ci: windows: use builtin GHC clang toolchain to build dependencies#1333
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ci: windows: use builtin GHC clang toolchain to build dependencies#1333
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MSYS2 recently got its Clang updated from v18 to v19, and that caused build failures such as the following:
This PR switches the Windows build to use the toolchain shipped together with GHC to avoid the incompatibility issues. It also adds a Windows-specific libff patch carried by hevm to fix precompile accuracy on Windows.