8fed655df8
Change-Id: I2305595eeacc6ed7f8b264b85d6a8c33823c77eb Reviewed-on: https://skia-review.googlesource.com/61700 Reviewed-by: Yuqian Li <liyuqian@google.com>
72 lines
1.8 KiB
Markdown
72 lines
1.8 KiB
Markdown
MSAN, ASAN, & TSAN
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==================
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*Testing Skia with memory, address, and thread santizers.*
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Downloading Clang Binaries (Googlers Only)
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------------------------------------------
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CLANGDIR="${HOME}/clang"
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python infra/bots/assets/clang_linux/download.py -t $CLANGDIR
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Building Clang from scratch
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---------------------------
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CLANGDIR="${HOME}/clang"
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python tools/git-sync-deps
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CC= CXX= infra/bots/assets/clang_linux/create.py -t "$CLANGDIR"
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Configure and Compile Skia with MSAN
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------------------------------------
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CLANGDIR="${HOME}/clang"
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mkdir -p out/msan
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cat > out/msan/args.gn <<- EOF
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cc = "${CLANGDIR}/bin/clang"
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cxx = "${CLANGDIR}/bin/clang++"
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extra_cflags = [ "-B${CLANGDIR}/bin" ]
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extra_ldflags = [ "-B${CLANGDIR}/bin", "-fuse-ld=lld", "-L${CLANGDIR}/msan" ]
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sanitize = "MSAN"
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skia_use_fontconfig = false
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EOF
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python tools/git-sync-deps
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bin/gn gen out/msan
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ninja -C out/msan
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When you run a binary built with MSAN, make sure you force it to use our
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MSAN-instrumented libc++:
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env LD_LIBRARY_PATH=$CLANGDIR/msan out/dm ...
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Configure and Compile Skia with ASAN
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------------------------------------
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CLANGDIR="${HOME}/clang"
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mkdir -p out/asan
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cat > out/asan/args.gn <<- EOF
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cc = "${CLANGDIR}/bin/clang"
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cxx = "${CLANGDIR}/bin/clang++"
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sanitize = "ASAN"
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EOF
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python tools/git-sync-deps
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bin/gn gen out/asan
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ninja -C out/asan
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Configure and Compile Skia with TSAN
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------------------------------------
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CLANGDIR="${HOME}/clang"
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mkdir -p out/tsan
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cat > out/tsan/args.gn <<- EOF
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cc = "${CLANGDIR}/bin/clang"
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cxx = "${CLANGDIR}/bin/clang++"
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sanitize = "TSAN"
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is_debug = false
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EOF
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python tools/git-sync-deps
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bin/gn gen out/tsan
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ninja -C out/tsan
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