Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 37 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/ion/getPropertyCacheOverflow.js b/js/src/jit-test/tests/ion/getPropertyCacheOverflow.js
new file mode 100644
index 0000000000..41a7fadedc
--- /dev/null
+++ b/js/src/jit-test/tests/ion/getPropertyCacheOverflow.js
@@ -0,0 +1,37 @@
+// This test was made to be effective with --no-jm.
+
+var list = [
+  { entry00: 0, length: 1 },
+  { entry01: 0, length: 1 },
+  { entry02: 0, length: 1 },
+  { entry03: 0, length: 1 },
+  { entry04: 0, length: 1 },
+  { entry05: 0, length: 1 },
+  { entry06: 0, length: 1 },
+  { entry07: 0, length: 1 },
+  { entry08: 0, length: 1 },
+  { entry09: 0, length: 1 },
+  { entry10: 0, length: 1 },
+  { entry11: 0, length: 1 },
+  { entry12: 0, length: 1 },
+  { entry13: 0, length: 1 },
+  { entry14: 0, length: 1 },
+  { entry15: 0, length: 1 },
+  { entry16: 0, length: 1 }, // cause an overflow.
+  { entry17: 0, length: 1 },
+  [0],
+  (new Uint8Array(new ArrayBuffer(1)))
+];
+
+function f(obj) {
+    return obj.length;
+}
+
+// Cook the f function on the top of the list to make sure we do not register
+// our test cases.
+for (var i = 0; i < 100; i++)
+    f(list[i % 10]);
+
+// Register & check stubs.
+for (var i = 0; i < 40; i++)
+    assertEq(f(list[i % 20]), 1);