1 files changed, 13 insertions, 1 deletions
diff --git a/tools/eliminator/node_modules/uglify-js/lib/process.js b/tools/eliminator/node_modules/uglify-js/lib/process.js
index 39ccde37..88ce490f 100644
--- a/tools/eliminator/node_modules/uglify-js/lib/process.js
+++ b/tools/eliminator/node_modules/uglify-js/lib/process.js
@@ -412,7 +412,19 @@ function gen_code(ast, options) {
   };
 
   function add_commas(a) {
-    return a.join("," + space);
+    var str = a.join("," + space);
+    if (options.debug) {
+      // if a line contains more than one comma-separated segment, assign it the
+      // original line number of the first NodeWithLine segment
+      for (var i = 0, l = a.length; i < l; i ++) {
+        var v = a[i];
+        if (v instanceof NodeWithLine) {
+          v.str = str;
+          return v
+        }
+      }
+    }
+    return str;
   };
 
   function parenthesize(expr) {