[5.0] [Runtime] Use the old remangler to compute the @objc protocol name. #20379
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Uncovered by the investigation of rdar://problem/45685649.
The “old” mangling that is used for runtime names of @objc protocols uses a simpler substitution scheme, so you can’t simply take a mangled name from the new mangling and fix up the ends. Fixes rdar://problem/45685649.
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@swift-ci please test macOS |
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The “old” mangling that is used for runtime names of @objc protocols
uses a simpler substitution scheme, so you can’t simply take a mangled
name from the new mangling and fix up the ends.
Fixes rdar://problem/45685649.