| // RUN: %target-swift-frontend -parse-stdlib -emit-silgen %s | %FileCheck %s |
| |
| import Swift |
| |
| var zero: Int |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures0A21_nondependent_context{{[_0-9a-zA-Z]*}}F |
| func generic_nondependent_context<T>(_ x: T, y: Int) -> Int { |
| func foo() -> Int { return y } |
| |
| func bar() -> Int { return y } |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A21_nondependent_context{{.*}} : $@convention(thin) (Int) -> Int |
| // CHECK: [[FOO_CLOSURE:%.*]] = partial_apply [[FOO]](%1) |
| // CHECK: destroy_value [[FOO_CLOSURE]] |
| let _ = foo |
| |
| // CHECK: [[BAR:%.*]] = function_ref @_T016generic_closures0A21_nondependent_context{{.*}} : $@convention(thin) (Int) -> Int |
| // CHECK: [[BAR_CLOSURE:%.*]] = partial_apply [[BAR]](%1) |
| // CHECK: destroy_value [[BAR_CLOSURE]] |
| let _ = bar |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A21_nondependent_context{{.*}} : $@convention(thin) (Int) -> Int |
| // CHECK: [[FOO_CLOSURE:%.*]] = apply [[FOO]] |
| _ = foo() |
| |
| // CHECK: [[BAR:%.*]] = function_ref @_T016generic_closures0A21_nondependent_context{{.*}} : $@convention(thin) (Int) -> Int |
| // CHECK: [[BAR_CLOSURE:%.*]] = apply [[BAR]] |
| |
| // CHECK: [[BAR_CLOSURE]] |
| return bar() |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures0A8_capture{{[_0-9a-zA-Z]*}}F |
| func generic_capture<T>(_ x: T) -> Any.Type { |
| func foo() -> Any.Type { return T.self } |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A8_capture{{.*}} : $@convention(thin) <τ_0_0> () -> @thick Any.Type |
| // CHECK: [[FOO_CLOSURE:%.*]] = partial_apply [[FOO]]<T>() |
| // CHECK: destroy_value [[FOO_CLOSURE]] |
| let _ = foo |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A8_capture{{.*}} : $@convention(thin) <τ_0_0> () -> @thick Any.Type |
| // CHECK: [[FOO_CLOSURE:%.*]] = apply [[FOO]]<T>() |
| |
| // CHECK: return [[FOO_CLOSURE]] |
| return foo() |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures0A13_capture_cast{{[_0-9a-zA-Z]*}}F |
| func generic_capture_cast<T>(_ x: T, y: Any) -> Bool { |
| func foo(_ a: Any) -> Bool { return a is T } |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A13_capture_cast{{.*}} : $@convention(thin) <τ_0_0> (@in Any) -> Bool |
| // CHECK: [[FOO_CLOSURE:%.*]] = partial_apply [[FOO]]<T>() |
| // CHECK: destroy_value [[FOO_CLOSURE]] |
| let _ = foo |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A13_capture_cast{{.*}} : $@convention(thin) <τ_0_0> (@in Any) -> Bool |
| // CHECK: [[FOO_CLOSURE:%.*]] = apply [[FOO]]<T>([[ARG:%.*]]) |
| |
| // CHECK: return [[FOO_CLOSURE]] |
| return foo(y) |
| } |
| |
| protocol Concept { |
| var sensical: Bool { get } |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures0A22_nocapture_existential{{[_0-9a-zA-Z]*}}F |
| func generic_nocapture_existential<T>(_ x: T, y: Concept) -> Bool { |
| func foo(_ a: Concept) -> Bool { return a.sensical } |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A22_nocapture_existential{{.*}} : $@convention(thin) (@in Concept) -> Bool |
| // CHECK: [[FOO_CLOSURE:%.*]] = thin_to_thick_function [[FOO]] |
| // CHECK: destroy_value [[FOO_CLOSURE]] |
| let _ = foo |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A22_nocapture_existential{{.*}} : $@convention(thin) (@in Concept) -> Bool |
| // CHECK: [[FOO_CLOSURE:%.*]] = apply [[FOO]]([[ARG:%.*]]) |
| |
| // CHECK: return [[FOO_CLOSURE]] |
| return foo(y) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures0A18_dependent_context{{[_0-9a-zA-Z]*}}F |
| func generic_dependent_context<T>(_ x: T, y: Int) -> T { |
| func foo() -> T { return x } |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A18_dependent_context{{.*}} : $@convention(thin) <τ_0_0> (@owned <τ_0_0> { var τ_0_0 } <τ_0_0>) -> @out τ_0_0 |
