From 91920dc8cbbfe3a055489a3f26b70d4119f6061d Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Thu, 27 Jun 2013 11:11:53 -0700
Subject: do not collapse & inside a FUNCTION_TABLE call, we need the mask

---
 tools/js-optimizer.js | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'tools/js-optimizer.js')

diff --git a/tools/js-optimizer.js b/tools/js-optimizer.js
index 151e573a..4829fec8 100644
--- a/tools/js-optimizer.js
+++ b/tools/js-optimizer.js
@@ -584,6 +584,8 @@ function simplifyExpressionsPre(ast) {
             node[3] = value[2];
           }
         }
+      } else if (type == 'sub' && node[1][0] == 'name' && /^FUNCTION_TABLE.*/.exec(node[1][1])) {
+        return null; // do not traverse subchildren here, we should not collapse 55 & 126. TODO: optimize this into a nonvirtual call (also because we lose some other opts here)!
       }
     });
 
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