Make CheckForDuplicateItems case insensitive

Fixes #35693
dotnet · Sep 25, 2023 · 02ff74c · 02ff74c
1 parent c382c93
commit 02ff74c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Tasks/Microsoft.NET.Build.Tasks/CheckForDuplicateItems.cs b/src/Tasks/Microsoft.NET.Build.Tasks/CheckForDuplicateItems.cs
@@ -35,7 +35,7 @@ protected override void ExecuteCore()
 
             if (DefaultItemsEnabled && DefaultItemsOfThisTypeEnabled)
             {
-                var itemGroups = Items.GroupBy(i => i.ItemSpec);
+                var itemGroups = Items.GroupBy(i => i.ItemSpec, StringComparer.OrdinalIgnoreCare);
 
                 var duplicateItems = itemGroups.Where(g => g.Count() > 1).ToList();
                 if (duplicateItems.Any())