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-rw-r--r--js/src/jit-test/tests/regexp/huge-01.js21
1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/regexp/huge-01.js b/js/src/jit-test/tests/regexp/huge-01.js
new file mode 100644
index 0000000000..bc1529f0c6
--- /dev/null
+++ b/js/src/jit-test/tests/regexp/huge-01.js
@@ -0,0 +1,21 @@
+
+function g(N, p) {
+ var prefix = p.repeat(N);
+ var str = prefix + "[AB]";
+
+ try {
+ var re = new RegExp(str);
+ re.exec(prefix + "A");
+ } catch(e) {
+ // 1. Regexp too big is raised by the lack of the 64k virtual registers
+ // reserved for the regexp evaluation.
+ // 2. The stack overflow can occur during the analysis of the regexp
+ assertEq(e.message.includes("regexp too big") ||
+ e.message.includes("Stack overflow") ||
+ e.message.includes("too much recursion"), true);
+ }
+}
+
+var prefix = "/(?=k)ok/";
+for (var i = 0; i < 18; i++)
+ g(Math.pow(2, i), prefix)