fix(mir): PHI検証panic修正 - update_cfg()を検証前に呼び出し
A案実装: debug_verify_phi_inputs呼び出し前にCFG predecessorを更新
修正箇所(7箇所):
- src/mir/builder/phi.rs:50, 73, 132, 143
- src/mir/builder/ops.rs:273, 328, 351
根本原因:
- Branch/Jump命令でsuccessorは即座に更新
- predecessorはupdate_cfg()で遅延再構築
- PHI検証が先に実行されてpredecessor未更新でpanic
解決策:
- 各debug_verify_phi_inputs呼び出し前に
if let Some(func) = self.current_function.as_mut() {
func.update_cfg();
}
を挿入してCFGを同期
影響: if/else文、論理演算子(&&/||)のPHI生成が正常動作
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@ -36,10 +36,10 @@ static box PhiDecodeBox {
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local key = me._dq()+"values"+me._dq()+":"+me._lsq()
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local p = seg.indexOf(key)
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if p < 0 { return null }
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local arr_br = p + key.size() - 1 // points at '['
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local arr_br = p + key.length() - 1 // points at '['
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local i = arr_br + 1
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local endp = JsonCursorBox.seek_array_end(seg, arr_br)
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local n = seg.size()
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local n = seg.length()
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if endp >= 0 { n = endp }
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local best_dst = JsonFragBox.get_int(seg, "dst")
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if best_dst == null { return { type: "err", code: "phi:invalid-object:dst-missing" } }
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