From 578dba91faa109599ba12d6ccafb4c173a6e9480 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=B0=95=EB=8F=99=EC=9C=A4=20=28Donny=29?=
 <kdy1997.dev@gmail.com>
Date: Sun, 19 Jan 2025 16:38:57 +0900
Subject: [PATCH] Disable cycle

---
 .../swc_ecma_transforms_optimization/src/simplify/dce/mod.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/crates/swc_ecma_transforms_optimization/src/simplify/dce/mod.rs b/crates/swc_ecma_transforms_optimization/src/simplify/dce/mod.rs
index bc2f25c62fa3..bf3fd5451287 100644
--- a/crates/swc_ecma_transforms_optimization/src/simplify/dce/mod.rs
+++ b/crates/swc_ecma_transforms_optimization/src/simplify/dce/mod.rs
@@ -144,6 +144,7 @@ impl Data {
     }
 
     /// Traverse the graph and subtract usages from `used_names`.
+    #[allow(unused)]
     fn subtract_cycles(&mut self) {
         let edges = take(&mut self.edges);
 
@@ -1216,7 +1217,7 @@ fn merge_data(data: Arc<ThreadLocal<RefCell<Data>>>) -> Data {
         merged.merge(data);
     }
 
-    merged.subtract_cycles();
+    // merged.subtract_cycles();
 
     merged
 }
@@ -1280,7 +1281,7 @@ impl Merge for Data {
     fn merge(&mut self, other: Self) {
         self.used_names.merge(other.used_names);
         self.entry_ids.extend(other.entry_ids);
-        self.edges.0.merge(other.edges.0);
+        // self.edges.0.merge(other.edges.0);
     }
 }