From 0f217514062351984afd5976bcd4d0e50c3fc15a Mon Sep 17 00:00:00 2001
From: Jerome Haltom <jhaltom@alethic.solutions>
Date: Tue, 19 Dec 2023 12:01:09 -0600
Subject: [PATCH] Distinct target RIDs.

---
 .../MatchCompatibleRuntimeIdentifierItems.cs               | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/IKVM.Core.MSBuild.Tasks/MatchCompatibleRuntimeIdentifierItems.cs b/src/IKVM.Core.MSBuild.Tasks/MatchCompatibleRuntimeIdentifierItems.cs
index be5f2ac..4aeb7eb 100644
--- a/src/IKVM.Core.MSBuild.Tasks/MatchCompatibleRuntimeIdentifierItems.cs
+++ b/src/IKVM.Core.MSBuild.Tasks/MatchCompatibleRuntimeIdentifierItems.cs
@@ -122,7 +122,7 @@ static bool IsImport(string rid, string importRid)
         /// <returns></returns>
         public override bool Execute()
         {
-            MatchCompatibleItems(TargetRuntimeIdentifiers.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries));
+            MatchCompatibleItems(TargetRuntimeIdentifiers.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries).Distinct());
             return true;
         }
 
@@ -130,13 +130,10 @@ public override bool Execute()
         /// For each group of items defined by the GroupKey, append metadata
         /// </summary>
         /// <param name="targetRids"></param>
-        /// <exception cref="NotImplementedException"></exception>
-        void MatchCompatibleItems(ICollection<string> targetRids)
+        void MatchCompatibleItems(IEnumerable<string> targetRids)
         {
             if (targetRids is null)
                 throw new ArgumentNullException(nameof(targetRids));
-            if (targetRids.Count == 0)
-                throw new ArgumentOutOfRangeException(nameof(targetRids));
 
             // group items and match group
             foreach (var group in Items.GroupBy(i => GroupKeyMetadataName != null ? (i.GetMetadata(GroupKeyMetadataName) ?? "") : ""))