Fixes

dotnet · May 17, 2024 · 3d21eb6 · 3d21eb6
1 parent e841c63
commit 3d21eb6
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Showing 2 changed files with 8 additions and 0 deletions.
diff --git a/src/libraries/System.Reflection.Metadata/tests/Metadata/Decoding/SignatureDecoderTests.cs b/src/libraries/System.Reflection.Metadata/tests/Metadata/Decoding/SignatureDecoderTests.cs
@@ -280,6 +280,9 @@ public static unsafe int DoSomething()
                 byte[] bytes = new byte[] { 1, 2, 3 };
                 fixed (byte* bytePtr = bytes)
                 {
+                    // Take address of the local variable to prevent it from being optimized out by Roslyn
+                    GC.KeepAlive((nint)(&bytePtr));
+
                     return *bytePtr;
                 }
             }

diff --git a/src/libraries/System.Runtime/tests/System.Runtime.Tests/System/Reflection/MethodBodyTests.cs b/src/libraries/System.Runtime/tests/System.Runtime.Tests/System/Reflection/MethodBodyTests.cs
@@ -95,12 +95,17 @@ private static void MethodBodyExample(object arg)
             catch (Exception ex)
             {
                 Console.WriteLine(ex.Message);
+                // Reference local variables to prevent them from being optimized out by Roslyn
+                GC.KeepAlive(ex);
             }
             finally
             {
                 var1 = 3;
                 var2 = "I am a new string!";
             }
+            // Reference local variables to prevent them from being optimized out by Roslyn
+            GC.KeepAlive((object)var1);
+            GC.KeepAlive(var2);
         }
     }
 }