From ed69adedcd7140fd93d888d6b9dd46a6153adc7f Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Wed, 10 Jun 2020 15:51:00 +0100
Subject: fix corner case in `--reduce-test` (#3985)

---
 test/mocha/reduce.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test/mocha/reduce.js')

diff --git a/test/mocha/reduce.js b/test/mocha/reduce.js
index 271358be..c1864735 100644
--- a/test/mocha/reduce.js
+++ b/test/mocha/reduce.js
@@ -296,4 +296,18 @@ describe("test/reduce.js", function() {
             "// }",
         ]).join("\n"));
     });
+    it("Should handle corner cases when intermediate case differs only in Error.message", function() {
+        if (semver.satisfies(process.version, "<=0.10")) return;
+        var result = reduce_test(read("test/input/reduce/diff_error.js"), {
+            compress: {
+                keep_fargs: false,
+                unsafe: true,
+            },
+            mangle: false,
+        }, {
+            verbose: false,
+        });
+        if (result.error) throw result.error;
+        assert.strictEqual(result.code, read("test/input/reduce/diff_error.reduced.js"));
+    });
 });
-- 
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