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@@ -72,6 +72,41 @@ jobs:
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with:
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swap-size-gb: 25 # 10-24 GB is common for heavy LTO
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# swap-space-path: /mnt/swapfile # optional
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+
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+ - name: Install ccache
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+ run: sudo apt-get update && sudo apt-get install -y ccache
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+
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+ - name: Parse branch for hierarchical cache keys
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+ run: |
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+ FULL_BRANCH="${{ inputs.branch }}"
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+ echo "FULL_BRANCH=$FULL_BRANCH" >> $GITHUB_ENV
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+
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+ BASE_BRANCH=$(echo "$FULL_BRANCH" | sed -E 's/(-bit[0-9]+.*$)|(-bit.*$)//i')
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+ echo "BASE_BRANCH=$BASE_BRANCH" >> $GITHUB_ENV
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+
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+ - name: Setup ccache
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+ uses: hendrikmuhs/ccache-action@v1.2
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+ with:
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+ max-size: "10G"
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+ key: ccache-${{ runner.os }}-${{ env.BASE_BRANCH }}
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+ restore-keys: |
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+ ccache-${{ runner.os }}-${{ env.BASE_BRANCH }}
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+
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+ - name: Export ccache + determinism
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+ run: |
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+ echo "CCACHE_DIR=${{ github.workspace }}/.ccache" >> $GITHUB_ENV
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+ echo "CCACHE_COMPRESS=true" >> $GITHUB_ENV
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+ echo "CCACHE_COMPRESSLEVEL=6" >> $GITHUB_ENV
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+ echo "CCACHE_CPP2=true" >> $GITHUB_ENV
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+ echo "CCACHE_BASEDIR=$GITHUB_WORKSPACE" >> $GITHUB_ENV
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+ echo "KBUILD_BUILD_TIMESTAMP=2020-01-01" >> $GITHUB_ENV
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+ echo "KBUILD_BUILD_VERSION=1" >> $GITHUB_ENV
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+
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+ - name: Ensure ccache is used
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+ run: |
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+ echo 'export PATH="/usr/lib/ccache:$PATH"' >> $GITHUB_ENV
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+ echo 'export CC="ccache clang"' >> $GITHUB_ENV
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+ echo 'export CXX="ccache clang++"' >> $GITHUB_ENV
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- name: Set CONFIG Environment Variable
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run: |
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jimsterino98