IonMonkey: "Assertion failure: !unknownProperties(),"

RESOLVED FIXED

Status

()

Core
JavaScript Engine
--
critical
RESOLVED FIXED
6 years ago
6 years ago

People

(Reporter: gkw, Assigned: dvander)

Tracking

(Blocks: 2 bugs, {assertion, testcase})

Trunk
x86
Mac OS X
assertion, testcase
Points:
---
Dependency tree / graph

Firefox Tracking Flags

(Not tracked)

Details

Attachments

(3 attachments)

(Reporter)

Description

6 years ago
Created attachment 594647 [details]
testcase

The attached testcase asserts js debug shell on IonMonkey changeset 43b55878da46 with -m, -a, --ion and -n at Assertion failure: !unknownProperties(),

This was found using a combination of jsfunfuzz and jandem's method fuzzer.
(Reporter)

Comment 1

6 years ago
Tested when the testcase is passed in as a CLI argument.
(Reporter)

Comment 2

6 years ago
Created attachment 594739 [details]
stack
(Reporter)

Comment 3

6 years ago
-a is not needed to reproduce this assert.
(Reporter)

Comment 4

6 years ago
Still reproduces on changeset a1fc5b03be76.
(Assignee)

Comment 5

6 years ago
Created attachment 594851 [details] [diff] [review]
fix
Assignee: general → dvander
Status: NEW → ASSIGNED
Attachment #594851 - Flags: review?(bhackett1024)
Comment on attachment 594851 [details] [diff] [review]
fix

Including that big test might be overkill.
Attachment #594851 - Flags: review?(bhackett1024) → review+
(Assignee)

Comment 7

6 years ago
fair enough! http://hg.mozilla.org/projects/ionmonkey/rev/d2d82d1ede00
Status: ASSIGNED → RESOLVED
Last Resolved: 6 years ago
Resolution: --- → FIXED
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