Teach IRGen to fulfill type parameters from class-constrained archetypes #12118
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…-constrained 'self' archetypes Right now witness_method functions either have a concrete type as the 'self' argument or a type parameter with a single protocol conformance constraint. Soon we will also have class-constrained archetypes here, so tweak the assertion here to detect this case.
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@swift-ci Please test source compatibility |
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@rjmccall Does this look reasonable? I need this ultimately so that |
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This is just some preliminary plumbing for fixing https://bugs.swift.org/browse/SR-617 / rdar://problem/33690383.