fix corner case in inline (#5846)

fixes #5842

lib/compress.js

@@ -14166,7 +14166,7 @@ Compressor.prototype.compress = function(node) {
                                 stat.walk(find_return);
                                 return !abort;
                             }) && node.bcatch) node.bcatch.walk(find_return);
-                            return true;
+                            return;
                         }
                         if (node instanceof AST_Scope) return true;
                     }));