Closed
Bug 665289
Opened 13 years ago
Closed 13 years ago
TI: "Assertion failure: !unknownProperties(),"
Categories
(Core :: JavaScript Engine, defect)
Tracking
()
RESOLVED
FIXED
People
(Reporter: gkw, Unassigned)
References
Details
(Keywords: assertion, testcase)
Attachments
(1 file)
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8.24 KB,
text/plain
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Details |
delete this.Function;
a = evalcx("lazy");
a["Object"] = this;
if (typeof a.isPrototypeOf == "") {}
asserts js debug shell on JM changeset 9ff00d53b5a5 with -n at Assertion failure: !unknownProperties(), when the testcase is passed in as a CLI argument.
This was found using a combination of jsfunfuzz and jandem's method fuzzer.
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Comment 1•13 years ago
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Missed a case where we could redundantly mark a type object as having unknown properties. http://hg.mozilla.org/projects/jaegermonkey/rev/ab061e5730cb
Status: NEW → RESOLVED
Closed: 13 years ago
Resolution: --- → FIXED
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Comment 2•11 years ago
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A testcase for this bug was automatically identified at js/src/jit-test/tests/basic/bug665289.js.
Flags: in-testsuite+
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Description
•