With arm64ec now being built as arm64x, sharing DLLs with the regular aarch64 target, we no longer need these options - the regular libc++.dll/libunwind.dll from $PATH (from the toolchain bin directory) work for the arm64ec build as well.
With arm64ec now being built as arm64x, sharing DLLs with the regular aarch64 target, we no longer need these options - the regular libc++.dll/libunwind.dll from $PATH (from the toolchain bin directory) work for the arm64ec build as well.