# UNDF: UNDF-2026-000000117
diff --git a/src/jdk.compiler/share/classes/com/sun/tools/javac/util/GraphUtils.java b/src/jdk.compiler/share/classes/com/sun/tools/javac/util/GraphUtils.java
index 8620caf3..8c99c9ed 100644
--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/util/GraphUtils.java
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/util/GraphUtils.java
@@ -183,7 +183,7 @@ private void findSCC(N v) {
                     //it's the first time we see this node
                     findSCC(n);
                     v.lowlink = Math.min(v.lowlink, n.lowlink);
-                } else if (stack.contains(n)) {
+                } else if (n.active) {
                     //this node is already reachable from current root
                     v.lowlink = Math.min(v.lowlink, n.index);
                 }