trcrsired wrote:
@EricWF You need to build it with wasi-libc
```cpp
mkdir -p "$CURRENTTRIPLEPATH/build/runtimes"
cd $CURRENTTRIPLEPATH/build/runtimes
cmake $LLVMPROJECTPATH/runtimes \
-GNinja -DCMAKE_BUILD_TYPE=Release \
-DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++
-DCMAKE_ASM_COMPILER=clang \
-DCMAKE_SYSROOT=$SYSROOTPATH
-DCMAKE_INSTALL_PREFIX=$RUNTIMESINSTALLPATH \
-DCMAKE_C_COMPILER_TARGET=$TARGETTRIPLE
-DCMAKE_CXX_COMPILER_TARGET=$TARGETTRIPLE
-DCMAKE_ASM_COMPILER_TARGET=$TARGETTRIPLE \
-DCMAKE_C_COMPILER_WORKS=On -DCMAKE_CXX_COMPILER_WORKS=On
-DCMAKE_ASM_COMPILER_WORKS=On \
-DCMAKE_SYSTEM_PROCESSOR=$TARGETTRIPLE_CPU \
-DCMAKE_SYSTEM_NAME=Generic \
-DLLVM_ENABLE_RUNTIMES=$EHBUILDLIBS \
-DLIBCXXABI_SILENT_TERMINATE=On \
-DLIBCXX_CXX_ABI=libcxxabi \
-DLIBCXX_ENABLE_SHARED=Off \
-DLIBCXX_ABI_VERSION=1 \
-DLIBCXX_CXX_ABI_INCLUDE_PATHS="${LLVMPROJECTPATH}/libcxxabi/include" \
${THREADS_FLAGS} \
-DLIBCXX_ENABLE_EXCEPTIONS=${ENABLE_EH} \
-DLIBCXXABI_ENABLE_EXCEPTIONS=${ENABLE_EH} \
-DLIBCXX_ENABLE_RTTI=${ENABLE_EH} \
-DLIBCXXABI_ENABLE_RTTI=${ENABLE_EH} \
-DLLVM_ENABLE_ASSERTIONS=Off -DLLVM_INCLUDE_EXAMPLES=Off
-DLLVM_ENABLE_BACKTRACES=Off -DLLVM_INCLUDE_TESTS=Off
-DLIBCXX_INCLUDE_BENCHMARKS=Off \
-DLIBCXX_ENABLE_SHARED=Off -DLIBCXXABI_ENABLE_SHARED=Off \
-DLIBUNWIND_ENABLE_SHARED=Off ${EH_FLAGS}
ninja
ninja install/strip
```
https://github.com/llvm/llvm-project/pull/79667
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