From 055c60bc178f8d6fcbb3a4fc08c77644a8edc7ec Mon Sep 17 00:00:00 2001
From: LPeter1997 <lenkefi.peti@gmail.com>
Date: Sun, 15 Oct 2023 10:31:00 +0200
Subject: [PATCH] Update DecisionTree.cs

---
 src/Draco.Compiler/Internal/FlowAnalysis/DecisionTree.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Draco.Compiler/Internal/FlowAnalysis/DecisionTree.cs b/src/Draco.Compiler/Internal/FlowAnalysis/DecisionTree.cs
index 268989c8e..d0a33ecea 100644
--- a/src/Draco.Compiler/Internal/FlowAnalysis/DecisionTree.cs
+++ b/src/Draco.Compiler/Internal/FlowAnalysis/DecisionTree.cs
@@ -391,7 +391,9 @@ private void Build(Node node)
         // Specialize for each of these cases
         foreach (var group in coveredPatterns)
         {
-            foreach (var (pat, guard) in group)
+            var pat = group.Key;
+            var guards = group.Select(p => p.Guard).Distinct();
+            foreach (var guard in guards)
             {
                 // Specialize to the pattern
                 var child = this.Specialize(node, pat);