[wasm] Fix build errors due to trimming in System.Reflection.MetadataLoadContext

radical · radical · commit 79fa75b6a1d7 · 2021-04-15T19:58:38.000-04:00
The test project explicitly copies, and needs `mscorlib.dll`, which gets
trimmed out with `EnableAggressiveTrimming=true`. Preserve that.
diff --git a/src/libraries/System.Reflection.MetadataLoadContext/tests/ILLink.Descriptors.xml b/src/libraries/System.Reflection.MetadataLoadContext/tests/ILLink.Descriptors.xml
@@ -0,0 +1,3 @@
+<linker>
+  <assembly fullname="mscorlib" />
+</linker>
diff --git a/src/libraries/System.Reflection.MetadataLoadContext/tests/System.Reflection.MetadataLoadContext.Tests.csproj b/src/libraries/System.Reflection.MetadataLoadContext/tests/System.Reflection.MetadataLoadContext.Tests.csproj
@@ -78,5 +78,7 @@
     <WasmFilesToIncludeFromPublishDir Include="System.Private.CoreLib.dll" />
     <WasmFilesToIncludeFromPublishDir Include="System.Reflection.MetadataLoadContext.Tests.dll" />
     <WasmFilesToIncludeFromPublishDir Include="mscorlib.dll" />
+
+    <TrimmerRootDescriptor Include="$(MSBuildThisFileDirectory)ILLink.Descriptors.xml" />
   </ItemGroup>
 </Project>
