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58fb0ac6a7
This is modeled in constraint system in a way that when member type is resolved by `resolveOverload` it would take r-value type of the element at specified index, but if it's a type variable it could still be bound to l-value later, so r-value result has to be enforced by coercion if necessary. Resolves: rdar://problem/39931475
10 lines
173 B
Swift
10 lines
173 B
Swift
// RUN: %target-typecheck-verify-swift
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protocol P {
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func b(i: @escaping (inout Int) -> Double)
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}
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func foo<T: P>(_ bar: T) {
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_ = bar.b { a in Double((a, a += 1).0) }
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}
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