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Python: cache shared SSA liveness across staged consumers (DCA) - #22465

Draft

yoff wants to merge 13 commits into

github:yoff/python-add-new-ssafrom

yoff:yoff-python-cache-shared-ssa-liveness

Draft

Python: cache shared SSA liveness across staged consumers (DCA)#22465
yoff wants to merge 13 commits into
github:yoff/python-add-new-ssafrom
yoff:yoff-python-cache-shared-ssa-liveness

Commits on Aug 25, 2026
- Python: model throwing leaves as post-order
  yoff
  committed
  acbbd26
- Python: switch dataflow library to new (shared) CFG + SSA
  
  yoff
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  Copilot
  committed
  f1e1ab7
- Python: preserve bindingset on new-CFG node dominance wrappers
  
  yoff
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  Copilot
  committed
  421b38e
- Python: fix shared CFG facade CI checks
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  b14666f
- Python: unpin legacy CFG/ESSA from the AST cached stage
  
  yoff
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  Copilot
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  972e03e
- Add captured call target diagnostic
  
  yoff
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  Copilot
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  a529a03
- Bind captured type-tracking jumps from their source
  
  yoff
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  Copilot
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  14bdfd4
- Python: test exposed shared SSA adjacency relations
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  9630cbb
- Python: cache exposed shared SSA adjacency relations
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  adeebbd
Commits on Aug 28, 2026
- Python: test direct guard specialization semantics
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  b62bda5
- Python: specialize direct truthiness guards
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  8ae9f10
Commits on Aug 30, 2026
- SSA: add opt-in cached liveness construction
  
  yoff
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  Copilot
  committed
  c191e3c
- Python: cache shared SSA liveness across stages
  
  yoff
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  Copilot
  committed
  8791147