| // RUN: %target-swift-frontend -emit-silgen %s | %FileCheck %s |
| |
| infix operator ~> { precedence 255 associativity left } |
| |
| protocol P { } |
| |
| func bar<T:P>(_: inout T) -> () -> () { return {_ in ()} } |
| func baz<T:P>(_: inout T) -> (Int) -> () { return {_ in ()} } |
| |
| func ~> <T: P, Args, Result>( |
| x: inout T, |
| m: (_ x: inout T) -> ((Args) -> Result) |
| ) -> ((Args) -> Result) { |
| return m(&x) |
| } |
| |
| struct X : P {} |
| |
| var a = X() |
| (a~>bar)() |
| |
| // CHECK: [[CHAINED_FUNC:%.*]] = apply {{%.*}}<X, (), ()>({{%.*}}, {{%.*}}) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2 where τ_0_0 : P> (@inout τ_0_0, @owned @callee_owned (@inout τ_0_0) -> @owned @callee_owned (@in τ_0_1) -> @out τ_0_2) -> @owned @callee_owned (@in τ_0_1) -> @out τ_0_2 |
| // CHECK: [[REABSTRACT:%.*]] = function_ref @_T0ytytIxir_Ix_TR |
| // CHECK: [[CHAINED_FUNC_REABSTRACTED:%.*]] = partial_apply [[REABSTRACT]]([[CHAINED_FUNC]]) |
| // CHECK: apply [[CHAINED_FUNC_REABSTRACTED]]() : $@callee_owned () -> () |