Feature gate: #![feature(duration_constructors)]

This is a tracking issue for supporting larger unit sizes for Duration constructors.

Public API

Add the following constructors to Duration:

• Duration::from_weeks()
• Duration::from_days()
• Duration::from_hours()
• Duration::from_mins()

Steps / History

• Implementation: core: add Duration constructors #120307
• Final comment period (FCP)[^1]
• Stabilization PR