# Array used as a growing shifting FIFO

RuleID: performance.array-fifo-shifts@1.0.0
Status: recovery-required
Catalog snapshot: 4558458d

## V-PERF-04 — Array used as a growing shifting FIFO

Array used as a growing shifting FIFO. It examines repeated work, allocation, traversal, retention, and scheduling cost. The result remains unknown when the required evidence is incomplete.

Status: recovery-required

Current scope: The source producer still requires recovery and qualification in this snapshot. The target description is not evidence of an active diagnostic.

Evidence boundary: Required evidence must be complete for the selected immutable build snapshot. Otherwise the affected result is unknown.

---
Language: en
Canonical: https://docs.swift-analyzer.com/en/catalog/performance.array-fifo-shifts/
Source revision: 4558458d