[5.1][ConstraintSystem] Detect and diagnose missing generic arguments #25485
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Introduce a fix to detect and diagnose situations when omitted
generic arguments couldn't be deduced by the solver based on
the enclosing context.
Example:
```swift
struct S<T> {
}
_ = S() // There is not enough context to deduce `T`
```
Resolves: rdar://problem/51203824
|
@swift-ci please test |
DougGregor
approved these changes
Jun 14, 2019
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Introduce a fix to detect and diagnose situations when omitted
generic arguments couldn't be deduced by the solver based on
the enclosing context.
Example:
Cherry-pick of #25149 which has been reviewed by @slavapestov
Resolves: rdar://problem/51203824
Resolves: rdar://problem/50512161