Closed Bug 851756 Opened 11 years ago Closed 11 years ago

Assertion failure: !unknownProperties(), at jsinferinlines.h

Categories

(Core :: JavaScript Engine, defect)

x86_64
macOS
defect
Not set
critical

Tracking

()

RESOLVED FIXED

People

(Reporter: gkw, Unassigned)

References

Details

(Keywords: assertion, regression, testcase, Whiteboard: [jsbugmon:update])

Attachments

(1 file)

Attached file stack
({ x: false })[String] = 7
eval("[{x:3}]")

asserts js debug shell on m-c changeset 8f5b1f9f5804 without any CLI arguments at Assertion failure: !unknownProperties(), at jsinferinlines.h

autoBisect shows this is probably related to the following changeset:

The first bad revision is:
changeset:   124796:04695ce03bb6
user:        Brian Hackett
date:        Thu Mar 14 05:18:47 2013 -0600
summary:     Bug 836968 - Cache shapes for JSON objects and assign types to constructed JSON objects and arrays, r=waldo,jandem.
Whiteboard: [jsbugmon:update] → [jsbugmon:update,ignore]
JSBugMon: The testcase found in this bug no longer reproduces (tried revision 6d587302645a).
Fix should have landed:

http://hg.mozilla.org/mozilla-central/rev/29fdd1949b09
Status: NEW → RESOLVED
Closed: 11 years ago
Resolution: --- → FIXED
Whiteboard: [jsbugmon:update,ignore] → [jsbugmon:update]
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