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Imported Upstream version 6.6.0.110

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Former-commit-id: c9672f5a0af86230bea096498f84f5d8396948ac
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Xamarin Public Jenkins (auto-signing)
2019-10-05 08:58:44 +00:00
parent 9050bbfc26
commit 76890153df
49 changed files with 85 additions and 48 deletions
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34
mcs/class/corlib/Test/System.Reflection.Emit/CustomAttributeBuilderTest.cs
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@ -899,6 +899,40 @@ namespace MonoTests.System.Reflection.Emit
}
[Test]
public void MethodInfoGetParametersCrash () {
// Regression test for https://github.com/mono/mono/issues/16570
//
// MethodInfo.GetParameters() called on a dynamic assembly would attempt to copy the custom_name and cookie, which could be junk depending
// on how the union is being used.
var aName = new AssemblyName("TestAssembly");
var testAssembly = AppDomain.CurrentDomain.DefineDynamicAssembly(aName, AssemblyBuilderAccess.RunAndSave);
var testModule = testAssembly.DefineDynamicModule(aName.Name, aName.Name + ".dll");
var typeBuilder = testModule.DefineType("TestType");
var ctorBuilder = typeBuilder.DefineConstructor(MethodAttributes.Public, CallingConventions.Standard, Type.EmptyTypes);
var ctorIl = ctorBuilder.GetILGenerator();
ctorIl.Emit(OpCodes.Ret);
var methodBuilder = typeBuilder.DefineMethod("TestMethod", MethodAttributes.Public, typeof(void), new[] { typeof(int[]) });
methodBuilder.DefineParameter(0, ParameterAttributes.Retval, null);
var paramBuilder = methodBuilder.DefineParameter(1, ParameterAttributes.None, null);
var attrCtor = typeof(MarshalAsAttribute).GetConstructor(new[] { typeof(UnmanagedType) });
object[] ctorArgs = { UnmanagedType.LPArray };
var attr = new CustomAttributeBuilder(attrCtor, ctorArgs);
paramBuilder.SetCustomAttribute(attr);
var methodIl = methodBuilder.GetILGenerator();
methodIl.Emit(OpCodes.Ret);
var createdType = typeBuilder.CreateType();
var methodInfo = createdType.GetMethod("TestMethod", BindingFlags.Instance | BindingFlags.Public);
methodInfo.GetParameters();
}
}
}