diff --git a/scripts/Generate-SpdxLicenseList.ps1 b/scripts/Generate-SpdxLicenseList.ps1
index 4710747eb..8af5fd4de 100644
--- a/scripts/Generate-SpdxLicenseList.ps1
+++ b/scripts/Generate-SpdxLicenseList.ps1
@@ -29,7 +29,7 @@ function Transform-JsonFile {
     if ($req.StatusCode -ne 200)
     {
         Write-Error "Failed to GET $Uri"
-        return
+        throw
     }
 
     $json = $req.Content | ConvertFrom-Json -Depth 10
diff --git a/scripts/azure-pipelines/azure-pipelines.yml b/scripts/azure-pipelines/azure-pipelines.yml
index e18c4a354..c0cda8432 100644
--- a/scripts/azure-pipelines/azure-pipelines.yml
+++ b/scripts/azure-pipelines/azure-pipelines.yml
@@ -2,8 +2,8 @@
 # SPDX-License-Identifier: MIT
 #
 variables:
-  windows-pool: 'PrWin-2020-06-04'
-  linux-pool: 'PrLin-2020-06-08'
+  windows-pool: 'PrWin-2020-06-30'
+  linux-pool: 'PrLin-2020-06-30'
 
 jobs:
   - template: windows/azure-pipelines.yml
diff --git a/scripts/azure-pipelines/create-vmss-helpers.psm1 b/scripts/azure-pipelines/create-vmss-helpers.psm1
index 08057d676..1e8310036 100755
--- a/scripts/azure-pipelines/create-vmss-helpers.psm1
+++ b/scripts/azure-pipelines/create-vmss-helpers.psm1
@@ -154,6 +154,7 @@ function Sanitize-Name {
   $result = $RawName.Replace('-', '').ToLowerInvariant()
   if ($result.Length -gt 24) {
     Write-Error 'Sanitized name for storage account $result was too long.'
+    throw
   }
 
   return $result
diff --git a/scripts/azure-pipelines/generate-skip-list.ps1 b/scripts/azure-pipelines/generate-skip-list.ps1
index 98c868eb9..11980d7ad 100755
--- a/scripts/azure-pipelines/generate-skip-list.ps1
+++ b/scripts/azure-pipelines/generate-skip-list.ps1
@@ -26,6 +26,7 @@ $ErrorActionPreference = 'Stop'
 
 if (-not (Test-Path -Path $BaselineFile)) {
     Write-Error "Unable to find baseline file $BaselineFile"
+    throw
 }
 
 #read in the file, strip out comments and blank lines and spaces
@@ -43,6 +44,7 @@ $missingValues = $baselineListRaw | Where-Object { -not ($_ -match "=\w") }
 
 if ($missingValues) {
     Write-Error "The following are missing values: $missingValues"
+    throw
 }
 
 $invalidValues = $baselineListRaw `
@@ -50,6 +52,7 @@ $invalidValues = $baselineListRaw `
 
 if ($invalidValues) {
     Write-Error "The following have invalid values: $invalidValues"
+    throw
 }
 
 $baselineForTriplet = $baselineListRaw `
@@ -61,6 +64,7 @@ foreach ($port in $baselineForTriplet | ForEach-Object { $_ -replace ":.*$" }) {
     if ($null -ne $file_map[$port]) {
         Write-Error `
             "$($port):$($Triplet) has multiple definitions in $baselineFile"
+        throw
     }
     $file_map[$port] = $true
 }
diff --git a/scripts/azure-pipelines/linux/provision-image.sh b/scripts/azure-pipelines/linux/provision-image.sh
index 0fa7edbf7..5a59161e6 100755
--- a/scripts/azure-pipelines/linux/provision-image.sh
+++ b/scripts/azure-pipelines/linux/provision-image.sh
@@ -20,7 +20,8 @@ APT_PACKAGES="$APT_PACKAGES libxext-dev libxfixes-dev libxrender-dev \
 # Additionally required by qt5-base for qt5-x11extras
 APT_PACKAGES="$APT_PACKAGES libxkbcommon-dev libxcb-keysyms1-dev \
   libxcb-image0-dev libxcb-shm0-dev libxcb-icccm4-dev libxcb-sync0-dev \
-  libxcb-xfixes0-dev libxcb-shape0-dev libxcb-randr0-dev libxcb-render-util0-dev"
+  libxcb-xfixes0-dev libxcb-shape0-dev libxcb-randr0-dev \
+  libxcb-render-util0-dev libxcb-xinerama0-dev libxcb-xkb-dev libxcb-xinput-dev"
 
 # Additionally required by libhdfs3
 APT_PACKAGES="$APT_PACKAGES libkrb5-dev"
diff --git a/scripts/azure-pipelines/test-modified-ports.ps1 b/scripts/azure-pipelines/test-modified-ports.ps1
index c33219795..d6b59364e 100755
--- a/scripts/azure-pipelines/test-modified-ports.ps1
+++ b/scripts/azure-pipelines/test-modified-ports.ps1
@@ -46,6 +46,7 @@ Param(
 
 if (-Not (Test-Path "triplets/$Triplet.cmake")) {
     Write-Error "Incorrect triplet '$Triplet', please supply a valid triplet."
+    throw
 }
 