| // CHECK: [[FOO_CLOSURE:%.*]] = partial_apply [[FOO]]<T>([[BOX:%.*]]) |
| // CHECK: destroy_value [[FOO_CLOSURE]] |
| let _ = foo |
| |
| // CHECK: [[FOO:%.*]] = function_ref @_T016generic_closures0A18_dependent_context{{.*}} : $@convention(thin) <τ_0_0> (@owned <τ_0_0> { var τ_0_0 } <τ_0_0>) -> @out τ_0_0 |
| // CHECK: [[FOO_CLOSURE:%.*]] = apply [[FOO]]<T> |
| |
| // CHECK: return |
| return foo() |
| } |
| |
| enum Optionable<Wrapped> { |
| case none |
| case some(Wrapped) |
| } |
| |
| class NestedGeneric<U> { |
| class func generic_nondependent_context<T>(_ x: T, y: Int, z: U) -> Int { |
| func foo() -> Int { return y } |
| let _ = foo |
| return foo() |
| } |
| |
| class func generic_dependent_inner_context<T>(_ x: T, y: Int, z: U) -> T { |
| func foo() -> T { return x } |
| let _ = foo |
| return foo() |
| } |
| |
| class func generic_dependent_outer_context<T>(_ x: T, y: Int, z: U) -> U { |
| func foo() -> U { return z } |
| let _ = foo |
| return foo() |
| } |
| |
| class func generic_dependent_both_contexts<T>(_ x: T, y: Int, z: U) -> (T, U) { |
| func foo() -> (T, U) { return (x, z) } |
| let _ = foo |
| return foo() |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures13NestedGenericC20nested_reabstraction{{[_0-9a-zA-Z]*}}F |
| // CHECK: [[REABSTRACT:%.*]] = function_ref @_T0Ix_ytytIxir_TR |
| // CHECK: partial_apply [[REABSTRACT]] |
| func nested_reabstraction<T>(_ x: T) -> Optionable<() -> ()> { |
| return .some({}) |
| } |
| } |
| |
| // <rdar://problem/15417773> |
| // Ensure that nested closures capture the generic parameters of their nested |
| // context. |
| |
| // CHECK: sil hidden @_T016generic_closures018nested_closure_in_A0xxlF : $@convention(thin) <T> (@in T) -> @out T |
| // CHECK: function_ref [[OUTER_CLOSURE:@_T016generic_closures018nested_closure_in_A0xxlFxycfU_]] |
| // CHECK: sil private [[OUTER_CLOSURE]] : $@convention(thin) <T> (@inout_aliasable T) -> @out T |
| // CHECK: function_ref [[INNER_CLOSURE:@_T016generic_closures018nested_closure_in_A0xxlFxycfU_xycfU_]] |
| // CHECK: sil private [[INNER_CLOSURE]] : $@convention(thin) <T> (@inout_aliasable T) -> @out T { |
| func nested_closure_in_generic<T>(_ x:T) -> T { |
| return { { x }() }() |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures16local_properties{{[_0-9a-zA-Z]*}}F |
| func local_properties<T>(_ t: inout T) { |
| var prop: T { |
| get { |
| return t |
| } |
| set { |
| t = newValue |
| } |
| } |
| |
| // CHECK: [[GETTER_REF:%[0-9]+]] = function_ref [[GETTER_CLOSURE:@_T016generic_closures16local_properties[_0-9a-zA-Z]*]] : $@convention(thin) <τ_0_0> (@inout_aliasable τ_0_0) -> @out τ_0_0 |
| // CHECK: apply [[GETTER_REF]] |
| t = prop |
| |
| // CHECK: [[SETTER_REF:%[0-9]+]] = function_ref [[SETTER_CLOSURE:@_T016generic_closures16local_properties[_0-9a-zA-Z]*]] : $@convention(thin) <τ_0_0> (@in τ_0_0, @inout_aliasable τ_0_0) -> () |
| // CHECK: apply [[SETTER_REF]] |
| prop = t |
| |
| var prop2: T { |
| get { |
| return t |
| } |
| set { |
| // doesn't capture anything |
| } |
| } |
| |
| // CHECK: [[GETTER2_REF:%[0-9]+]] = function_ref [[GETTER2_CLOSURE:@_T016generic_closures16local_properties[_0-9a-zA-Z]*]] : $@convention(thin) <τ_0_0> (@inout_aliasable τ_0_0) -> @out τ_0_0 |
| // CHECK: apply [[GETTER2_REF]] |
| t = prop2 |
| |
| // CHECK: [[SETTER2_REF:%[0-9]+]] = function_ref [[SETTER2_CLOSURE:@_T016generic_closures16local_properties[_0-9a-zA-Z]*]] : $@convention(thin) <τ_0_0> (@in τ_0_0) -> () |
| // CHECK: apply [[SETTER2_REF]] |
| prop2 = t |
| } |
| |
| protocol Fooable { |
| static func foo() -> Bool |
| } |
| |
| // <rdar://problem/16399018> |
| func shmassert(_ f: @autoclosure () -> Bool) {} |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures08capture_A6_param{{[_0-9a-zA-Z]*}}F |
