From b8cb290b31d3590dd6fa77988b858b54ec2798ec Mon Sep 17 00:00:00 2001
From: "dotnet-maestro[bot]" <dotnet-maestro[bot]@users.noreply.github.com>
Date: Thu, 27 Aug 2026 02:06:25 +0000
Subject: [PATCH 1/2] Backflow from https://github.com/dotnet/dotnet / da377e2
 build 328805

Diff: https://github.com/dotnet/dotnet/compare/2c7ebffe6e8e563fa43f17d82f163b3b64a5e6c5..da377e2093fdde18a0d36429a2644638d07685f6

From: https://github.com/dotnet/dotnet/commit/2c7ebffe6e8e563fa43f17d82f163b3b64a5e6c5
To: https://github.com/dotnet/dotnet/commit/da377e2093fdde18a0d36429a2644638d07685f6

[[ commit created by automation ]]
---
 eng/Packages.props | 14 ++++++++++++++
 eng/Versions.props |  2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/eng/Packages.props b/eng/Packages.props
index 8e3c5e1caac..c6b2eabb7a2 100644
--- a/eng/Packages.props
+++ b/eng/Packages.props
@@ -3,6 +3,20 @@
      eng/Versions.props / eng/Version.Details.props. Manually-pinned, single-use packages carry
      their literal version here directly (no indirection through eng/Versions.props). -->
 <Project>
+  <!-- Evaluate these after source-build has replaced the darc versions with the live runtime package version.
+       Defining the aliases in Versions.props freezes the pre-override value and can cause CPM downgrades or
+       prebuilt package usage. The floor only affects normal builds whose flowed version is below MSBuild's
+       minimum; source-build's live version wins when it is newer. -->
+  <PropertyGroup>
+    <SystemRuntimeCentralFloorVersion>10.0.9</SystemRuntimeCentralFloorVersion>
+    <SystemSecurityCryptographyXmlCentralVersion>$(SystemSecurityCryptographyXmlVersion)</SystemSecurityCryptographyXmlCentralVersion>
+    <SystemCollectionsImmutableCentralVersion>$(SystemCollectionsImmutableVersion)</SystemCollectionsImmutableCentralVersion>
+    <SystemReflectionMetadataCentralVersion>$(SystemReflectionMetadataVersion)</SystemReflectionMetadataCentralVersion>
+    <SystemSecurityCryptographyXmlCentralVersion Condition="'$(SystemSecurityCryptographyXmlVersion)' != '' and $([MSBuild]::VersionLessThan('$(SystemSecurityCryptographyXmlVersion)', '$(SystemRuntimeCentralFloorVersion)'))">$(SystemRuntimeCentralFloorVersion)</SystemSecurityCryptographyXmlCentralVersion>
+    <SystemCollectionsImmutableCentralVersion Condition="'$(SystemCollectionsImmutableVersion)' != '' and $([MSBuild]::VersionLessThan('$(SystemCollectionsImmutableVersion)', '$(SystemRuntimeCentralFloorVersion)'))">$(SystemRuntimeCentralFloorVersion)</SystemCollectionsImmutableCentralVersion>
+    <SystemReflectionMetadataCentralVersion Condition="'$(SystemReflectionMetadataVersion)' != '' and $([MSBuild]::VersionLessThan('$(SystemReflectionMetadataVersion)', '$(SystemRuntimeCentralFloorVersion)'))">$(SystemRuntimeCentralFloorVersion)</SystemReflectionMetadataCentralVersion>
+  </PropertyGroup>
+
   <ItemGroup>
     <!-- Optimization data (MIBC) — referenced via @(MIBCPackage) in Directory.Build.targets -->
     <PackageVersion Include="optimization.windows_nt-x86.mibc.runtime" Version="$(optimizationwindows_ntx86MIBCRuntimeVersion)" />
diff --git a/eng/Versions.props b/eng/Versions.props
index 32cd8b7b8c9..f8996329d3b 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -14,7 +14,7 @@
   <PropertyGroup>
     <!-- Don't use the built in support for pre-release iteration. The nuget repack task doesn't support
          the iteration format at the moment. https://github.com/dotnet/arcade/issues/15919 -->
-    <FSharpPreReleaseIteration>1</FSharpPreReleaseIteration>
+    <FSharpPreReleaseIteration>2</FSharpPreReleaseIteration>
     <PreReleaseVersionLabel>rc$(FSharpPreReleaseIteration)</PreReleaseVersionLabel>
     <!-- F# Version components -->
     <FSMajorVersion>11</FSMajorVersion>

From abf65b135146e8b69106b57390f3b577e76c536f Mon Sep 17 00:00:00 2001
From: "dotnet-maestro[bot]" <dotnet-maestro[bot]@users.noreply.github.com>
Date: Thu, 27 Aug 2026 02:06:31 +0000
Subject: [PATCH 2/2] Update dependencies from build 328805 No dependency
 updates to commit [[ commit created by automation ]]

---
 eng/Version.Details.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 589261ec4d5..ffe08b09761 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
-  <Source Uri="https://github.com/dotnet/dotnet" Mapping="fsharp" Sha="7cdb217445905f3342bbb0266a4497b9a014389a" BarId="326717" />
+  <Source Uri="https://github.com/dotnet/dotnet" Mapping="fsharp" Sha="da377e2093fdde18a0d36429a2644638d07685f6" BarId="328805" />
   <ProductDependencies>
     <Dependency Name="Microsoft.Build" Version="18.11.0-1.26423.1">
       <Uri>https://github.com/dotnet/msbuild</Uri>