It seems like the autoconfigured toolchain on Windows honors a variable USE_CLANG_CL to switch to Clang-CL, but that isn't documented on https://bazel.build/configure/windows#clang, and it's unclear how this interacts with the custom execution platform documented at https://bazel.build/configure/windows#clang.
It seems like the autoconfigured toolchain on Windows honors a variable USE_CLANG_CL to switch to Clang-CL, but that isn't documented on https://bazel.build/configure/windows#clang, and it's unclear how this interacts with the custom execution platform documented at https://bazel.build/configure/windows#clang.