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-rw-r--r--tools/js-optimizer.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/js-optimizer.js b/tools/js-optimizer.js
index efbfa8aa..f2dc516a 100644
--- a/tools/js-optimizer.js
+++ b/tools/js-optimizer.js
@@ -1598,7 +1598,7 @@ function registerize(ast) {
fun[2].push(reg);
}
}
- getStatements(fun).unshift(['var', vars]);
+ if (vars.length > 0) getStatements(fun).unshift(['var', vars]);
}
} else {
//printErr('unfake params: \n\n' + astToSrc(fun) + '\n\n');