Fix function pointer expected output on coreclr (#68212)

Author: 333fred

src/Compilers/CSharp/Test/Emit/CodeGen/CodeGenFunctionPointersTests.cs

@@ -2467,7 +2467,7 @@ .locals init (delegate*<string, string> V_0, //ptr
         }
 
         [WorkItem("https://github.com/dotnet/roslyn/issues/68208")]
-        [ConditionalFact(typeof(WindowsDesktopOnly))]
+        [Fact]
         public void Typeof()
         {
             var verifier = CompileAndVerifyFunctionPointers(@"
@@ -2480,7 +2480,7 @@ static void Main()
         Console.WriteLine(t.ToString());
     }
 }
-", expectedOutput: "System.IntPtr");
+", expectedOutput: ExecutionConditionUtil.IsCoreClr ? "System.Void()" : "System.IntPtr");
 
             verifier.VerifyIL("C.Main()", expectedIL: @"
 {

src/Compilers/CSharp/Test/Semantic/Semantics/DelegateTypeTests.cs

@@ -9083,7 +9083,7 @@ static void Main()
         }
 
         [WorkItem("https://github.com/dotnet/roslyn/issues/68208")]
-        [ConditionalFact(typeof(WindowsDesktopOnly))]
+        [Fact]
         public void SynthesizedDelegateTypes_16()
         {
             var source =
@@ -9111,16 +9111,27 @@ static void Main()
             var comp = CreateCompilation(source, options: TestOptions.UnsafeReleaseExe);
             comp.VerifyDiagnostics();
 
-            CompileAndVerify(comp, expectedOutput:
-@"System.Func`1[(fnptr)[]]
-System.Action`1[(fnptr)[]]
-<>F{00000001}`2[System.Int32,(fnptr)[]]
-<>A{00000001}`1[(fnptr)[]]
-System.Func`1[(fnptr)[]]
-System.Action`1[(fnptr)[]]
-<>F{00000001}`2[System.Int32,(fnptr)[]]
-<>A{00000001}`1[(fnptr)[]]
-");
+            CompileAndVerify(comp, expectedOutput: ExecutionConditionUtil.IsCoreClr
+            ? """
+              System.Func`1[System.Int32&(System.Int32)[]]
+              System.Action`1[System.Void(System.Int32, System.Int32&)[]]
+              <>F{00000001}`2[System.Int32,System.Int32&(System.Int32)[]]
+              <>A{00000001}`1[System.Void(System.Int32, System.Int32&)[]]
+              System.Func`1[System.Int32&()[]]
+              System.Action`1[System.Void(System.Int32&)[]]
+              <>F{00000001}`2[System.Int32,System.Int32&()[]]
+              <>A{00000001}`1[System.Void(System.Int32&)[]]
+              """
+            : """
+              System.Func`1[(fnptr)[]]
+              System.Action`1[(fnptr)[]]
+              <>F{00000001}`2[System.Int32,(fnptr)[]]
+              <>A{00000001}`1[(fnptr)[]]
+              System.Func`1[(fnptr)[]]
+              System.Action`1[(fnptr)[]]
+              <>F{00000001}`2[System.Int32,(fnptr)[]]
+              <>A{00000001}`1[(fnptr)[]]
+              """);
         }
 
         [Fact]