 $env:VCPKG_DOWNLOADS = Join-Path $WorkingRoot 'downloads'
diff --git a/scripts/azure-pipelines/windows/provision-image.txt b/scripts/azure-pipelines/windows/provision-image.txt
index 115684b49..2d2790ec7 100644
--- a/scripts/azure-pipelines/windows/provision-image.txt
+++ b/scripts/azure-pipelines/windows/provision-image.txt
@@ -118,6 +118,7 @@ $WindowsSDKUrl = 'https://download.microsoft.com/download/1/c/3/1c3d5161-d9e9-4e
 $WindowsWDKUrl = 'https://download.microsoft.com/download/1/a/7/1a730121-7aa7-46f7-8978-7db729aa413d/wdk/wdksetup.exe'
 
 $MpiUrl = 'https://download.microsoft.com/download/a/5/2/a5207ca5-1203-491a-8fb8-906fd68ae623/msmpisetup.exe'
+$LlvmUrl = 'https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/LLVM-10.0.0-win64.exe'
 
 $CudaUrl = 'https://developer.download.nvidia.com/compute/cuda/10.1/Prod/local_installers/cuda_10.1.243_426.00_win10.exe'
 $CudaFeatures = 'nvcc_10.1 cuobjdump_10.1 nvprune_10.1 cupti_10.1 gpu_library_advisor_10.1 memcheck_10.1 ' + `
@@ -154,6 +155,7 @@ Function PrintMsiExitCodeMessage {
   }
   else {
     Write-Error "Installation failed! Exited with $ExitCode."
+    throw
   }
 }
 
@@ -211,6 +213,7 @@ Function InstallVisualStudio {
   }
   catch {
     Write-Error "Failed to install Visual Studio! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -244,6 +247,7 @@ Function InstallMSI {
   }
   catch {
     Write-Error "Failed to install $Name! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -280,6 +284,7 @@ Function InstallZip {
   }
   catch {
     Write-Error "Failed to install $Name! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -311,10 +316,12 @@ Function InstallWindowsSDK {
     }
     else {
       Write-Error "Installation failed! Exited with $exitCode."
+      throw
     }
   }
   catch {
     Write-Error "Failed to install Windows SDK! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -346,10 +353,41 @@ Function InstallWindowsWDK {
     }
     else {
       Write-Error "Installation failed! Exited with $exitCode."
+      throw
     }
   }
   catch {
     Write-Error "Failed to install Windows WDK! $($_.Exception.Message)"
+    throw
+  }
+}
+
+<#
+.SYNOPSIS
+Installs LLVM.
+
+.DESCRIPTION
+InstallLLVM installs LLVM from the supplied URL.
+
+.PARAMETER Url
+The URL of the LLVM installer.
+#>
+Function InstallLLVM {
+  Param(
+    [String]$Url
+  )
+
+  try {
+    Write-Host 'Downloading LLVM...'
+    [string]$installerPath = Get-TempFilePath -Extension 'exe'
+    curl.exe -L -o $installerPath -s -S $Url
+    Write-Host 'Installing LLVM...'
+    $proc = Start-Process -FilePath $installerPath -ArgumentList @('/S') -NoNewWindow -Wait -PassThru
+    PrintMsiExitCodeMessage $proc.ExitCode
+  }
+  catch {
+    Write-Error "Failed to install LLVM! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -381,10 +419,12 @@ Function InstallMpi {
     }
     else {
       Write-Error "Installation failed! Exited with $exitCode."
+      throw
     }
   }
   catch {
     Write-Error "Failed to install MPI! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -420,10 +460,12 @@ Function InstallCuda {
     }
     else {
       Write-Error "Installation failed! Exited with $exitCode."
+      throw
     }
   }
   catch {
     Write-Error "Failed to install CUDA! $($_.Exception.Message)"
+    throw
   }
 }
 
@@ -449,6 +491,7 @@ if ($null -eq $av) {
 InstallVisualStudio -Workloads $Workloads -BootstrapperUrl $VisualStudioBootstrapperUrl -Nickname 'Stable'
 InstallWindowsSDK -Url $WindowsSDKUrl
 InstallWindowsWDK -Url $WindowsWDKUrl
+InstallLLVM -Url $LlvmUrl
 InstallMpi -Url $MpiUrl
 InstallCuda -Url $CudaUrl -Features $CudaFeatures
 InstallZip -Url $BinSkimUrl -Name 'BinSkim' -Dir 'C:\BinSkim'
diff --git a/scripts/bootstrap.ps1 b/scripts/bootstrap.ps1
index dac97621f..fdbdf65ac 100644
--- a/scripts/bootstrap.ps1
+++ b/scripts/bootstrap.ps1
@@ -62,7 +62,7 @@ $vcpkgSourcesPath = "$vcpkgRootDir\toolsrc"
 if (!(Test-Path $vcpkgSourcesPath))
 {
     Write-Error "Unable to determine vcpkg sources directory. '$vcpkgSourcesPath' does not exist."
-    return
+    throw
 }
 
 function getVisualStudioInstances()
@@ -408,8 +408,9 @@ $ec = vcpkgInvokeCommandClean $msbuildExe $arguments
 if ($ec -ne 0)
 {
     Write-Error "Building vcpkg.exe failed. Please ensure you have installed Visual Studio with the Desktop C++ workload and the Windows SDK for Desktop C++."
-    return
+    throw
 }
+
 Write-Host "`nBuilding vcpkg.exe... done.`n"
 
 if (-not $disableMetrics)