regexp-4.js - mozsearch

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// |jit-test| --fast-warmup; --no-threads

// Test invalidation of Ion code when RegExpPrototype fuse is popped for

// RegExpExec intrinsic.

function test() {

  var s = "foobar";

  var re = /abc.+/;

  var count = 0;

  for (var i = 0; i < 200; i++) {

    re.test(s);

    if (i === 150) {

      // Pop the fuse.

      RegExp.prototype.exec = function() {

        count++;

        return null;

};

  assertEq(count, 49);

test();