webkit text width callstack 看了想哭的调用堆栈

* thread #1: tid = 0x1d07, 0x0000000103089b43 WebCore`WebCore::FractionalLayoutSize::width() const + 19 at FractionalLayoutSize.h:58, stop reason = step in
    frame #0: 0x0000000103089b43 WebCore`WebCore::FractionalLayoutSize::width() const + 19 at FractionalLayoutSize.h:58
    frame #1: 0x0000000103087c83 WebCore`WebCore::FractionalLayoutRect::width() const + 35 at FractionalLayoutRect.h:77
    frame #2: 0x000000010308b063 WebCore`WebCore::RenderBox::width() const + 35 at RenderBox.h:55
    frame #3: 0x0000000104370e2b WebCore`WebCore::RenderBox::clientWidth() const + 43 at RenderBox.cpp:340
    frame #4: 0x00000001038c1e4b WebCore`WebCore::RenderBox::contentWidth() const + 43 at RenderBox.h:189
    frame #5: 0x00000001042f502c WebCore`WebCore::RenderBox::contentLogicalWidth() const + 76 at RenderBox.h:191
    frame #6: 0x00000001042f4ebc WebCore`WebCore::RenderBox::availableLogicalWidth() const + 28 at RenderBox.h:412
    frame #7: 0x0000000104317199 WebCore`WebCore::RenderBlock::availableLogicalWidth() const + 89 at RenderBlock.cpp:5142
    frame #8: 0x000000010431393c WebCore`WebCore::RenderBlock::logicalRightOffsetForContent(WebCore::RenderRegion*, WebCore::FractionalLayoutUnit) const + 348 at RenderBlock.cpp:4162
    frame #9: 0x000000010432a6f1 WebCore`WebCore::RenderBlock::logicalRightOffsetForContent(WebCore::FractionalLayoutUnit) const + 97 at RenderBlock.h:389
    frame #10: 0x00000001043296bb WebCore`WebCore::RenderBlock::logicalRightOffsetForLine(WebCore::FractionalLayoutUnit, bool, WebCore::FractionalLayoutUnit) const + 91 at RenderBlock.h:177
    frame #11: 0x0000000104367fdc WebCore`WebCore::LineWidth::updateAvailableWidth() + 332 at RenderBlockLineLayout.cpp:162
    frame #12: 0x0000000104367e85 WebCore`WebCore::LineWidth::LineWidth(WebCore::RenderBlock*, bool) + 261 at RenderBlockLineLayout.cpp:96
    frame #13: 0x000000010436277c WebCore`WebCore::LineWidth::LineWidth(WebCore::RenderBlock*, bool) + 44 at RenderBlockLineLayout.cpp:97
    frame #14: 0x0000000104356c4e WebCore`WebCore::RenderBlock::LineBreaker::nextLineBreak(WebCore::BidiResolver<WebCore::InlineIterator, WebCore::BidiRun>&, WebCore::LineInfo&, WebCore::RenderBlock::RenderTextInfo&, WebCore::RenderBlock::FloatingObject*, unsigned int, WTF::Vector<WebCore::WordMeasurement, 64ul>&) + 302 at RenderBlockLineLayout.cpp:2348
    frame #15: 0x0000000104354f2f WebCore`WebCore::RenderBlock::layoutRunsAndFloatsInRange(WebCore::LineLayoutState&, WebCore::BidiResolver<WebCore::InlineIterator, WebCore::BidiRun>&, WebCore::InlineIterator const&, WebCore::BidiStatus const&, unsigned int) + 1503 at RenderBlockLineLayout.cpp:1444
    frame #16: 0x0000000104353ab8 WebCore`WebCore::RenderBlock::layoutRunsAndFloats(WebCore::LineLayoutState&, bool) + 1272 at RenderBlockLineLayout.cpp:1375
    frame #17: 0x000000010435b257 WebCore`WebCore::RenderBlock::layoutInlineChildren(bool, WebCore::FractionalLayoutUnit&, WebCore::FractionalLayoutUnit&) + 1911 at RenderBlockLineLayout.cpp:1733
    frame #18: 0x00000001042fc294 WebCore`WebCore::RenderBlock::layoutBlock(bool, WebCore::FractionalLayoutUnit) + 1396 at RenderBlock.cpp:1561
    frame #19: 0x00000001042fb32e WebCore`WebCore::RenderBlock::layout() + 126 at RenderBlock.cpp:1389
    frame #20: 0x0000000103765826 WebCore`WebCore::RenderObject::layoutIfNeeded() + 54 at RenderObject.h:683
    frame #21: 0x00000001042ffa61 WebCore`WebCore::RenderBlock::layoutPositionedObjects(bool) + 673 at RenderBlock.cpp:2688
