phpperf changelog

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2026-10-22Copy Anchor Link

• ph-array-merge-rebind default severity hint → error after G4 microbench on PHP 8.4.26 (evidence/ph-array-merge-rebind.md + ph-array-merge-rebind.jsonl; harness examples/bench/evidence_ph002.php).
• Skip directory segment bench in corpus walks (alongside fixtures/vendor), so evidence harnesses under examples/bench/ do not self-fire.
• Docs: evidence-policy map, rule-regression, guide severity table, corpus note.

2026-10-22Copy Anchor Link

• G3 reverse-opt: path/file skips; ph-array-merge-rebind narrowed to same-var growing $a = array_merge($a, …).

ScaffoldCopy Anchor Link

• Initial ph-string-dot-hot–ph-echo-hot heuristic checker.