systemLayoutSizeFittingSize: does not work correctly on Xcode 6 or iOS 8

Originator:eugene
Number:rdar://17962954 Date Originated:8-8-2014
Status:Open Resolved:
Product:Developer Tools Product Version:
Classification: Reproducible:Always
 
Summary:
When calculating dynamic UICollectionViewCell sizes, systemLayoutSizeFittingSize: works on Xcode 5, but does not work in Xcode 6, iOS 7.1+:

Providing the argument UILayoutFittingCompressedSize will yield a size of height zero.

Providing the argument UILayoutFittingExpandedSize will yield a size of height 10000.

(Possible duplicate of #17772725)

Steps to Reproduce:
Please see attached sample project, or download from here: http://cl.ly/200M2n0M0N1h

Run the project

Expected Results:
You should see three cells "One liner" "Two Liner, Two Liner" and "Three Liner, Three Liner, Three Liner".

Actual Results:
Using Xcode 5, run the project. You will see three cells "One liner" "Two Liner, Two Liner" and "Three Liner, Three Liner, Three Liner".

Using Xcode 6, (targetting iOS 7.1 or iOS 8.0) running the same project, you will see no cells.  NSLogs will expose that those sizes are zero.

Version:
Version 6.0 (6A279r)
Software  OS X 10.9.4 (13E28)

Notes:
Xcode Version 5.1.1 (5B1008)

Configuration:

MacBook Pro: Retina, 15-inch, Late 2013
Processor  2.6 GHz Intel Core i7
Memory  16 GB 1600 MHz DDR3
Graphics  NVIDIA GeForce GT 750M 2048 MB

Attachments:
'ZeroSizeCollectionViewCell.zip' was successfully uploaded.

Duplicates

Number Status Originator Product Title
rdar://17958382 Duplicate/17962954 pete Developer Tools systemLayoutSizeFittingSize returns incorrect height for UICollectionViewCells in iOS 8

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