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      1 // Copyright 2014 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 "use strict";
     29 
     30 function for_const() {
     31   for (const x = 1;;) {
     32     if (x == 1) break;
     33   }
     34   for (const x = 1; x < 2;) {
     35     if (x == 1) break;
     36   }
     37   for (const x = 1;; 0) {
     38     if (x == 1) break;
     39   }
     40 }
     41 
     42 for_const();
     43 
     44 function for_let() {
     45   for (let x;;) {
     46     if (!x) break;
     47   }
     48   for (let x; x < 2;) {
     49     if (!x) break;
     50   }
     51   for (let x = 1;; x++) {
     52     if (x == 2) break;
     53   }
     54 }
     55 
     56 for_let();
     57 
     58 function for_var() {
     59   for (var x;;) {
     60     if (!x) break;
     61   }
     62   for (var x; x < 2;) {
     63     if (!x) break;
     64   }
     65   for (var x = 1;; x++) {
     66     if (x == 2) break;
     67   }
     68 }
     69 
     70 for_var();
     71