| func capture_generic_param<A: Fooable>(_ x: A) { |
| shmassert(A.foo()) |
| } |
| |
| // Make sure we use the correct convention when capturing class-constrained |
| // member types: <rdar://problem/24470533> |
| class Class {} |
| |
| protocol HasClassAssoc { associatedtype Assoc : Class } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures027captures_class_constrained_A0yx_5AssocQzADc1ftAA08HasClassF0RzlF |
| // CHECK: bb0([[ARG1:%.*]] : $*T, [[ARG2:%.*]] : $@callee_owned (@owned T.Assoc) -> @owned T.Assoc): |
| // CHECK: [[GENERIC_FN:%.*]] = function_ref @_T016generic_closures027captures_class_constrained_A0yx_5AssocQzADc1ftAA08HasClassF0RzlFA2DcycfU_ |
| // CHECK: [[ARG2_COPY:%.*]] = copy_value [[ARG2]] |
| // CHECK: [[CONCRETE_FN:%.*]] = partial_apply [[GENERIC_FN]]<T>([[ARG2_COPY]]) |
| |
| func captures_class_constrained_generic<T : HasClassAssoc>(_ x: T, f: @escaping (T.Assoc) -> T.Assoc) { |
| let _: () -> (T.Assoc) -> T.Assoc = { f } |
| } |
| |
| // Make sure local generic functions can have captures |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures06outer_A0yx1t_Si1itlF : $@convention(thin) <T> (@in T, Int) -> () |
| func outer_generic<T>(t: T, i: Int) { |
| func inner_generic_nocapture<U>(u: U) -> U { |
| return u |
| } |
| |
| func inner_generic1<U>(u: U) -> Int { |
| return i |
| } |
| |
| func inner_generic2<U>(u: U) -> T { |
| return t |
| } |
| |
| let _: () -> () = inner_generic_nocapture |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures06outer_A0yx1t_Si1itlF06inner_A10_nocaptureL_qd__qd__1u_tr__lF : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0) -> @out τ_1_0 |
| // CHECK: [[CLOSURE:%.*]] = partial_apply [[FN]]<T, ()>() : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0) -> @out τ_1_0 |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0ytytIxir_Ix_TR |
| // CHECK: [[THUNK_CLOSURE:%.*]] = partial_apply [[THUNK]]([[CLOSURE]]) |
| // CHECK: destroy_value [[THUNK_CLOSURE]] |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures06outer_A0yx1t_Si1itlF06inner_A10_nocaptureL_qd__qd__1u_tr__lF : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0) -> @out τ_1_0 |
| // CHECK: [[RESULT:%.*]] = apply [[FN]]<T, T>({{.*}}) : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0) -> @out τ_1_0 |
| _ = inner_generic_nocapture(u: t) |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures06outer_A0yx1t_Si1itlF14inner_generic1L_Siqd__1u_tr__lF : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, Int) -> Int |
| // CHECK: [[CLOSURE:%.*]] = partial_apply [[FN]]<T, ()>(%1) : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, Int) -> Int |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0ytSiIxid_SiIxd_TR |
| // CHECK: [[THUNK_CLOSURE:%.*]] = partial_apply [[THUNK]]([[CLOSURE]]) |
| // CHECK: destroy_value [[THUNK_CLOSURE]] |
| let _: () -> Int = inner_generic1 |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures06outer_A0yx1t_Si1itlF14inner_generic1L_Siqd__1u_tr__lF : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, Int) -> Int |
| // CHECK: [[RESULT:%.*]] = apply [[FN]]<T, T>({{.*}}) : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, Int) -> Int |
| _ = inner_generic1(u: t) |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures06outer_A0yx1t_Si1itlF14inner_generic2L_xqd__1u_tr__lF : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, @owned <τ_0_0> { var τ_0_0 } <τ_0_0>) -> @out τ_0_0 |
| // CHECK: [[CLOSURE:%.*]] = partial_apply [[FN]]<T, ()>([[ARG:%.*]]) : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, @owned <τ_0_0> { var τ_0_0 } <τ_0_0>) -> @out τ_0_0 |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0ytxIxir_xIxr_lTR |
