From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/jit-test/tests/basic/bug504587-1.js | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 js/src/jit-test/tests/basic/bug504587-1.js (limited to 'js/src/jit-test/tests/basic/bug504587-1.js') diff --git a/js/src/jit-test/tests/basic/bug504587-1.js b/js/src/jit-test/tests/basic/bug504587-1.js new file mode 100644 index 0000000000..a489f99cac --- /dev/null +++ b/js/src/jit-test/tests/basic/bug504587-1.js @@ -0,0 +1,13 @@ +// This test case failed a WIP patch. See https://bugzilla.mozilla.org/show_bug.cgi?id=504587#c68 + +function B() {} +B.prototype.x = 1; +var d = new B; + +var names = ['z', 'z', 'z', 'z', 'z', 'z', 'z', 'x']; +for (var i = 0; i < names.length; i++) { + x = d.x; // guard on shapeOf(d) + d[names[i]] = 2; // unpredicted shape change + y = d.x; // guard here is elided +} +assertEq(y, 2); // Assertion failed: got 1, expected 2 -- cgit v1.2.3