378012 - ###!!! ASSERTION: Incorrect results for GetTextHelper: '(finalStartOffset <= aOffset && finalEndOffset > aOffset) || aType == eGetBefore', file nsHyperTextAccessible.cpp, line 754") at nsDebugImpl.cpp:472

Status: RESOLVED INCOMPLETE

(Core :: Disability Access APIs, defect)

Description

[Mats Palmgren (inactive)]

STEPS TO REPRODUCE
1. start Firefox
2. click in the Search textfield in the toolbar

ACTUAL RESULTS
###!!! ASSERTION: Incorrect results for GetTextHelper: '(finalStartOffset <= aOffset && finalEndOffset > aOffset) || aType == eGetBefore', file nsHyperTextAccessible.cpp, line 754") at nsDebugImpl.cpp:472

PLATFORMS AND BUILDS TESTED
Bug occurs in Firefox trunk debug build on Linux (running orca if that matters)

Comment 1

[Mats Palmgren (inactive)]

Attachment: stack + data at the point of the assertion

Comment 2

[Aaron Leventhal]

It only happens if you click there.

Comment 3

[Trevor Saunders (:tbsaunde)]

It seems like after this long this bug is almost certianly obsolete can any one somehow reproduce?

Comment 4

[Serge Gautherie (:sgautherie)]

http://tinderbox.mozilla.org/showlog.cgi?log=Firefox/1300725491.1300728904.20798.gz&fulltext=1
Rev3 Fedora 12 mozilla-central debug test mochitest-other on 2011/03/21 09:38:11
http://tinderbox.mozilla.org/showlog.cgi?log=SeaMonkey/1300740501.1300743264.10993.gz&fulltext=1
Linux comm-central-trunk debug test mochitest-other on 2011/03/21 13:48:21

At least
http://mxr.mozilla.org/mozilla-central/source/accessible/tests/mochitest/text/test_words.html?force=1
triggers it:
{
###!!! ASSERTION: Incorrect results for GetTextHelper: '(finalStartOffset <= aOffset && finalEndOffset > aOffset) || aType == eGetBefore', file ../../../../accessible/src/html/nsHyperTextAccessible.cpp, line 1074
nsHyperTextAccessible::GetTextHelper [nsHyperTextAccessible.cpp:1076]
nsHyperTextAccessible::GetTextAtOffset [nsHyperTextAccessible.cpp:1102]
...
}

Comment 5

[Marco Zehe (:MarcoZ)]

That code path probably no longer exists. This predates Firefox 3. Please feel free to reopen with a current assertion, or file a new bug for it.