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-rw-r--r--js/src/tests/ecma_5/RegExp/regress-617935.js38
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!");