    frame #22: 0x00000001042fc70c WebCore`WebCore::RenderBlock::layoutBlock(bool, WebCore::FractionalLayoutUnit) + 2540 at RenderBlock.cpp:1594
    frame #23: 0x00000001042fb32e WebCore`WebCore::RenderBlock::layout() + 126 at RenderBlock.cpp:1389
    frame #24: 0x00000001043082fc WebCore`WebCore::RenderBlock::layoutBlockChild(WebCore::RenderBox*, WebCore::RenderBlock::MarginInfo&, WebCore::FractionalLayoutUnit&, WebCore::FractionalLayoutUnit&) + 1324 at RenderBlock.cpp:2491
    frame #25: 0x00000001042fec84 WebCore`WebCore::RenderBlock::layoutBlockChildren(bool, WebCore::FractionalLayoutUnit&) + 1316 at RenderBlock.cpp:2427
    frame #26: 0x00000001042fc2b7 WebCore`WebCore::RenderBlock::layoutBlock(bool, WebCore::FractionalLayoutUnit) + 1431 at RenderBlock.cpp:1563
    frame #27: 0x000000010454c38b WebCore`WebCore::RenderTableCell::layout() + 139 at RenderTableCell.cpp:246
    frame #28: 0x000000010455577f WebCore`WebCore::RenderTableRow::layout() + 703 at RenderTableRow.cpp:170
    frame #29: 0x0000000103765826 WebCore`WebCore::RenderObject::layoutIfNeeded() + 54 at RenderObject.h:683
    frame #30: 0x00000001045581ac WebCore`WebCore::RenderTableSection::layout() + 1100 at RenderTableSection.cpp:393
    frame #31: 0x0000000103765826 WebCore`WebCore::RenderObject::layoutIfNeeded() + 54 at RenderObject.h:683
    frame #32: 0x0000000104542080 WebCore`WebCore::RenderTable::layout() + 1472 at RenderTable.cpp:407
    frame #33: 0x00000001043082fc WebCore`WebCore::RenderBlock::layoutBlockChild(WebCore::RenderBox*, WebCore::RenderBlock::MarginInfo&, WebCore::FractionalLayoutUnit&, WebCore::FractionalLayoutUnit&) + 1324 at RenderBlock.cpp:2491
    frame #34: 0x00000001042fec84 WebCore`WebCore::RenderBlock::layoutBlockChildren(bool, WebCore::FractionalLayoutUnit&) + 1316 at RenderBlock.cpp:2427
    frame #35: 0x00000001042fc2b7 WebCore`WebCore::RenderBlock::layoutBlock(bool, WebCore::FractionalLayoutUnit) + 1431 at RenderBlock.cpp:1563
    frame #36: 0x00000001042fb32e WebCore`WebCore::RenderBlock::layout() + 126 at RenderBlock.cpp:1389
    frame #37: 0x00000001043082fc WebCore`WebCore::RenderBlock::layoutBlockChild(WebCore::RenderBox*, WebCore::RenderBlock::MarginInfo&, WebCore::FractionalLayoutUnit&, WebCore::FractionalLayoutUnit&) + 1324 at RenderBlock.cpp:2491
    frame #38: 0x00000001042fec84 WebCore`WebCore::RenderBlock::layoutBlockChildren(bool, WebCore::FractionalLayoutUnit&) + 1316 at RenderBlock.cpp:2427
    frame #39: 0x00000001042fc2b7 WebCore`WebCore::RenderBlock::layoutBlock(bool, WebCore::FractionalLayoutUnit) + 1431 at RenderBlock.cpp:1563
    frame #40: 0x00000001042fb32e WebCore`WebCore::RenderBlock::layout() + 126 at RenderBlock.cpp:1389
    frame #41: 0x00000001043082fc WebCore`WebCore::RenderBlock::layoutBlockChild(WebCore::RenderBox*, WebCore::RenderBlock::MarginInfo&, WebCore::FractionalLayoutUnit&, WebCore::FractionalLayoutUnit&) + 1324 at RenderBlock.cpp:2491
    frame #42: 0x00000001042fec84 WebCore`WebCore::RenderBlock::layoutBlockChildren(bool, WebCore::FractionalLayoutUnit&) + 1316 at RenderBlock.cpp:2427
    frame #43: 0x00000001042fc2b7 WebCore`WebCore::RenderBlock::layoutBlock(bool, WebCore::FractionalLayoutUnit) + 1431 at RenderBlock.cpp:1563
    frame #44: 0x00000001042fb32e WebCore`WebCore::RenderBlock::layout() + 126 at RenderBlock.cpp:1389
    frame #45: 0x0000000103765826 WebCore`WebCore::RenderObject::layoutIfNeeded() + 54 at RenderObjec

补充：Web开发 , 其他 ,