| // CHECK: [[THUNK_CLOSURE:%.*]] = partial_apply [[THUNK]]<T>([[CLOSURE]]) |
| // CHECK: destroy_value [[THUNK_CLOSURE]] |
| let _: () -> T = inner_generic2 |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures06outer_A0yx1t_Si1itlF14inner_generic2L_xqd__1u_tr__lF : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, @owned <τ_0_0> { var τ_0_0 } <τ_0_0>) -> @out τ_0_0 |
| // CHECK: [[RESULT:%.*]] = apply [[FN]]<T, T>({{.*}}) : $@convention(thin) <τ_0_0><τ_1_0> (@in τ_1_0, @owned <τ_0_0> { var τ_0_0 } <τ_0_0>) -> @out τ_0_0 |
| _ = inner_generic2(u: t) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures14outer_concreteySi1i_tF : $@convention(thin) (Int) -> () |
| func outer_concrete(i: Int) { |
| func inner_generic_nocapture<U>(u: U) -> U { |
| return u |
| } |
| |
| func inner_generic<U>(u: U) -> Int { |
| return i |
| } |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures14outer_concreteySi1i_tF06inner_A10_nocaptureL_xx1u_tlF : $@convention(thin) <τ_0_0> (@in τ_0_0) -> @out τ_0_0 |
| // CHECK: [[CLOSURE:%.*]] = partial_apply [[FN]]<()>() : $@convention(thin) <τ_0_0> (@in τ_0_0) -> @out τ_0_0 |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0ytytIxir_Ix_TR |
| // CHECK: [[THUNK_CLOSURE:%.*]] = partial_apply [[THUNK]]([[CLOSURE]]) |
| // CHECK: destroy_value [[THUNK_CLOSURE]] |
| let _: () -> () = inner_generic_nocapture |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures14outer_concreteySi1i_tF06inner_A10_nocaptureL_xx1u_tlF : $@convention(thin) <τ_0_0> (@in τ_0_0) -> @out τ_0_0 |
| // CHECK: [[RESULT:%.*]] = apply [[FN]]<Int>({{.*}}) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> @out τ_0_0 |
| _ = inner_generic_nocapture(u: i) |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures14outer_concreteySi1i_tF06inner_A0L_Six1u_tlF : $@convention(thin) <τ_0_0> (@in τ_0_0, Int) -> Int |
| // CHECK: [[CLOSURE:%.*]] = partial_apply [[FN]]<()>(%0) : $@convention(thin) <τ_0_0> (@in τ_0_0, Int) -> Int |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0ytSiIxid_SiIxd_TR |
| // CHECK: [[THUNK_CLOSURE:%.*]] = partial_apply [[THUNK]]([[CLOSURE]]) |
| // CHECK: destroy_value [[THUNK_CLOSURE]] |
| let _: () -> Int = inner_generic |
| |
| // CHECK: [[FN:%.*]] = function_ref @_T016generic_closures14outer_concreteySi1i_tF06inner_A0L_Six1u_tlF : $@convention(thin) <τ_0_0> (@in τ_0_0, Int) -> Int |
| // CHECK: [[RESULT:%.*]] = apply [[FN]]<Int>({{.*}}) : $@convention(thin) <τ_0_0> (@in τ_0_0, Int) -> Int |
| _ = inner_generic(u: i) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T016generic_closures06mixed_A19_nongeneric_nestingyx1t_tlF : $@convention(thin) <T> (@in T) -> () |
| func mixed_generic_nongeneric_nesting<T>(t: T) { |
| func outer() { |
| func middle<U>(u: U) { |
| func inner() -> U { |
| return u |
| } |
| inner() |
| } |
| middle(u: 11) |
| } |
| outer() |
| } |
| |
| // CHECK-LABEL: sil private @_T016generic_closures06mixed_A19_nongeneric_nestingyx1t_tlF5outerL_yylF : $@convention(thin) <T> () -> () |
| // CHECK-LABEL: sil private @_T016generic_closures06mixed_A19_nongeneric_nestingyx1t_tlF5outerL_yylF6middleL_yqd__1u_tr__lF : $@convention(thin) <T><U> (@in U) -> () |
| // CHECK-LABEL: sil private @_T016generic_closures06mixed_A19_nongeneric_nestingyx1t_tlF5outerL_yylF6middleL_yqd__1u_tr__lF5innerL_qd__yr__lF : $@convention(thin) <T><U> (@owned <τ_0_0><τ_1_0> { var τ_1_0 } <T, U>) -> @out U |
| |
| protocol Doge { |
| associatedtype Nose : NoseProtocol |
| } |
| |
| protocol NoseProtocol { |
| associatedtype Squeegee |
| } |
| |
| protocol Doggo {} |
| |
| struct DogSnacks<A : Doggo> {} |
| |
| func capture_same_type_representative<Daisy: Doge, Roo: Doggo>(slobber: Roo, daisy: Daisy) |
| where Roo == Daisy.Nose.Squeegee { |
| var s = DogSnacks<Daisy.Nose.Squeegee>() |
| _ = { _ = s } |
| } |