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eng/build.ps1

@@ -212,7 +212,7 @@ function BuildSolution() {
   $projects = Join-Path $RepoRoot $solution
   $toolsetBuildProj = InitializeToolset
 
-  $testTargetFrameworks = if ($testCoreClr) { 'netcoreapp3.1;net5.0' } else { "" }
+  $testTargetFrameworks = if ($testCoreClr) { 'net5.0' } else { "" }
   
   $ibcDropName = GetIbcDropName
 
@@ -251,7 +251,7 @@ function BuildSolution() {
       /p:OfficialBuildId=$officialBuildId `
       /p:UseRoslynAnalyzers=$runAnalyzers `
       /p:BootstrapBuildPath=$bootstrapDir `
-      /p:TestTargetFrameworks='$testTargetFrameworks' `
+      /p:TestTargetFrameworks=$testTargetFrameworks `
       /p:TreatWarningsAsErrors=$warnAsError `
       /p:EnableNgenOptimization=$applyOptimizationData `
       /p:IbcOptimizationDataDir=$ibcDir `

eng/build.sh

@@ -266,7 +266,7 @@ function BuildSolution {
     test_runtime_args="--debug"
   elif [[ "$test_core_clr" == true ]]; then
     test=true
-    test_runtime="/p:TestRuntime=Core /p:TestTargetFrameworks=netcoreapp3.1;net5.0"
+    test_runtime="/p:TestRuntime=Core /p:TestTargetFrameworks=net5.0"
     mono_tool=""
   fi
 

src/Workspaces/CoreTestUtilities/Roslyn.Services.UnitTests.Utilities.csproj

@@ -4,7 +4,7 @@
   <PropertyGroup>
     <OutputType>Library</OutputType>
     <RootNamespace>Microsoft.CodeAnalysis.UnitTests</RootNamespace>
-    <TargetFrameworks>net5.0;netcoreapp3.1;net472</TargetFrameworks>
+    <TargetFrameworks>net5.0;net472</TargetFrameworks>
     <UseWpf>true</UseWpf>
     <IsShipping>false</IsShipping>
     <ExcludeFromSourceBuild>true</ExcludeFromSourceBuild>