llvm gold build

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Binutils Building

Download binutils source code

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git clone --depth 1 git://sourceware.org/git/binutils-gdb.git binutils

Build binutils

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mkdir build
cd build
../binutils/configure --enable-gold --enable-plugins --disable-werror
sudo make install

LLVMgold.so build

Download LLVM source code

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https://github.com/llvm-mirror/llvm.git

Build LLVM with gold-plugin

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mkdir build
cd build
cmake ../llvm -DLLVM_BINUTILS_INCDIR="path/to/binutils/include"
make -j($nproc)

And the LLVMgold.so will appear in the lib folder.

Copy

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sudo cp lib/LLVMgold.so /usr/local/lib
sudo mkdir /usr/lib/bfd-plugins
sudo cp lib/LLVMgold.so /usr/lib/bfd-plugins
sudo cp lib/libLTO.so /usr/lib/bfd-plugins