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Update the cmake options in libc windows build docs (#152205)

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Add the LLVM_ENABLE_RUNTIMES option and remove some that are out of date
or already the default setting.
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Amy Huang 2025-08-05 16:57:16 -07:00 committed by GitHub
parent d44754c344
commit 9e9bf7ac5b
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libc/config/windows/README.md
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@ -59,7 +59,7 @@ libc, and finally, build and test the libc.
by Clang, so ensure Clang is specified as the C and C++ compiler.
```
cmake -G Ninja ../llvm-project/llvm -DCMAKE_C_COMPILER=C:/src/clang-build/bin/clang-cl.exe -DCMAKE_CXX_COMPILER=C:/src/clang-build/bin/clang-cl.exe -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_FORCE_BUILD_RUNTIME=libc -DLLVM_ENABLE_PROJECTS=libc -DLLVM_NATIVE_ARCH=x86_64 -DLLVM_HOST_TRIPLE=x86_64-window-x86-gnu
cmake -G Ninja ../llvm-project/runtimes -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=C:/src/clang-build/bin/clang-cl.exe -DCMAKE_CXX_COMPILER=C:/src/clang-build/bin/clang-cl.exe -DLLVM_ENABLE_RUNTIMES=libc
```
Some LLVM libc math unittests test correctness/accuracy against results from