caffe make的时候出错:src/caffe/util/math_functions.cu(140): error: calling a host function("std::signbit

本文解决了一个在使用Caffe框架时遇到的错误:在math_functions.cu文件中的sgnbit_kernel函数调用std::signbit导致的问题。通过修改源代码中的using声明并直接在函数体内使用std::signbit解决问题。
转自:http://blog.youkuaiyun.com/u013476464/article/details/38071075

error提示“src/caffe/util/math_functions.cu(140): error: calling a host function("std::signbit ") from a globalfunction("caffe::sgnbit_kernel ") is not allowed

解决办法:
修改  ./include/caffe/util/math_functions.hpp 224行
删除(注释):using std::signbit;
修改:DEFINE_CAFFE_CPU_UNARY_FUNC(sgnbit, y[i] = signbit(x[i]));
为:DEFINE_CAFFE_CPU_UNARY_FUNC(sgnbit, y[i] = std::signbit(x[i]));
这个方法感谢网友:嗆熱DJ$998。


这个解决办法,亲测可用。。。
-- Build files have been written to: /root/Workspace/openpose/build/caffe/src/openpose_lib-build [ 75%] Performing build step for 'openpose_lib' [ 1%] Running C++/Python protocol buffer compiler on /root/Workspace/openpose/3rdparty/caffe/src/caffe/proto/caffe.proto [ 1%] Building CXX object src/caffe/CMakeFiles/caffeproto.dir/__/__/include/caffe/proto/caffe.pb.cc.o [ 1%] Linking CXX static library ../../lib/libcaffeproto.a [ 1%] Built target caffeproto [ 1%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/util/cuda_compile_1_generated_math_functions.cu.o [ 1%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_absval_layer.cu.o [ 2%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_base_data_layer.cu.o [ 2%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_accuracy_layer.cu.o [ 2%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_batch_norm_layer.cu.o [ 2%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_batch_reindex_layer.cu.o [ 4%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_bnll_layer.cu.o [ 4%] Building NVCC (Device) object src/caffe/CMakeFiles/cuda_compile_1.dir/layers/cuda_compile_1_generated_bias_layer.cu.o In file included from /root/Workspace/openpose/3rdparty/caffe/src/caffe/util/math_functions.cu:1: /usr/local/cuda-11.8/include/math_functions.h:54:2: warning: #warning "math_functions.h is an internal header file and must not be used directly. This file will be removed in a future CUDA release. Please use cuda_runtime_api.h or cuda_runtime.h instead." [-Wcpp] 54 | #warning "math_functions.h is an internal header file and must not be used directly. This file will be removed in a future CUDA release.
最新发布
03-15
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