Warning

src/Analyzers/CSharp/Analyzers/UseConditionalExpression/CSharpUseConditionalExpressionHelpers.cs

@@ -6,6 +6,7 @@
 
 using Microsoft.CodeAnalysis.CSharp.Syntax;
 using Microsoft.CodeAnalysis.Operations;
+using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CSharp.UseConditionalExpression
 {
@@ -18,6 +19,7 @@ public static bool IsRef(IReturnOperation? returnOperation)
         public static ExpressionSyntax ConvertToExpression(IThrowOperation throwOperation)
         {
             var throwStatement = (ThrowStatementSyntax)throwOperation.Syntax;
+            RoslynDebug.Assert(throwStatement.Expression != null);
             return SyntaxFactory.ThrowExpression(throwStatement.ThrowKeyword, throwStatement.Expression);
         }
     }