342758 - ASSERTION: prev sibling not in line list: 'Not Reached'

Status: RESOLVED FIXED

(Core :: Layout, defect)

Description

[Martijn Wargers (dead)]

See upcoming testcase which gives this assertion.

Comment 1

[Martijn Wargers (dead)]

Attachment: testcase

Basically, the testcase consists of this:
<fieldset>
<legend><meta></legend>
<legend></legend>
</fieldset>

Comment 2

[Martijn Wargers (dead)]

Attachment: backtrace

Backtrace from debug build:
#1  0x005424b5 in Break (
    aMsg=0x22ed18 "###!!! ASSERTION: prev sibling not in line list: 'Not Reached
', file c:/mozilla/mozilla/layout/generic/nsBlockFrame.cpp, line 5463")
    at c:/mozilla/mozilla/xpcom/base/nsDebugImpl.cpp:433
#2  0x00542237 in NS_DebugBreak_P (aSeverity=1,
    aStr=0x5d3e80a "prev sibling not in line list",
    aExpr=0x5d3e7fe "Not Reached",
    aFile=0x5d3ca84 "c:/mozilla/mozilla/layout/generic/nsBlockFrame.cpp",
    aLine=5463) at c:/mozilla/mozilla/xpcom/base/nsDebugImpl.cpp:350
#3  0x056f512d in nsBlockFrame::AddFrames (this=0x10655b38,
    aFrameList=0x10655e8c, aPrevSibling=0x10655d18)
    at c:/mozilla/mozilla/layout/generic/nsBlockFrame.cpp:5463
#4  0x056f4f80 in nsBlockFrame::InsertFrames (this=0x10655b38, aListName=0x0,
    aPrevFrame=0x10655d18, aFrameList=0x10655e8c)
    at c:/mozilla/mozilla/layout/generic/nsBlockFrame.cpp:5417
#5  0x0578584d in nsFieldSetFrame::InsertFrames (this=0x10655a10,
etc

Comment 3

[Mats Palmgren (inactive)]

Fixed by bug 345249