Workaround for Sqlite/InMemory test failures on OSX (#28328)

azure-pipelines.yml

@@ -132,6 +132,7 @@ stages:
  - script: eng/common/cibuild.sh --configuration $(_BuildConfig) --prepareMachine $(_InternalRuntimeDownloadArgs)
  env:
  Test__Cosmos__DefaultConnection: $(_CosmosConnectionUrl)
+ COMPlus_EnableWriteXorExecute: 0 # Work-around for https://github.com/dotnet/runtime/issues/70758
  name: Build
  - task: PublishBuildArtifacts@1
  displayName: Upload TestResults
@@ -238,6 +239,7 @@ stages:
  HelixAccessToken: $(_HelixAccessToken)
  SYSTEM_ACCESSTOKEN: $(System.AccessToken) # We need to set this env var to publish helix results to Azure Dev Ops
  MSSQL_SA_PASSWORD: "Password12!"
+ COMPlus_EnableWriteXorExecute: 0 # Work-around for https://github.com/dotnet/runtime/issues/70758
 
 - ${{ if and(ne(variables['System.TeamProject'], 'public'), notin(variables['Build.Reason'], 'PullRequest')) }}:
  - template: eng\common\templates\post-build\post-build.yml

eng/helix.proj

@@ -37,6 +37,13 @@
  </XUnitProject>
  </ItemGroup>
 
+ <!-- Work-around for https://github.com/dotnet/runtime/issues/70758 -->
+ <ItemGroup Condition = "'$(HelixTargetQueue.StartsWith(`OSX`))'">
+ <XUnitProject Update="$(RepoRoot)/test/EFCore.InMemory.FunctionalTests/*.csproj;$(RepoRoot)/test/EFCore.Sqlite.FunctionalTests/*.csproj">
+ <PreCommands>$(PreCommands); export COMPlus_EnableWriteXorExecute=0</PreCommands>
+ </XUnitProject>
+ </ItemGroup>
+
  <!-- Start SqlServer instance for test projects which uses SqlServer on docker. Also remove other projects as they will be run outside of docker. -->
  <ItemGroup Condition = "'$(HelixTargetQueue.Contains(`ubuntu-18.04-helix-sqlserver-amd64`))'">
  <XUnitProject Remove="$(RepoRoot)/test/**/*.csproj"/>