class_conformsToProtocol call crashes
Originator: | yuribalashkevych | ||
Number: | rdar://33824169 | Date Originated: | August 10 2017, 12:34 PM |
Status: | Open | Resolved: | |
Product: | Product Version: | ||
Classification: | Reproducible: |
Area: Something not on this list Summary: When we do call class_conformsToProtocol on the class which adopts the protocol dynamically, in runtime (class_addProtocol) then application crashes. Steps to Reproduce: 1. add protocol to class with class_addProtocol 2. call class_conformsToProtocol for the class, can be called with any protocol Expected Results: No crash, returns YES or NO depending which protocol is checked Observed Results: Crash, crash log is attached Version: iOS 11
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