Default to .NET9

.devcontainer/devcontainer.json

@@ -28,7 +28,7 @@
         }
     },
     "remoteEnv": {
-        "TARGET": "net8.0"
+        "TARGET": "net9.0"
     },
     "postCreateCommand": [ "dotnet", "build", "FSharp.Compiler.Service.sln"]
 }

.vscode/launch.json

@@ -23,7 +23,7 @@
             // TODO: Shall we assume that it's already been built, or build it every time we debug?
             "preLaunchTask": "${defaultBuildTask}",
             // If you have changed target frameworks, make sure to update the program p
-            "program": "${workspaceFolder}/artifacts/bin/fsi/Debug/net8.0/fsi.dll",
+            "program": "${workspaceFolder}/artifacts/bin/fsi/Debug/net9.0/fsi.dll",
             "args": [
                 "${input:fsiArgsPrompt}"
             ],
@@ -53,7 +53,7 @@
             // TODO: Shall we assume that it's already been built, or build it every time we debug?
             "preLaunchTask": "${defaultBuildTask}",
             // If you have changed target frameworks, make sure to update the program path.
-            "program": "${workspaceFolder}/artifacts/bin/fsc/Debug/net8.0/fsc.dll",
+            "program": "${workspaceFolder}/artifacts/bin/fsc/Debug/net9.0/fsc.dll",
             "args": [
                 "--targetprofile:netstandard",
                 "--simpleresolution",

.vscode/tasks.json

@@ -101,7 +101,7 @@
                 "Speedscope",
                 "--",
                 "dotnet",
-                "${workspaceFolder}/artifacts/bin/fsi/Debug/net8.0/fsi.dll",
+                "${workspaceFolder}/artifacts/bin/fsi/Debug/net9.0/fsi.dll",
                 "${input:fsiArgsPrompt}"
             ],
             "problemMatcher": "$msCompile",
@@ -118,7 +118,7 @@
                 "Speedscope",
                 "--",
                 "dotnet",
-                "${workspaceFolder}/artifacts/bin/fsc/Debug/net8.0/fsc.dll",
+                "${workspaceFolder}/artifacts/bin/fsc/Debug/net9.0/fsc.dll",
                 "--targetprofile:netstandard",
                 "--simpleresolution",
                 "${input:fscArgsPrompt}"

DEVGUIDE.md

@@ -136,7 +136,7 @@ To use your custom build of `Fsc`, add the `DotnetFscCompilerPath` property to y
 
 ```xml
 <PropertyGroup>
-    <DotnetFscCompilerPath>D:\Git\fsharp\artifacts\bin\fsc\Debug\net8.0\fsc.dll</DotnetFscCompilerPath>
+    <DotnetFscCompilerPath>D:\Git\fsharp\artifacts\bin\fsc\Debug\net9.0\fsc.dll</DotnetFscCompilerPath>
 </PropertyGroup>
 ```
 

Directory.Build.props

@@ -6,7 +6,7 @@
     <LangVersion Condition="'$(FSharpLangVersion)' != ''">$(FSharpLangVersion)</LangVersion>
     <RepoRoot Condition="'$(RepoRoot)' == ''">$(MSBuildThisFileDirectory)</RepoRoot>
     <AccelerateBuildsInVisualStudio>true</AccelerateBuildsInVisualStudio>
-    <FSharpNetCoreProductDefaultTargetFramework>net8.0</FSharpNetCoreProductDefaultTargetFramework>
+    <FSharpNetCoreProductDefaultTargetFramework>net9.0</FSharpNetCoreProductDefaultTargetFramework>
   </PropertyGroup>
 
   <!--

UseLocalCompiler.Directory.Build.props

@@ -7,13 +7,13 @@
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <DisableAutoSetFscCompilerPath>true</DisableAutoSetFscCompilerPath>
 
-    <DotnetFscCompilerPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net8.0/fsc.dll</DotnetFscCompilerPath>
-    <Fsc_DotNET_DotnetFscCompilerPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net8.0/fsc.dll</Fsc_DotNET_DotnetFscCompilerPath>
+    <DotnetFscCompilerPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net9.0/fsc.dll</DotnetFscCompilerPath>
+    <Fsc_DotNET_DotnetFscCompilerPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net9.0/fsc.dll</Fsc_DotNET_DotnetFscCompilerPath>
 
     <FSharpPreferNetFrameworkTools>False</FSharpPreferNetFrameworkTools>
     <FSharpPrefer64BitTools>True</FSharpPrefer64BitTools>
 
-    <LocalFSharpBuildBinPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net8.0</LocalFSharpBuildBinPath>
+    <LocalFSharpBuildBinPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net9.0</LocalFSharpBuildBinPath>
     <FSharpBuildAssemblyFile>$(LocalFSharpBuildBinPath)/FSharp.Build.dll</FSharpBuildAssemblyFile>
     <FSharpTargetsPath>$(LocalFSharpBuildBinPath)/Microsoft.FSharp.Targets</FSharpTargetsPath>
     <FSharpPropsShim>$(LocalFSharpBuildBinPath)/Microsoft.FSharp.NetSdk.props</FSharpPropsShim>

buildtools/checkpackages/FSharp.Compiler.Service_notshipped.fsproj

@@ -3,7 +3,7 @@
   <Import Project="$(MSBuildProjectDirectory)\..\..\eng\Versions.props" />
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <CachePath>$(MSBuildProjectDirectory)\..\..\artifacts\tmp\$([System.Guid]::NewGuid())</CachePath>
     <OutputPath>$(CachePath)\bin</OutputPath>

eng/Build.ps1

@@ -35,8 +35,8 @@ param (
     # Options
     [switch][Alias('proto')]$bootstrap,
     [string]$bootstrapConfiguration = "Proto",
-    [string]$bootstrapTfm = "net8.0",
-    [string]$fsharpNetCoreProductTfm = "net8.0",
+    [string]$bootstrapTfm = "net9.0",
+    [string]$fsharpNetCoreProductTfm = "net9.0",
     [switch][Alias('bl')]$binaryLog = $true,
     [switch][Alias('nobl')]$excludeCIBinaryLog = $false,
     [switch][Alias('nolog')]$noBinaryLog = $false,
@@ -80,7 +80,7 @@ $BuildCategory = ""
 $BuildMessage = ""
 
 $desktopTargetFramework = "net472"
-$coreclrTargetFramework = "net8.0"
+$coreclrTargetFramework = "net9.0"
 
 function Print-Usage() {
     Write-Host "Common settings:"

eng/SourceBuild.props

@@ -30,6 +30,7 @@
 
     <PropertyGroup>
       <SourceBuildBootstrapTfmArg Condition="$(SourceBuildBootstrapTfm) != ''">--tfm $(SourceBuildBootstrapTfm)</SourceBuildBootstrapTfmArg>
+      <SourceBuildUseMonoRuntime Condition="'$(SourceBuildUseMonoRuntime)' == ''">false</SourceBuildUseMonoRuntime>
     </PropertyGroup>
 
     <!-- this runs the source-build bootstrap path as described in https://github.com/dotnet/fsharp/blob/95df49e380ea8dbf33653fa4209f89dba29413f5/eng/build.sh#L247

eng/SourceBuildPrebuiltBaseline.xml

@@ -18,9 +18,9 @@
     <UsagePattern IdentityGlob="System.Resources.Extensions/8.0.0" />
     <UsagePattern IdentityGlob="System.Diagnostics.DiagnosticSource/8.0.0" />
 
-    <UsagePattern IdentityGlob="Microsoft.AspNetCore.App.Runtime.linux-x64/8.0.*" />
-    <UsagePattern IdentityGlob="Microsoft.NETCore.App.Crossgen2.linux-x64/8.0.*" />
-    <UsagePattern IdentityGlob="Microsoft.NETCore.App.Runtime.linux-x64/8.0.*" />
+    <UsagePattern IdentityGlob="Microsoft.AspNetCore.App.Runtime.linux-x64/9.0.*" />
+    <UsagePattern IdentityGlob="Microsoft.NETCore.App.Crossgen2.linux-x64/9.0.*" />
+    <UsagePattern IdentityGlob="Microsoft.NETCore.App.Runtime.linux-x64/9.0.*" />
 
