 -DNDEBUG -pthread -fPIC -Wall -Wpedantic -Werror=format-security -Werror=missing-braces -Werror=reorder -Werror=return-type -Werror=switch -Werror=uninitialized -O3 -DNDEBUG -DGTEST_HAS_PTHREAD=1 -MD -MT CMakeFiles/cartographer.mapping.internal.trajectory_connectivity_state_test.dir/cartographer/mapping/internal/trajectory_connectivity_state_test.cc.o -MF CMakeFiles/cartographer.mapping.internal.trajectory_connectivity_state_test.dir/cartographer/mapping/internal/trajectory_connectivity_state_test.cc.o.d -o CMakeFiles/cartographer.mapping.internal.trajectory_connectivity_state_test.dir/cartographer/mapping/internal/trajectory_connectivity_state_test.cc.o -c /home/james/cartographer_ws/src/cartographer/cartographer/mapping/internal/trajectory_connectivity_state_test.cc
03-29
PyTorch built with: - GCC 9.4 - C++ Version: 201703 - OpenMP 201511 (a.k.a. OpenMP 4.5) - LAPACK is enabled (usually provided by MKL) - NNPACK is enabled - CPU capability usage: NO AVX - Build settings: BLAS_INFO=open, BUILD_TYPE=Release, CUDA_VERSION=11.4, CUDNN_VERSION=8.6.0, CXX_COMPILER=/usr/bin/c++, CXX_FLAGS= -D_GLIBCXX_USE_CXX11_ABI=1 -fvisibility-inlines-hidden -DUSE_PTHREADPOOL -DNDEBUG -DSYMBOLICATE_MOBILE_DEBUG_HANDLE -O2 -fPIC -Wall -Wextra -Werror=return-type -Werror=non-virtual-dtor -Werror=bool-operation -Wnarrowing -Wno-missing-field-initializers -Wno-type-limits -Wno-array-bounds -Wno-unknown-pragmas -Wno-unused-parameter -Wno-unused-function -Wno-unused-result -Wno-strict-overflow -Wno-strict-aliasing -Wno-stringop-overflow -Wno-psabi -Wno-error=pedantic -Wno-error=old-style-cast -Wno-invalid-partial-specialization -Wno-unused-private-field -Wno-aligned-allocation-unavailable -Wno-missing-braces -fdiagnostics-color=always -faligned-new -Wno-unused-but-set-variable -Wno-maybe-uninitialized -fno-math-errno -fno-trapping-math -Werror=format -Werror=cast-function-type -Wno-stringop-overflow, LAPACK_INFO=open, TORCH_DISABLE_GPU_ASSERTS=ON, TORCH_VERSION=2.1.0, USE_CUDA=ON, USE_CUDNN=ON, USE_EIGEN_FOR_BLAS=ON, USE_EXCEPTION_PTR=1, USE_GFLAGS=OFF, USE_GLOG=OFF, USE_MKL=OFF, USE_MKLDNN=OFF, USE_MPI=OFF, USE_NCCL=0, USE_NNPACK=1, USE_OPENMP=ON, USE_ROCM=OFF, (pytorch) jetson@ubuntu:~/miniforge3/envs/pytorch$ ls /usr/local/cuda bin doc extras lib64 README tools compat DOCS gds nvml share version.json compute-sanitizer EULA.txt include nvvm targets (pytorch) jetson@ubuntu:~/miniforge3/envs/pytorch$ nvcc --version 2>/dev/null || echo "nvcc not found, checking alternative methods" nvcc: NVIDIA (R) Cuda compiler driver Copyright (c) 2005-2024 NVIDIA Corporation Built on Tue_Oct_29_23:53:06_PDT_2024 Cuda compilation tools, release 12.6, V12.6.85 Build cuda_12.6.r12.6/compiler.35059454_0 获取到以上信息,并且nvidia命令无法使用,帮我解决问题
09-05
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