[Webkit-unassigned] [Bug 262264] New: ASSERTION FAILED: lineEndingEllipsisPolicy != LineEndingEllipsisPolicy::WhenContentOverflowsInInlineDirection || truncateRight.has_value() || right(boxes.last()) == visualRightForContentEnd

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=262264

            Bug ID: 262264
           Summary: ASSERTION FAILED: lineEndingEllipsisPolicy !=
                    LineEndingEllipsisPolicy::WhenContentOverflowsInInline
                    Direction || truncateRight.has_value() ||
                    right(boxes.last()) == visualRightForContentEnd
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: 1319794503 at qq.com
                CC: bfulgham at webkit.org, simon.fraser at apple.com,
                    zalan at apple.com

Created attachment 467938

  --> https://bugs.webkit.org/attachment.cgi?id=467938&action=review

testcase to trigger the crash

ASSERTION FAILED: lineEndingEllipsisPolicy != LineEndingEllipsisPolicy::WhenContentOverflowsInInlineDirection || truncateRight.has_value() || right(boxes.last()) == visualRightForContentEnd
/app/webkit/Source/WebCore/layout/formattingContexts/inline/display/InlineDisplayLineBuilder.cpp(260) : float WebCore::Layout::truncateOverflowingDisplayBoxes(const WebCore::InlineDisplay::Line&, WebCore::InlineDisplay::Boxes&, float, const WebCore::RenderStyle&, LineEndingEllipsisPolicy)

The minimized testcase will be uploaded as soon as possible.

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