     <!-- Tracked in https://github.com/dotnet/source-build/issues/3438 -->
     <UsagePattern IdentityGlob="Microsoft.VisualStudio.Setup.Configuration.Interop/3.2.2146" />

eng/Version.Details.xml

@@ -42,17 +42,23 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="8.0.0-beta.24311.3">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.24352.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>c214b6ad17aedca4fa48294d80f6c52ef2463081</Sha>
+      <Sha>4a7d983f833d6b86365ea1b2b4d6ee72fbdbf944</Sha>
+    </Dependency>
+    <!-- Intermediate is necessary for source build. -->
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.arcade" Version="9.0.0-beta.24352.2">
+      <Uri>https://github.com/dotnet/arcade</Uri>
+      <Sha>4a7d983f833d6b86365ea1b2b4d6ee72fbdbf944</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="1.0.0-beta.23475.1" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
+    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="1.0.0-beta.23475.1"
+      CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
       <Uri>https://github.com/dotnet/xliff-tasks</Uri>
       <Sha>73f0850939d96131c28cf6ea6ee5aacb4da0083a</Sha>
     </Dependency>
     <!-- Intermediate is necessary for source build. -->
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.xliff-tasks" Version="1.0.0-beta.23475.1" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.xliff-tasks" Version="1.0.0-beta.23475.1">
       <Uri>https://github.com/dotnet/xliff-tasks</Uri>
       <Sha>73f0850939d96131c28cf6ea6ee5aacb4da0083a</Sha>
       <SourceBuild RepoName="xliff-tasks" ManagedOnly="true" />

eng/build-utils.ps1

@@ -14,7 +14,7 @@ $nodeReuse = if (Test-Path variable:nodeReuse) { $nodeReuse } else { $false }
 $bootstrapDir = if (Test-Path variable:bootstrapDir) { $bootstrapDir } else { "" }
 $bootstrapConfiguration = if (Test-Path variable:bootstrapConfiguration) { $bootstrapConfiguration } else { "Proto" }
 $bootstrapTfm = if (Test-Path variable:bootstrapTfm) { $bootstrapTfm } else { "net472" }
-$fsharpNetCoreProductTfm = if (Test-Path variable:fsharpNetCoreProductTfm) { $fsharpNetCoreProductTfm } else { "net8.0" }
+$fsharpNetCoreProductTfm = if (Test-Path variable:fsharpNetCoreProductTfm) { $fsharpNetCoreProductTfm } else { "net9.0" }
 $properties = if (Test-Path variable:properties) { $properties } else { @() }
 
 function GetProjectOutputBinary([string]$fileName, [string]$projectName = "", [string]$configuration = $script:configuration, [string]$tfm = "net472", [string]$rid = "", [bool]$published = $false) {

eng/build.sh

@@ -77,7 +77,7 @@ properties=""
 docker=false
 args=""
 
-tfm="net8.0" # This needs to be changed every time it's bumped by arcade/us.
+tfm="net9.0" # This needs to be changed every time it's bumped by arcade/us.
 
 BuildCategory=""
 BuildMessage=""

eng/common/SetupNugetSources.ps1

@@ -1,17 +1,10 @@
-# This file is a temporary workaround for internal builds to be able to restore from private AzDO feeds.
-# This file should be removed as part of this issue: https://github.com/dotnet/arcade/issues/4080
+# This script adds internal feeds required to build commits that depend on internal package sources. For instance,
+# dotnet6-internal would be added automatically if dotnet6 was found in the nuget.config file. In addition also enables
+# disabled internal Maestro (darc-int*) feeds.
 #
-# What the script does is iterate over all package sources in the pointed NuGet.config and add a credential entry
-# under <packageSourceCredentials> for each Maestro managed private feed. Two additional credential 
-# entries are also added for the two private static internal feeds: dotnet3-internal and dotnet3-internal-transport.
+# Optionally, this script also adds a credential entry for each of the internal feeds if supplied.
 #
-# This script needs to be called in every job that will restore packages and which the base repo has
-# private AzDO feeds in the NuGet.config.
-#
-# See example YAML call for this script below. Note the use of the variable `$(dn-bot-dnceng-artifact-feeds-rw)`
-# from the AzureDevOps-Artifact-Feeds-Pats variable group.
-#
-# Any disabledPackageSources entries which start with "darc-int" will be re-enabled as part of this script executing
+# See example call for this script below.
 #
 #  - task: PowerShell@2
 #    displayName: Setup Private Feeds Credentials
@@ -21,11 +14,18 @@
 #      arguments: -ConfigFile $(Build.SourcesDirectory)/NuGet.config -Password $Env:Token
 #    env:
 #      Token: $(dn-bot-dnceng-artifact-feeds-rw)
+#
+# Note that the NuGetAuthenticate task should be called after SetupNugetSources.
+# This ensures that:
+# - Appropriate creds are set for the added internal feeds (if not supplied to the scrupt)
+# - The credential provider is installed.
+#
+# This logic is also abstracted into enable-internal-sources.yml.
 
