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js/src/jit-test/tests/basic/bug720070.js@ac0c01689b40

js/src/jit-test/tests/basic/bug720070.js

Thu, 15 Jan 2015 15:59:08 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 15:59:08 +0100

branch

TOR_BUG_9701

changeset 10

ac0c01689b40

permissions

-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

 var bytes = [0xff, 0xf7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff]; // big-endian

 bytes.reverse(); // if testing on little-endian

 var result = new Float64Array(new Uint8Array(bytes).buffer)[0];

 // Check that this doesn't crash

 isNaN(result + 0);