diff options
Diffstat (limited to 'js/src/tests/ecma_5/RegExp/regress-617935.js')
-rw-r--r-- | js/src/tests/ecma_5/RegExp/regress-617935.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/ecma_5/RegExp/regress-617935.js b/js/src/tests/ecma_5/RegExp/regress-617935.js new file mode 100644 index 0000000..2505ae6 --- /dev/null +++ b/js/src/tests/ecma_5/RegExp/regress-617935.js @@ -0,0 +1,38 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + * + * Author: Christian Holler <decoder@own-hero.net> + */ + +/* Length of 32 */ +var foo = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"; + +/* Make len(foo) 32768 */ +for (i = 0; i < 10; ++i) { + foo += foo; +} + +/* Add one "a" to cause overflow later */ +foo += "a"; + +var bar = "bbbbbbbbbbbbbbbb"; + +/* Make len(bar) 65536 */ +for (i = 0; i < 12; ++i) { + bar += bar; +} + +/* + * Resulting string should be + * len(foo)*len(bar) = (2^10 * 32 + 1) * 65536 = 2147549184 + * which will be negative as jsint + */ +try { + foo.replace(/[a]/g, bar); +} catch (e) { + reportCompare(e instanceof InternalError, true, "Internal error due to overallocation is ok."); +} +reportCompare(true, true, "No crash occurred."); + +print("All tests passed!"); |