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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/for-of/iterclose-invalid-return-throw.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/jit-test/tests/for-of/iterclose-invalid-return-throw.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/iterclose-invalid-return-throw.js b/js/src/jit-test/tests/for-of/iterclose-invalid-return-throw.js new file mode 100644 index 0000000000..599b6479fa --- /dev/null +++ b/js/src/jit-test/tests/for-of/iterclose-invalid-return-throw.js @@ -0,0 +1,48 @@ +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) { + throw "good"; + } + } +} + +function test() { + with ({}) {} + for (var i = 0; i < 1000; i++) { + returnInvalid = i % 10 == 0; + var caught = "bad"; + try { + closeIter(iterable); + } catch (e) { + caught = e; + } + assertEq(caught, "good"); + } +} + +with ({}) {} + +test(); + +// Force an IC in Ion. +try { + closeIter([1,2,3,4,5]); +} catch {} + +test(); |