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 --- .../jit-test/tests/cacheir/shape-teleporting-3.js | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 js/src/jit-test/tests/cacheir/shape-teleporting-3.js (limited to 'js/src/jit-test/tests/cacheir/shape-teleporting-3.js') diff --git a/js/src/jit-test/tests/cacheir/shape-teleporting-3.js b/js/src/jit-test/tests/cacheir/shape-teleporting-3.js new file mode 100644 index 0000000000..18349056c3 --- /dev/null +++ b/js/src/jit-test/tests/cacheir/shape-teleporting-3.js @@ -0,0 +1,32 @@ +function test1() { + var o1 = {x: 1, y: 2, z: 3}; + var o2 = Object.create(o1); + var o3 = Object.create(o2); + o2.x = 2; // Ensure teleporting is invalidated for o1. + for (var i = 0; i < 30; i++) { + assertEq(o3.y, i > 20 ? -1 : 2); + if (i === 20) { + // Add a (second) shadowing property to o2. The property access + // above must detect this properly. + o2.y = -1; + } + } +} +test1(); + +function test2() { + var o1 = {x: 1, y: 2, z: 3}; + var o2 = Object.create(o1); + var o3 = Object.create(o2); + var o4 = Object.create(o3); + o2.x = 1; + o2.a = 2; + o3.a = 2; + for (var i = 0; i < 30; i++) { + assertEq(o4.y, i > 20 ? undefined : 2); + if (i === 20) { + o2.__proto__ = null; + } + } +} +test2(); -- cgit v1.2.3