 [CmdletBinding()]
 param (
     [Parameter(Mandatory = $true)][string]$ConfigFile,
-    [Parameter(Mandatory = $true)][string]$Password
+    $Password
 )
 
 $ErrorActionPreference = "Stop"
@@ -48,11 +48,17 @@ function AddPackageSource($sources, $SourceName, $SourceEndPoint, $creds, $Usern
     else {
         Write-Host "Package source $SourceName already present."
     }
+
     AddCredential -Creds $creds -Source $SourceName -Username $Username -pwd $pwd
 }
 
 # Add a credential node for the specified source
 function AddCredential($creds, $source, $username, $pwd) {
+    # If no cred supplied, don't do anything.
+    if (!$pwd) {
+        return;
+    }
+
     # Looks for credential configuration for the given SourceName. Create it if none is found.
     $sourceElement = $creds.SelectSingleNode($Source)
     if ($sourceElement -eq $null)
@@ -110,11 +116,6 @@ if (!(Test-Path $ConfigFile -PathType Leaf)) {
   ExitWithExitCode 1
 }
 
-if (!$Password) {
-    Write-PipelineTelemetryError -Category 'Build' -Message 'Eng/common/SetupNugetSources.ps1 returned a non-zero exit code. Please supply a valid PAT'
-    ExitWithExitCode 1
-}
-
 # Load NuGet.config
 $doc = New-Object System.Xml.XmlDocument
 $filename = (Get-Item $ConfigFile).FullName
@@ -127,11 +128,14 @@ if ($sources -eq $null) {
     $doc.DocumentElement.AppendChild($sources) | Out-Null
 }
 
-# Looks for a <PackageSourceCredentials> node. Create it if none is found.
-$creds = $doc.DocumentElement.SelectSingleNode("packageSourceCredentials")
-if ($creds -eq $null) {
-    $creds = $doc.CreateElement("packageSourceCredentials")
-    $doc.DocumentElement.AppendChild($creds) | Out-Null
+$creds = $null
+if ($Password) {
+    # Looks for a <PackageSourceCredentials> node. Create it if none is found.
+    $creds = $doc.DocumentElement.SelectSingleNode("packageSourceCredentials")
+    if ($creds -eq $null) {
+        $creds = $doc.CreateElement("packageSourceCredentials")
+        $doc.DocumentElement.AppendChild($creds) | Out-Null
+    }
 }
 
 # Check for disabledPackageSources; we'll enable any darc-int ones we find there
@@ -164,4 +168,4 @@ foreach ($dotnetVersion in $dotnetVersions) {
     }
 }
 
-$doc.Save($filename)
+$doc.Save($filename)

eng/common/SetupNugetSources.sh

@@ -1,28 +1,27 @@
 #!/usr/bin/env bash
 
-# This file is a temporary workaround for internal builds to be able to restore from private AzDO feeds.
-# This file should be removed as part of this issue: https://github.com/dotnet/arcade/issues/4080
+# This script adds internal feeds required to build commits that depend on internal package sources. For instance,
+# dotnet6-internal would be added automatically if dotnet6 was found in the nuget.config file. In addition also enables
+# disabled internal Maestro (darc-int*) feeds.
+# 
+# Optionally, this script also adds a credential entry for each of the internal feeds if supplied.
 #
-# What the script does is iterate over all package sources in the pointed NuGet.config and add a credential entry
-# under <packageSourceCredentials> for each Maestro's managed private feed. Two additional credential 
-# entries are also added for the two private static internal feeds: dotnet3-internal and dotnet3-internal-transport.
-#
-# This script needs to be called in every job that will restore packages and which the base repo has
-# private AzDO feeds in the NuGet.config.
-#
-# See example YAML call for this script below. Note the use of the variable `$(dn-bot-dnceng-artifact-feeds-rw)`
-# from the AzureDevOps-Artifact-Feeds-Pats variable group.
-#
-# Any disabledPackageSources entries which start with "darc-int" will be re-enabled as part of this script executing.
+# See example call for this script below.
 #
 #  - task: Bash@3
-#    displayName: Setup Private Feeds Credentials
+#    displayName: Setup Internal Feeds
 #    inputs:
 #      filePath: $(Build.SourcesDirectory)/eng/common/SetupNugetSources.sh
-#      arguments: $(Build.SourcesDirectory)/NuGet.config $Token
+#      arguments: $(Build.SourcesDirectory)/NuGet.config
 #    condition: ne(variables['Agent.OS'], 'Windows_NT')
-#    env:
-#      Token: $(dn-bot-dnceng-artifact-feeds-rw)
+#  - task: NuGetAuthenticate@1
+#
+# Note that the NuGetAuthenticate task should be called after SetupNugetSources.
+# This ensures that:
+# - Appropriate creds are set for the added internal feeds (if not supplied to the scrupt)
+# - The credential provider is installed.
+#
+# This logic is also abstracted into enable-internal-sources.yml.
 
