Make StandardOleMarshalObject ComVisible #118745
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Pull Request Overview
This PR makes the StandardOleMarshalObject class COM visible by adding the [ComVisible(true)] attribute to address issue #94749. The change enables COM marshaling operations for objects that derive from this class.
- Adds
[ComVisible(true)]attribute toStandardOleMarshalObjectclass - Includes a test to verify that
GetIDispatchForObjectworks correctly with derived objects - Adds the new test file to the project file
Reviewed Changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
StandardOleMarshalObject.Windows.cs |
Adds [ComVisible(true)] attribute to the class declaration |
StandardOleMarshalObjectTests.cs |
New test file verifying COM interop functionality works with derived objects |
System.Runtime.InteropServices.Tests.csproj |
Includes the new test file in the project |
...me.InteropServices.UnitTests/System/Runtime/InteropServices/StandardOleMarshalObjectTests.cs
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...ystem.Private.CoreLib/src/System/Runtime/InteropServices/StandardOleMarshalObject.Windows.cs
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AaronRobinsonMSFT
approved these changes
Aug 14, 2025
This was referenced Aug 14, 2025
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Fixes #94749