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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/jit-test/tests/basic/bound-function-proto.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/basic/bound-function-proto.js')
-rw-r--r-- | js/src/jit-test/tests/basic/bound-function-proto.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bound-function-proto.js b/js/src/jit-test/tests/basic/bound-function-proto.js new file mode 100644 index 0000000000..a692381717 --- /dev/null +++ b/js/src/jit-test/tests/basic/bound-function-proto.js @@ -0,0 +1,18 @@ +// When allocating a bound function in JIT code, ensure it ends up with the +// correct proto. +function f() { + var arr = [function(){}, function(){}]; + + arr[0].bind = Function.prototype.bind; + arr[1].bind = Function.prototype.bind; + + var proto = {}; + Object.setPrototypeOf(arr[1], proto); + + for (var i = 0; i < 2000; i++) { + var fun = arr[Number(i > 1000)]; + var bound = fun.bind(null); + assertEq(Object.getPrototypeOf(bound), i > 1000 ? proto : Function.prototype); + } +} +f(); |