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725fecd773
than simply a subtyping. Add some basic tests for accessing members of a class. Swift SVN r2790
66 lines
1.8 KiB
Swift
66 lines
1.8 KiB
Swift
// RUN: %swift -repl < %s 2>&1 | FileCheck %s
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struct X {
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func f0(i : Int) -> X { }
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func f1(i : Int) { }
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func f1(f : Float) { }
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func f2<T>(x : T) -> T { }
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}
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var i : Int
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var x : X
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func g0(_ : ([byref] X) -> (Float) -> ()) {}
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// Simple member function access
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// CHECK: Constraints:
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// CHECK: [byref(heap)] X[.f0: value] == $T0
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// CHECK: $T0 == $T1 -> $T2
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// CHECK: [byref(heap)] Int << $T1
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// CHECK: Type Variables:
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// CHECK: $T0 as $T1 -> $T2
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// CHECK: $T1 as (i : Int64)
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// CHECK: $T2 as X
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// CHECK: SOLVED (completely)
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// CHECK: Unique solution found.
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:dump_constraints x.f0(i)
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// Overloaded member function access
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// CHECK: Constraints:
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// CHECK: [byref(heap)] X[.f0: value] == $T0
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// CHECK: $T0 == $T1 -> $T2
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// CHECK: [byref(heap)] Int << $T1
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// CHECK: $T2[.f1: value] == $T3
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// CHECK: $T3 == $T4 -> $T5
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// CHECK: [byref(heap)] Int << $T4
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// CHECK: ---Child system #1---
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// CHECK: Assumptions:
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// CHECK: selected overload set #0 choice #0 for X.f1: $T3 == [byref] X -> (i : Int) -> ()
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// CHECK: Type Variables:
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// CHECK: $T0 as $T1 -> $T2
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// CHECK: $T1 as (i : Int64)
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// CHECK: $T2 as X
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// CHECK: $T3 as $T4 -> $T5
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// CHECK: $T4 as (i : Int64)
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// CHECK: $T5 as ()
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// CHECK: SOLVED (completely)
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// CHECK: Unique solution found.
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:dump_constraints x.f0(i).f1(i)
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// CHECK: Constraints:
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// CHECK: metatype<X>[.f1: value] == $T0
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// CHECK: ([byref] X) -> (Float) -> () -> () == $T1 -> $T2
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// CHECK: $T0 << $T1
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// CHECK: ---Child system #1---
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// CHECK: Assumptions:
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// CHECK: selected overload set #0 choice #1 for metatype<X>.f1: $T0 == [byref] X -> (f : Float) -> ()
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// CHECK: Type Variables:
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// CHECK: $T0 as [byref] X -> (f : Float) -> ()
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// CHECK: $T1 as [byref] X -> Float -> ()
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// CHECK: $T2 as ()
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// CHECK: SOLVED (completely)
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// CHECK: Unique solution found.
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:dump_constraints g0(X.f1)
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