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[compiler-rt] Install libc++ and libc++abi in build_symbolizer.sh #123104

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Merged
merged 2 commits into from
Jan 15, 2025
Merged

[compiler-rt] Install libc++ and libc++abi in build_symbolizer.sh #123104

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[compiler-rt] Install libc++ and libc++abi in build_symbolizer.sh
arichardson Jan 15, 2025
25df7f8
Update compiler-rt/lib/sanitizer_common/symbolizer/scripts/build_symb…
arichardson Jan 15, 2025
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14 changes: 8 additions & 6 deletions compiler-rt/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,7 @@ cd $BUILD_DIR

ZLIB_BUILD=${BUILD_DIR}/zlib
LIBCXX_BUILD=${BUILD_DIR}/libcxx
LIBCXX_INSTALL=${BUILD_DIR}/libcxx-install
LLVM_BUILD=${BUILD_DIR}/llvm
SYMBOLIZER_BUILD=${BUILD_DIR}/symbolizer

Expand Down Expand Up @@ -87,11 +88,12 @@ make -j libz.a

# Build and install libcxxabi and libcxx.
if [[ ! -f ${LLVM_BUILD}/build.ninja ]]; then
rm -rf ${LIBCXX_BUILD}
mkdir -p ${LIBCXX_BUILD}
rm -rf "${LIBCXX_BUILD}" "${LIBCXX_INSTALL}"
mkdir -p ${LIBCXX_BUILD} ${LIBCXX_INSTALL}
cd ${LIBCXX_BUILD}
LIBCXX_FLAGS="${FLAGS} -Wno-macro-redefined"
cmake -GNinja \
-DCMAKE_INSTALL_PREFIX="${LIBCXX_INSTALL}" \
-DLLVM_ENABLE_RUNTIMES="libcxx;libcxxabi" \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_C_COMPILER_WORKS=ON \
Expand All @@ -114,11 +116,11 @@ if [[ ! -f ${LLVM_BUILD}/build.ninja ]]; then
$LLVM_SRC/../runtimes
fi
cd ${LIBCXX_BUILD}
ninja cxx cxxabi
ninja cxx cxxabi && ninja install-cxx install-cxxabi

FLAGS="${FLAGS} -fno-rtti -fno-exceptions"
LLVM_CFLAGS="${FLAGS} -Wno-global-constructors"
LLVM_CXXFLAGS="${LLVM_CFLAGS} -nostdinc++ -I${ZLIB_BUILD} -isystem ${LIBCXX_BUILD}/include -isystem ${LIBCXX_BUILD}/include/c++/v1"
LLVM_CXXFLAGS="${LLVM_CFLAGS} -nostdinc++ -I${ZLIB_BUILD} -isystem ${LIBCXX_INSTALL}/include -isystem ${LIBCXX_INSTALL}/include/c++/v1"

# Build LLVM.
if [[ ! -f ${LLVM_BUILD}/build.ninja ]]; then
Expand All @@ -134,7 +136,7 @@ if [[ ! -f ${LLVM_BUILD}/build.ninja ]]; then
-DLLVM_ENABLE_LIBCXX=ON \
-DCMAKE_C_FLAGS_RELEASE="${LLVM_CFLAGS}" \
-DCMAKE_CXX_FLAGS_RELEASE="${LLVM_CXXFLAGS}" \
-DCMAKE_EXE_LINKER_FLAGS="$LINKFLAGS -stdlib=libc++ -L${LIBCXX_BUILD}/lib" \
-DCMAKE_EXE_LINKER_FLAGS="$LINKFLAGS -stdlib=libc++ -L${LIBCXX_INSTALL}/lib" \
-DLLVM_TABLEGEN=$TBLGEN \
-DLLVM_INCLUDE_TESTS=OFF \
-DLLVM_ENABLE_ZLIB=ON \
Expand Down Expand Up @@ -163,7 +165,7 @@ SYMBOLIZER_API_LIST+=,__sanitizer_symbolize_demangle
SYMBOLIZER_API_LIST+=,__sanitizer_symbolize_set_demangle
SYMBOLIZER_API_LIST+=,__sanitizer_symbolize_set_inline_frames

LIBCXX_ARCHIVE_DIR=$(dirname $(find $LIBCXX_BUILD -name libc++.a | head -n1))
LIBCXX_ARCHIVE_DIR=$(dirname $(find $LIBCXX_INSTALL -name libc++.a | head -n1))

# Merge all the object files together and copy the resulting library back.
$LINK $LIBCXX_ARCHIVE_DIR/libc++.a \
Expand Down
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