| // RUN: %target-swift-frontend -emit-ir %s | %FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-%target-ptrsize |
| public protocol CP: AnyObject {} |
| |
| public func classExistential(_: __owned CP?) {} |
| // CHECK-LABEL: define{{.*}}16classExistential |
| // CHECK-NOT: Os" |
| // CHECK-NOT: Oe" |
| // CHECK: swift_{{.*}}elease |
| |
| public func classExistential2(_: __owned CP??) {} |
| // CHECK-LABEL: define{{.*}}17classExistential2 |
| // CHECK: 2CP_pSgSgWOe" |
| |
| // TODO: 32-bit String layout still triggers an out-of-line constructor |
| public func string(_: __owned String?) {} |
| // CHECK-64-LABEL: define{{.*}}6string |
| // CHECK-64-NOT: Os" |
| // CHECK-64-NOT: Oe" |
| // CHECK-64: swift_{{.*}}elease |
| |
| public func array(_: __owned [String]?) {} |
| // CHECK-LABEL: define{{.*}}5array |
| // CHECK-NOT: Os" |
| // CHECK-NOT: Oe" |
| // CHECK: swift_{{.*}}elease |
| |
| public func dict(_: __owned [String: String]?) {} |
| // CHECK-LABEL: define{{.*}}4dict |
| // CHECK-NOT: Os" |
| // CHECK-NOT: Oe" |
| // CHECK: swift_{{.*}}elease |
| |
| // Should get its extra inhabitant from x. The other "junk" fields are trivial |
| // so we can avoid branching the value witness operations. |
| public struct TrivialJunkFields { |
| var w: Int |
| var x: [String] |
| var y: Int |
| } |
| |
| public func trivialJunkFields(_: __owned TrivialJunkFields?) {} |
| // CHECK-LABEL: define{{.*}}17trivialJunkFields |
| // CHECK-NOT: Os" |
| // CHECK-NOT: Oe" |
| // CHECK: swift_{{.*}}elease |
| |
| |
| // Should get its extra inhabitants from `y`. We can't avoid branching |
| // in the value witness because the bits of `x` are undefined if an enum |
| // is used. |
| public struct NontrivialJunkFields { |
| var w: Int |
| var x: [String] |
| var y: [String] |
| } |
| |
| public func nontrivialJunkFields(_: __owned NontrivialJunkFields?) {} |
| // CHECK-LABEL: define{{.*}}20nontrivialJunkFields |
| // CHECK: 20NontrivialJunkFieldsVSgW{{Os|Oe}}" |
