[Build] Cross Compiling for armv7(hisi platform) got "redefined" error.

[Alnlll]

1. System Info

• Host : Linux 4.15.0-47-generic Typo in hpp file. #50~16.04.1-Ubuntu SMP x86_64 GNU/Linux
• Target: Linux 4.9.37 improve README format: new line for QR code #2 SMP armv7l GNU/Linux
• Compiler: arm-himix200-linux-XX

2. Operation

cd path/to/MNN
./schema/generate.sh

mkdir build
cmake .. -DCMAKE_SYSTEM_NAME=Linux -DCMAKE_SYSTEM_VERSION=1 -DCMAKE_SYSTEM_PROCESSOR=armv7 -DCMAKE_C_COMPILER=path/to/arm-himix200-linux-gcc -DCMAKE_CXX_COMPILER=path/to/arm-himix200-linux-g++

make -j4

Problem

All files were compiled but got some redefination errors for linking:

CMakeFiles/MNN.dir/source/backend/cpu/arm/arm32/MNNAddBias.S.o: In function `MNNAddBias':
(.text+0x0): multiple definition of `MNNAddBias'
CMakeFiles/MNN.dir/source/backend/cpu/compute/CommonOptFunction.cpp.o:CommonOptFunction.cpp:(.text.MNNAddBias+0x0): first defined here
CMakeFiles/MNN.dir/source/backend/cpu/arm/arm32/MNNAddBiasRelu.S.o: In function `MNNAddBiasRelu':
(.text+0x0): multiple definition of `MNNAddBiasRelu'
CMakeFiles/MNN.dir/source/backend/cpu/compute/CommonOptFunction.cpp.o:CommonOptFunction.cpp:(.text.MNNAddBiasRelu+0x0): first defined here

...

collect2: error: ld returned 1 exit status
CMakeFiles/MNN.dir/build.make:3533: recipe for target 'libMNN.so' failed
make[2]: *** [libMNN.so] Error 1
CMakeFiles/Makefile2:72: recipe for target 'CMakeFiles/MNN.dir/all' failed
make[1]: *** [CMakeFiles/MNN.dir/all] Error 2
Makefile:129: recipe for target 'all' failed
make: *** [all] Error 2

[Alnlll]

Tried script in MNN/project/cross-compile, that just works well, So I'll close this.

Nice work, by the way.

[850977164]

I'm executing cmake..The -dmnn_build_converter =true && make -j4 command appears，what should I do