684972 - Nightly9.0a1 does not show page properly

Status: RESOLVED DUPLICATE of bug 684178

(Core :: JavaScript Engine, defect)

Description

[Alice0775 White]

Attachment: Screenshot(comparison Nightly9.0a1 and Aurora8.0a2)

Build Identifier:
http://hg.mozilla.org/mozilla-central/rev/2bb8c0b664cf
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110905 Firefox/9.0a1 ID:20110905030839

Nightly9.0a1 does not show page properly.
See http://forums.mozillazine.org/viewtopic.php?p=11220167#p11220167

Reproducible: Always

Steps to Reproduce:
1. Open Firefox with clean profile
2. Open URL

Actual Results:
  Nightly9.0a1 does not show page properly
  Error in error console:

Error: m is not defined
Source file: http://i.nordstromimage.com/images/store/common/js/MicrosoftAjax-1.2.min.js
Line: 1

Error: Sys.ArgumentUndefinedException: Value cannot be undefined.
Parameter name: baseType
Source file: http://i.nordstromimage.com/images/store/common/js/MicrosoftAjax-1.2.min.js
Line: 1

Error: Sys.ArgumentUndefinedException: Value cannot be undefined.
Parameter name: baseType
Source file: http://i.nordstromimage.com/images/store/common/js/MicrosoftAjax-1.2.min.js
Line: 1

Error: Sys.ArgumentUndefinedException: Value cannot be undefined.
Parameter name: parentType
Source file: http://i.nordstromimage.com/images/store/common/js/MicrosoftAjax-1.2.min.js
Line: 1



Expected Results:
  Nightly9.0a1 should show page properly



Regression window(cached m-c hourly):
Works:
http://hg.mozilla.org/mozilla-central/rev/005bce677a00
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110831 Firefox/9.0a1 ID:20110831030834
Fails:
http://hg.mozilla.org/mozilla-central/rev/c7e6f57e1732
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110831 Firefox/9.0a1 ID:20110831014759
Pushlog:
http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=005bce677a00&tochange=c7e6f57e1732


Regression window(cached m-i hourly):
Works:
http://hg.mozilla.org/integration/mozilla-inbound/rev/f1dbc0a63703
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110830 Firefox/9.0a1 ID:20110830125405
Fails:
http://hg.mozilla.org/integration/mozilla-inbound/rev/9eaca4ef5880
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110830 Firefox/9.0a1 ID:20110830142636
Pushlog:
http://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=f1dbc0a63703&tochange=9eaca4ef5880

Triggered by:
9eaca4ef5880	Jason Orendorff — Bug 561359 - Predication of method optimization is too dynamic, causing "Assertion failure: &shape.methodObject() == &prev.toObject()". r=dvander.

Comment 1

[David Mandelin [:dmandelin]]

Pretty sure this is a dup.

Comment 2

[Alice0775 White]

I cannot reproduce the issue anymore on
http://hg.mozilla.org/mozilla-central/rev/06b2977afb85
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110911 Firefox/9.0a1 ID:20110911030845

Fixed range:
Fails:
http://hg.mozilla.org/integration/mozilla-inbound/rev/dcd8e435c616
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110907 Firefox/9.0a1 ID:20110907114231
Works again:
http://hg.mozilla.org/integration/mozilla-inbound/rev/6b384ab36161
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0a1) Gecko/20110907 Firefox/9.0a1 ID:20110907120545
Fixed pushlog:
http://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=dcd8e435c616&tochange=6b384ab36161

So, this was fixd by Bug 684178

Comment 3

[Jason Orendorff [:jorendorff]]

Thanks, Alice0775!

Comment 4

[LegNeato]

Tracking the original for Fx9, removing the flag from this one.