fix corner case in `unsafe` (#4783)

1 files changed, 46 insertions, 0 deletions

diff --git a/test/compress/pure_getters.js b/test/compress/pure_getters.js
index 13f9d4fe..bf6f73ef 100644
--- a/test/compress/pure_getters.js
+++ b/test/compress/pure_getters.js
@@ -1490,3 +1490,49 @@ issue_4751: {
         };
     }
 }
+
+super_toString: {
+    options = {
+        pure_getters: true,
+        unsafe: true,
+    }
+    input: {
+        console.log({
+            f() {
+                return super.toString();
+            },
+        }.f());
+    }
+    expect: {
+        console.log({
+            f() {
+                return super.toString();
+            },
+        }.f());
+    }
+    expect_stdout: "[object Object]"
+    node_version: ">=4"
+}
+
+this_toString: {
+    options = {
+        pure_getters: true,
+        unsafe: true,
+    }
+    input: {
+        console.log({
+            f() {
+                return this.toString();
+            },
+        }.f());
+    }
+    expect: {
+        console.log({
+            f() {
+                return "" + this;
+            },
+        }.f());
+    }
+    expect_stdout: "[object Object]"
+    node_version: ">=4"
+}