message: Try to use LLVM path uniformily for appveyor
diff: @@ -22,7 +22,7 @@ install:
  - cd C:\projects\deps
  - appveyor DownloadFile http://prereleases.llvm.org/win-snapshots/LLVM-7.0.0-r336178-win64.exe -FileName llvm.exe
  - 7z x llvm.exe -oC:\projects\deps\llvm
  - - set "PATH=%PATH%;C:\projects\deps\llvm\bin"
  + # - set "PATH=%PATH%;C:\projects\deps\llvm\bin"
  - set "LLD_LINK=C:\projects\deps\llvm\bin\lld-link.exe"
  - cd "%APPVEYOR_BUILD_FOLDER%"
  @@ -30,7 +30,7 @@ install:
  # uncomment these lines if the cache is cleared, or if we must re-install rust for some reason
  # - appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe
  # - rustup-init.exe -yv --default-host %target%
  - - set PATH=%PATH%;%USERPROFILE%\.cargo\bin
  + - set PATH=%PATH%;C:\\projects\\deps\\llvm\\bin;%USERPROFILE%\.cargo\bin
  - rustup default stable-%target%
  - rustup update
  - rustc -vV
  