tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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bug1720032-3.js (406B)

      1 function main() {
      2  class Base {}
      3 
      4  class Derived extends Base {
      5    constructor() {
      6      super();
      7 
      8      let v = 0xffff;
      9 
     10      try {
     11        // Ensure this statement doesn't get DCE'ed.
     12        v &= 0xff;
     13 
     14        // Calling |super()| twice throws an error.
     15        super();
     16      } catch {}
     17 
     18      assertEq(v, 255);
     19    }
     20  }
     21 
     22  for (let i = 0; i < 15; i++) {
     23    new Derived();
     24  }
     25 }
     26 main();
     27 main();