Self-executing closure with variable declaration crashes the Swift compiler

Originator:josh.hinman
Number:rdar://17317691 Date Originated:6/14/2014
Status:Open Resolved:
Product:Xcode Product Version:6.0
Classification:Crash Reproducible:Always
 
Summary:
Self-executing closure with variable declaration crashes the Swift compiler:

func foo() {
    ({ var bar = "bar" })()
}

Steps to Reproduce:
1. Open a playground in Xcode 6 beta 1
2. Paste the following code:

func foo() {
    ({ var bar = "bar" })()
}

Expected Results:
Closure should execute and set the bar variable to "bar"

Actual Results:
Xcode crashes

Comments


Please note: Reports posted here will not necessarily be seen by Apple. All problems should be submitted at bugreport.apple.com before they are posted here. Please only post information for Radars that you have filed yourself, and please do not include Apple confidential information in your posts. Thank you!