Failed to compile with GCC 11

[Neutron3529]

Description

It might be a bug with oneDNN, but which affect mxnet in a surprising way:
since std::thread::id does no have a != operator in GCC 11, oneDNN failed to compile, when try to solving such problem by switch the gcc version to 10, another error occurs:

FAILED: im2rec
: && /opt/cuda/bin/g++ -D_FORTIFY_SOURCE=2 -march=x86-64 -mtune=generic -O2 -pipe -fno-plt -D_FORTIFY_SOURCE=2 -march=x86-64 -mtune=generic -O2 -pipe -fno-plt -Wall -Wno-unknown-pragmas -Wno-sign-compare -O3 -std=c++11 -Wl,-O1,--sort-common,--as-needed,-z,relro,-z,now CMakeFiles/im2rec.dir/tools/im2rec.cc.o -o im2rec -L/opt/cuda/lib64   -L/opt/cuda/targets/x86_64-linux/lib/stubs   -L/opt/cuda/targets/x86_64-linux/lib -Wl,-rpath,/opt/cuda/lib64/stubs:/opt/cuda/lib64:/home/gnaggnoyil-wsl/.cache/yay/mxnet/src/mxnet-cuda/build/3rdparty/openmp/runtime/src  -Wl,--whole-archive  libmxnet.a  -Wl,--no-whole-archive  -lcblas  -fopenmp  /usr/lib/librt.so  3rdparty/openmp/runtime/src/libomp.so  -lpthread  -llapack
  /usr/lib/libcudnn.so  -lcuda  /lib/libnccl.so  /usr/lib/libopencv_highgui.so.4.5.2  3rdparty/dmlc-core/libdmlc.a  /usr/lib/libopencv_videoio.so.4.5.2  /usr/lib/libopencv_imgcodecs.so.4.5.2  /usr/lib/libopencv_imgproc.so.4.5.2  /usr/lib/libopencv_core.so.4.5.2  -lpthread  /opt/cuda/lib64/libcudart.so  /opt/cuda/lib64/stubs/libcufft.so  /opt/cuda/lib64/stubs/libcublas.so  /opt/cuda/lib64/stubs/libcusolver.so  /opt/cuda/lib64/stubs/libcusparse.so  /opt/cuda/lib64/stubs/libcurand.so  /opt/cuda/lib64/stubs/libnvrtc.so  /opt/cuda/lib64/stubs/libcuda.so  /opt/cuda/lib64/libnvToolsExt.so  -ldl  -lrt  -lcudadevrt  -lcudart_static  -lrt  -lpthread  -ldl && :
/usr/sbin/ld: /usr/lib/libopencv_core.so.4.5.2: undefined reference to `std::__exception_ptr::exception_ptr::_M_release()@CXXABI_1.3.13'
/usr/sbin/ld: /usr/lib/libopencv_imgcodecs.so.4.5.2: undefined reference to `std::__throw_bad_array_new_length()@GLIBCXX_3.4.29'
/usr/sbin/ld: /usr/lib/libopencv_core.so.4.5.2: undefined reference to `std::__exception_ptr::exception_ptr::_M_addref()@CXXABI_1.3.13'

I have submitted a PR about the miscompile of oneDNN, this issue is only intend to tell mxnet team to update the oneDNN's version.

[hubutui]

this opencv error might related to the gcc version you used to compile opencv and mxnet.
ArchLinux uses the latest gcc by default, so the pkg opencv is compiled with gcc 11, but you compile mxnet with gcc 10. Maybe compiling opencv and mxnet with the same gcc version might fix it. Or you could disable USE_OPENCV.

[anko-intel]

@mxnet-label-bot MKLDNN

[mozga-intel]

@mxnet-label-bot add [MKLDNN]

[anko-intel]

@mxnet-label-bot add [MKLDNN]

[Neutron3529]

This problem was fixed by upgrade oneDNN to v2.2.3 (PR #20345)
Thus, no more things to do.