Closed Bug 900441 Opened 6 years ago Closed 6 years ago

Assertion failure: block_, at ion/ValueNumbering.cpp:447

Categories

(Core :: JavaScript Engine, defect, critical)

x86_64
Linux
defect
Not set
critical

Tracking

()

RESOLVED FIXED
mozilla25

People

(Reporter: decoder, Unassigned)

References

(Blocks 1 open bug)

Details

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

Attachments

(2 files)

The following testcase asserts on mozilla-central revision 05d3797276d3 (run with --fuzzing-safe --ion-eager):


function TestCase(n, d, e, a) {}
function eval() bailout();   
new TestCase(eval("this"));
Whiteboard: [jsbugmon:update,bisect]
Whiteboard: [jsbugmon:update,bisect] → [jsbugmon:update]
JSBugMon: Bisection requested, result:
autoBisect shows this is probably related to the following changeset:

The first bad revision is:
changeset:   http://hg.mozilla.org/mozilla-central/rev/8d0d262985d9
user:        Hannes Verschore
date:        Wed Jul 31 15:07:34 2013 +0200
summary:     Bug 899735 - IonMonkey: Add a function to the shell that makes it possible to cause a bailout in IM, r=jandem

This iteration took 350.928 seconds to run.
Looked into it because it was in gvn, found the problem elsewhere.
Attachment #784678 - Flags: review?(hv1989)
Comment on attachment 784678 [details] [diff] [review]
/home/mjrosenb/patches/addUndefined-r0.patch

Review of attachment 784678 [details] [diff] [review]:
-----------------------------------------------------------------

How stupid of me. Thanks for finding/fixing this!
Attachment #784678 - Flags: review?(hv1989) → review+
https://hg.mozilla.org/mozilla-central/rev/7d582e8caa96
Status: NEW → RESOLVED
Closed: 6 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla25
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