From a4ab4a3f6da8b786e4dd51c84a51b84956a40505 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Donny/=EA=B0=95=EB=8F=99=EC=9C=A4?= <kdy1997.dev@gmail.com>
Date: Tue, 20 Dec 2022 15:54:27 +0900
Subject: [PATCH 1/4] Add a test

---
 crates/swc/tests/exec/issues-6xxx/6581/.swcrc | 19 +++++++++++++++++++
 .../swc/tests/exec/issues-6xxx/6581/exec.ts   |  6 ++++++
 2 files changed, 25 insertions(+)
 create mode 100644 crates/swc/tests/exec/issues-6xxx/6581/.swcrc
 create mode 100644 crates/swc/tests/exec/issues-6xxx/6581/exec.ts

diff --git a/crates/swc/tests/exec/issues-6xxx/6581/.swcrc b/crates/swc/tests/exec/issues-6xxx/6581/.swcrc
new file mode 100644
index 000000000000..f3fa9a792922
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/6581/.swcrc
@@ -0,0 +1,19 @@
+{
+    "jsc": {
+        "parser": {
+            "syntax": "typescript",
+            "tsx": true
+        },
+        "target": "es2019",
+        "loose": true,
+        "minify": {
+            "compress": false,
+            "mangle": false
+        }
+    },
+    "module": {
+        "type": "es6"
+    },
+    "minify": false,
+    "isModule": true
+}
\ No newline at end of file
diff --git a/crates/swc/tests/exec/issues-6xxx/6581/exec.ts b/crates/swc/tests/exec/issues-6xxx/6581/exec.ts
new file mode 100644
index 000000000000..8a7ec89279f3
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/6581/exec.ts
@@ -0,0 +1,6 @@
+class Hoge {
+    #hoge: number
+    constructor() {
+        this.#hoge = 42
+    }
+}
\ No newline at end of file

From 5f98015a382d3eb0f58ad2861b5c65c7147d6f5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Donny/=EA=B0=95=EB=8F=99=EC=9C=A4?= <kdy1997.dev@gmail.com>
Date: Tue, 20 Dec 2022 16:00:03 +0900
Subject: [PATCH 2/4] fixup

---
 crates/swc/tests/exec/issues-6xxx/6581/exec.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/crates/swc/tests/exec/issues-6xxx/6581/exec.ts b/crates/swc/tests/exec/issues-6xxx/6581/exec.ts
index 8a7ec89279f3..65f396e5efdb 100644
--- a/crates/swc/tests/exec/issues-6xxx/6581/exec.ts
+++ b/crates/swc/tests/exec/issues-6xxx/6581/exec.ts
@@ -3,4 +3,7 @@ class Hoge {
     constructor() {
         this.#hoge = 42
     }
-}
\ No newline at end of file
+}
+
+new Hoge()
+new Hoge()
\ No newline at end of file

From 3d7c60d6e76b05286f240a6873d7e9488e4760b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Donny/=EA=B0=95=EB=8F=99=EC=9C=A4?= <kdy1997.dev@gmail.com>
Date: Tue, 20 Dec 2022 16:01:00 +0900
Subject: [PATCH 3/4] Add a test

---
 .../exec/issues-6xxx/6581/{ => 1}/.swcrc      |  0
 .../exec/issues-6xxx/6581/{ => 1}/exec.ts     |  0
 .../swc/tests/exec/issues-6xxx/6581/2/.swcrc  | 20 +++++++++++++++++++
 .../swc/tests/exec/issues-6xxx/6581/2/exec.ts |  9 +++++++++
 4 files changed, 29 insertions(+)
 rename crates/swc/tests/exec/issues-6xxx/6581/{ => 1}/.swcrc (100%)
 rename crates/swc/tests/exec/issues-6xxx/6581/{ => 1}/exec.ts (100%)
 create mode 100644 crates/swc/tests/exec/issues-6xxx/6581/2/.swcrc
 create mode 100644 crates/swc/tests/exec/issues-6xxx/6581/2/exec.ts

diff --git a/crates/swc/tests/exec/issues-6xxx/6581/.swcrc b/crates/swc/tests/exec/issues-6xxx/6581/1/.swcrc
similarity index 100%
rename from crates/swc/tests/exec/issues-6xxx/6581/.swcrc
rename to crates/swc/tests/exec/issues-6xxx/6581/1/.swcrc
diff --git a/crates/swc/tests/exec/issues-6xxx/6581/exec.ts b/crates/swc/tests/exec/issues-6xxx/6581/1/exec.ts
similarity index 100%
rename from crates/swc/tests/exec/issues-6xxx/6581/exec.ts
rename to crates/swc/tests/exec/issues-6xxx/6581/1/exec.ts
diff --git a/crates/swc/tests/exec/issues-6xxx/6581/2/.swcrc b/crates/swc/tests/exec/issues-6xxx/6581/2/.swcrc
new file mode 100644
index 000000000000..4512d3085417
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/6581/2/.swcrc
@@ -0,0 +1,20 @@
+{
+    "jsc": {
+        "parser": {
+            "syntax": "typescript",
+            "tsx": true
+        },
+        "target": "es2019",
+        "loose": true,
+        "minify": {
+            "compress": false,
+            "mangle": false
+        },
+        "externalHelpers": true
+    },
+    "module": {
+        "type": "es6"
+    },
+    "minify": false,
+    "isModule": true
+}
\ No newline at end of file
diff --git a/crates/swc/tests/exec/issues-6xxx/6581/2/exec.ts b/crates/swc/tests/exec/issues-6xxx/6581/2/exec.ts
new file mode 100644
index 000000000000..65f396e5efdb
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/6581/2/exec.ts
@@ -0,0 +1,9 @@
+class Hoge {
+    #hoge: number
+    constructor() {
+        this.#hoge = 42
+    }
+}
+
+new Hoge()
+new Hoge()
\ No newline at end of file

From 019ecc9cb389ef7c2e03854b56e5491707ee0133 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Donny/=EA=B0=95=EB=8F=99=EC=9C=A4?= <kdy1997.dev@gmail.com>
Date: Tue, 20 Dec 2022 16:02:28 +0900
Subject: [PATCH 4/4] Fix

---
 packages/swc-helpers/src/_class_private_field_loose_base.mjs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/swc-helpers/src/_class_private_field_loose_base.mjs b/packages/swc-helpers/src/_class_private_field_loose_base.mjs
index c24fda439fbc..79ca6c8ec3f9 100644
--- a/packages/swc-helpers/src/_class_private_field_loose_base.mjs
+++ b/packages/swc-helpers/src/_class_private_field_loose_base.mjs
@@ -3,5 +3,5 @@ export default function _classPrivateFieldBase(receiver, privateKey) {
     throw new TypeError("attempted to use private field on non-instance");
   }
 
-  return receiver;
+  return receiver[privateKey];
 }