The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/ion/bug732847.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,20 @@
     1.4 +try{} catch (x) {}
     1.5 +
     1.6 +var callStack = [];
     1.7 +function currentFunc() {
     1.8 +    return callStack[0];
     1.9 +}
    1.10 +function reportFailure () {
    1.11 +    var funcName = currentFunc();
    1.12 +    // play with the result to cause a SEGV.
    1.13 +    var prefix = (funcName) ? funcName : "";
    1.14 +    // Use OSR to compile the function at the end of the first run.
    1.15 +    for (var i=0; i < 50; i++) ;
    1.16 +}
    1.17 +
    1.18 +callStack[0] = 'test';
    1.19 +// Run and compile with a string as result of currentFunc.
    1.20 +reportFailure();
    1.21 +callStack[0] = undefined;
    1.22 +// Use previously compiled code with the string assumption.
    1.23 +reportFailure();