swiftlang/swift

[SR-10857] String benchmarking: non-ascii lowercase <> uppercase conversion

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#53,247 opened on Jun 7, 2019

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benchmarksbuggood first issuestandard library

Description
Previous ID SR-10857
Radar None
Original Reporter mdab121 (JIRA User)
Type Bug
Status In Progress
Resolution
Votes 0
Component/s Standard Library
Labels Bug, Benchmark, StarterBug
Assignee mdab121 (JIRA)
Priority Medium

md5: 4b15353391a4a8bbc7e3b92cab9c8a92

Issue Description:

This is a subtask for SR-8905

Contributor guide

Tech stack
swift
Domain
performance
Issue type
bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
needs investigation
Prerequisites
basic Swift knowledgefamiliarity with Swift benchmarking
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
40
Research direction
Start by examining the parent issue SR 8905 for context. Look at existing string benchmarks in the Swift test directory, e.g., benchmarks/... . The task likely involves adding a benchmark for non ASCII case conversion. Review the string source code in stdlib/... to understand the conversion methods.