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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/for-of/iterclose-invalid-return.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/for-of/iterclose-invalid-return.js')
-rw-r--r-- | js/src/jit-test/tests/for-of/iterclose-invalid-return.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/iterclose-invalid-return.js b/js/src/jit-test/tests/for-of/iterclose-invalid-return.js new file mode 100644 index 0000000000..bda448edc7 --- /dev/null +++ b/js/src/jit-test/tests/for-of/iterclose-invalid-return.js @@ -0,0 +1,46 @@ +var returnInvalid = false; + +const iterable = { + [Symbol.iterator]() { + return { + i: 0, + next() { + return { value: this.i++, done: false } + }, + return() { + return returnInvalid ? undefined : { value: "return", done: true }; + } + }; + } +} + +function closeIter(o) { + for (var x of o) { + if (x == 2) { + break; + } + } +} + +function test() { + with ({}) {} + for (var i = 0; i < 1000; i++) { + returnInvalid = i % 10 == 0; + var caught = false; + try { + closeIter(iterable); + } catch { + caught = true; + } + assertEq(caught, returnInvalid); + } +} + +with ({}) {} + +test(); + +// Force an IC in Ion. +closeIter([1,2,3,4,5]); + +test(); |