[CSBindings] Don't attempt to rank unviable bindings #33220
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@swift-ci please test source compatibility debug |
hborla
approved these changes
Jul 30, 2020
If a type variable doesn't have any "direct" bindings let's not consider it as viable to be attempted next. Such type variables are helps purely to accommodate transitive binding inference for other members of subtype chain. Resolves: rdar://problem/66234725
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@swift-ci please smoke test |
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@swift-ci please test source compatibility debug |
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@swift-ci please test source compatibility debug |
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If a type variable doesn't have any "direct" bindings let's not
consider it as viable to be attempted next. Such type variables
are helps purely to accommodate transitive binding inference
for other members of subtype chain.
Resolves: rdar://problem/66234725