 ConfigFile=$1
 CredToken=$2
@@ -48,11 +47,6 @@ if [ ! -f "$ConfigFile" ]; then
     ExitWithExitCode 1
 fi
 
-if [ -z "$CredToken" ]; then
-    Write-PipelineTelemetryError -category 'Build' "Error: Eng/common/SetupNugetSources.sh returned a non-zero exit code. Please supply a valid PAT"
-    ExitWithExitCode 1
-fi
-
 if [[ `uname -s` == "Darwin" ]]; then
     NL=$'\\\n'
     TB=''
@@ -140,18 +134,20 @@ PackageSources+="$IFS"
 PackageSources+=$(grep -oh '"darc-int-[^"]*"' $ConfigFile | tr -d '"')
 IFS=$PrevIFS
 
-for FeedName in ${PackageSources[@]} ; do
-    # Check if there is no existing credential for this FeedName
-    grep -i "<$FeedName>" $ConfigFile 
-    if [ "$?" != "0" ]; then
-        echo "Adding credentials for $FeedName."
+if [ "$CredToken" ]; then
+    for FeedName in ${PackageSources[@]} ; do
+        # Check if there is no existing credential for this FeedName
+        grep -i "<$FeedName>" $ConfigFile 
+        if [ "$?" != "0" ]; then
+            echo "Adding credentials for $FeedName."
 
-        PackageSourceCredentialsNodeFooter="</packageSourceCredentials>"
-        NewCredential="${TB}${TB}<$FeedName>${NL}<add key=\"Username\" value=\"dn-bot\" />${NL}<add key=\"ClearTextPassword\" value=\"$CredToken\" />${NL}</$FeedName>"
+            PackageSourceCredentialsNodeFooter="</packageSourceCredentials>"
+            NewCredential="${TB}${TB}<$FeedName>${NL}<add key=\"Username\" value=\"dn-bot\" />${NL}<add key=\"ClearTextPassword\" value=\"$CredToken\" />${NL}</$FeedName>"
 
-        sed -i.bak "s|$PackageSourceCredentialsNodeFooter|$NewCredential${NL}$PackageSourceCredentialsNodeFooter|" $ConfigFile
-    fi
-done
+            sed -i.bak "s|$PackageSourceCredentialsNodeFooter|$NewCredential${NL}$PackageSourceCredentialsNodeFooter|" $ConfigFile
+        fi
+    done
+fi
 
 # Re-enable any entries in disabledPackageSources where the feed name contains darc-int
 grep -i "<disabledPackageSources>" $ConfigFile

eng/common/build.cmd

@@ -0,0 +1,3 @@
+@echo off
+powershell -ExecutionPolicy ByPass -NoProfile -command "& """%~dp0build.ps1""" %*"
+exit /b %ErrorLevel%

eng/common/build.ps1

@@ -19,6 +19,7 @@ Param(
   [switch] $pack,
   [switch] $publish,
   [switch] $clean,
+  [switch][Alias('pb')]$productBuild,
   [switch][Alias('bl')]$binaryLog,
   [switch][Alias('nobl')]$excludeCIBinarylog,
   [switch] $ci,
@@ -58,6 +59,7 @@ function Print-Usage() {
   Write-Host "  -sign                   Sign build outputs"
   Write-Host "  -publish                Publish artifacts (e.g. symbols)"
   Write-Host "  -clean                  Clean the solution"
+  Write-Host "  -productBuild           Build the solution in the way it will be built in the full .NET product (VMR) build (short: -pb)"
   Write-Host ""
 
   Write-Host "Advanced settings:"
@@ -120,6 +122,7 @@ function Build {
     /p:Deploy=$deploy `
     /p:Test=$test `
     /p:Pack=$pack `
+    /p:DotNetBuildRepo=$productBuild `
     /p:IntegrationTest=$integrationTest `
     /p:PerformanceTest=$performanceTest `
     /p:Sign=$sign `