From 0a65de89b97731cd83a077303dd0511ba7ff7151 Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Sat, 25 Mar 2017 21:17:30 +0800
Subject: fix `reduce_vars` on `AST_Switch` (#1671)

Take conditional nature of switch branches into account.

fixes #1670
---
 lib/compress.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/compress.js')

diff --git a/lib/compress.js b/lib/compress.js
index e12c5eb0..bea9c9a4 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -341,7 +341,7 @@ merge(Compressor.prototype, {
                     pop();
                     return true;
                 }
-                if (node instanceof AST_Catch) {
+                if (node instanceof AST_Catch || node instanceof AST_SwitchBranch) {
                     push();
                     descend();
                     pop();
-- 
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