#21630 added the CMP0194 NEW policy to silence a CMake warning, but on Windows runners it caused CMake to prefer the MinGW toolchain for ASM and broke MSVC builds.
Reverting only that policy block restores the previous working behavior. The CMake 4.1+ warning comes back, but that is cosmetic and does not break any platform.
Reported-by: oobabooga
Refs: #21630
Co-authored-by: texasich <texasich@users.noreply.github.com>
* cmake: fix CMP0194 warning on Windows with MSVC
Set CMP0194 policy to NEW before project() call in ggml/CMakeLists.txt to suppress the "MSVC is not an assembler for language ASM" warning introduced in CMake 4.1.
The ggml project enables ASM globally for Metal (macOS) and KleidiAI (ARM) backends. On Windows/MSVC, no assembler sources are used, but CMake 4.1+ warns because cl.exe is not a valid ASM compiler.
This follows the same pattern used in ggml-vulkan (CMP0114, CMP0147).
Closesggml-org/llama.cpp#20311
* cmake: apply cisc's formatting suggestion
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Co-authored-by: texasich <texasich@users.noreply.github.com>
