scripts/Windows/install_llvm.ps1

$llvmVersion = "9.0.0"
Write-Host "Installing LLVM $llvmVersion ..." -ForegroundColor Cyan
Write-Host "Downloading..."
$exePath = "$env:temp\LLVM-$llvmVersion-win64.exe"
(New-Object Net.WebClient).DownloadFile("http://releases.llvm.org/$llvmVersion/LLVM-$llvmVersion-win64.exe", $exePath)
Write-Host "Installing..."
cmd /c start /wait $exePath /S
Add-Path "$env:ProgramFiles\LLVM\bin"
Add-SessionPath "$env:ProgramFiles\LLVM\bin"

cmd /c clang --version

Write-Host "Installed" -ForegroundColor Green