From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- .../tests/basic/non-extensible-elements4.js | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 js/src/jit-test/tests/basic/non-extensible-elements4.js (limited to 'js/src/jit-test/tests/basic/non-extensible-elements4.js') diff --git a/js/src/jit-test/tests/basic/non-extensible-elements4.js b/js/src/jit-test/tests/basic/non-extensible-elements4.js new file mode 100644 index 0000000000..6b14b97c6f --- /dev/null +++ b/js/src/jit-test/tests/basic/non-extensible-elements4.js @@ -0,0 +1,27 @@ +// When an already-non-extensible object is frozen, its Shape doesn't change. +// Make sure SetElement ICs handle this correctly. + +function doStore(a) { + for (var i = 0; i < 100; i++) { + a[1] = i; + } +} +function test() { + with(this) {} // Don't Ion-compile. + + var a = {0: 0, 1: 1}; + Object.preventExtensions(a); + doStore(a); + assertEq(a[1], 99); + + a[1] = 0; + Object.freeze(a); + doStore(a); + assertEq(a[1], 0); +} + +setJitCompilerOption("ion.forceinlineCaches", 1); +test(); + +setJitCompilerOption("ion.forceinlineCaches", 0); +test(); -- cgit v1.2.3