"Delegate invocation can be simplified" crashes on top-level statements

[jnm2]

Version Used: 17.13.0 Preview 2.0

var expr = () => { };
if (expr != null) expr.Invoke();

💡 Simplify delegate invocation:

System.InvalidCastException : Unable to cast object of type 'Microsoft.CodeAnalysis.CSharp.Syntax.GlobalStatementSyntax' to type 'Microsoft.CodeAnalysis.CSharp.Syntax.IfStatementSyntax'.
   at Microsoft.CodeAnalysis.CSharp.InvokeDelegateWithConditionalAccess.InvokeDelegateWithConditionalAccessCodeFixProvider.HandleSingleIfStatementForm(SyntaxEditor editor,Diagnostic diagnostic,CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.CSharp.InvokeDelegateWithConditionalAccess.InvokeDelegateWithConditionalAccessCodeFixProvider.AddEdits(SyntaxEditor editor,Diagnostic diagnostic,CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.CSharp.InvokeDelegateWithConditionalAccess.InvokeDelegateWithConditionalAccessCodeFixProvider.FixAllAsync(Document document,ImmutableArray`1 diagnostics,SyntaxEditor editor,CancellationToken cancellationToken)
   at Microsoft.CodeAnalysis.CodeFixes.SyntaxEditorBasedCodeFixProvider.<>c__DisplayClass7_0.<FixAllAsync>b__0(SyntaxEditor editor)
   at async Microsoft.CodeAnalysis.CodeFixes.SyntaxEditorBasedCodeFixProvider.FixAllWithEditorAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.CodeActions.CodeAction.GetChangedSolutionAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.CodeActions.CodeAction.ComputeOperationsAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.CodeActions.CodeAction.ComputePreviewOperationsAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.CodeActions.CodeAction.GetPreviewOperationsAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.Editor.Implementation.Suggestions.SuggestedAction.GetPreviewOperationsAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.Editor.Implementation.Suggestions.SuggestedAction.GetPreviewResultAsync(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.Editor.Implementation.Suggestions.SuggestedActionWithNestedFlavors.<>c__DisplayClass16_0.<GetPreviewAsync>b__0(<Unknown Parameters>)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at async Microsoft.CodeAnalysis.Extensions.IExtensionManagerExtensions.PerformFunctionAsync[T](<Unknown Parameters>)