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rust_browser/tests/goldens/expected/121-float-nested-bfc.layout.txt
Zachary D. Rowitsch 4d2b62f596 Fix three layout bugs: nobr inline display, block-in-inline split ordering, and BFC-only float avoidance
Three bugs caused Google's homepage to render incorrectly (elements at 0,0
or pushed off-screen):

1. <nobr> defaulted to display:block instead of inline, inflating float
   shrink-to-fit widths to the full viewport.

2. normalize_children ran before split_block_in_inline, wrapping inline
   elements in anonymous blocks before the splitter could find them.

3. Float avoidance applied to non-BFC blocks instead of BFC blocks
   (condition was inverted per CSS 2.1 §9.5).

Also implements CSS 2.1 Appendix E paint order: floats now paint after
normal flow block backgrounds via multi-phase rendering in the display
list builder. Positioned elements act as mini stacking contexts and
don't propagate skip_floats to their children.

Net result: +10 WPT tests passing (11 promoted, 1 minor regression).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-15 09:04:44 -05:00

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LayoutBox node=#1 tag=html box=block
content: (0, 0, 800, 108)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
LayoutBox node=#9 tag=body box=block
content: (8, 8, 784, 71.2)
padding: 0 0 0 0
border: 0 0 0 0
margin: 8 8 8 8
LayoutBox node=#11 tag=div box=block
content: (8, 8, 600, 71.2)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
LayoutBox node=#12 tag=(anonymous-block) box=block
content: (8, 8, 600, 0)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
inline_context: 0 lines, height=0, max_width=0
LayoutBox node=#12 tag=anonymous box=anon
content: (0, 0, 3.0543318, 16)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
text: " "
LayoutBox node=#13 tag=div box=block
content: (8, 8, 200, 100)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
inline_context: 0 lines, height=0, max_width=0
LayoutBox node=#14 tag=anonymous box=anon
content: (0, 0, 3.0543318, 16)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
text: " "
LayoutBox node=#15 tag=div box=block
content: (18, 18, 580, 51.199997)
padding: 10 10 10 10
border: 0 0 0 0
margin: 0 0 0 0
LayoutBox node=#16 tag=(anonymous-block) box=block
content: (18, 18, 580, 0)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
inline_context: 0 lines, height=0, max_width=0
LayoutBox node=#16 tag=anonymous box=anon
content: (0, 0, 3.0543318, 16)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
text: " "
LayoutBox node=#17 tag=div box=block
content: (18, 18, 80, 40)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
inline_context: 0 lines, height=0, max_width=0
LayoutBox node=#18 tag=anonymous box=anon
content: (0, 0, 3.0543318, 16)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
text: " "
LayoutBox node=#19 tag=p box=block
content: (18, 34, 580, 19.2)
padding: 0 0 0 0
border: 0 0 0 0
margin: 16 0 16 0
inline_context: 1 lines, height=19.2, max_width=196.06464
line[0]: rect=(98, 34, 196.06464, 19.2) fragments=7
frag[0]: rect=(98, 34, 29.979443, 16) text="Inner" start=false end=false
frag[1]: rect=(131.03378, 34, 21.157122, 16) text="BFC" start=false end=false
frag[2]: rect=(155.24524, 34, 23.765053, 16) text="with" start=false end=false
frag[3]: rect=(182.06462, 34, 12.898678, 16) text="its" start=false end=false
frag[4]: rect=(198.01764, 34, 23.600588, 16) text="own" start=false end=false
frag[5]: rect=(224.67256, 34, 25.010277, 16) text="float" start=false end=false
frag[6]: rect=(252.73717, 34, 41.32746, 16) text="context" start=false end=false
LayoutBox node=#20 tag=anonymous box=anon
content: (0, 0, 196.06462, 16)
padding: 0 0 0 0
border: 0 0 0 0
margin: 0 0 0 0
text: "Inner BFC with its o..."