Files
swift-mirror/test/Serialization/noncopyable_generics.swift
T
Saleem Abdulrasool 2b8ee6e5a2 test: disallow llvm-bcanalyzer and use new macro
This ensures that we use the correct llvm-bcanalyzer from the just built
compiler tools.
2026-04-13 16:22:02 -07:00

57 lines
1.9 KiB
Swift

// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend %S/Inputs/ncgenerics.swift \
// RUN: -enable-experimental-feature SuppressedAssociatedTypesWithDefaults \
// RUN: -emit-module -module-name ncgenerics \
// RUN: -o %t
// RUN: %llvm-bcanalyzer %t/ncgenerics.swiftmodule | %FileCheck %s
// RUN: %target-typecheck-verify-swift -I %t
// RUN: %target-swift-ide-test(mock-sdk: %clang-importer-sdk) \
// RUN: -enable-experimental-feature SuppressedAssociatedTypesWithDefaults \
// RUN: -print-module -module-to-print=ncgenerics \
// RUN: -I %t -source-filename=%s \
// RUN: | %FileCheck -check-prefix=CHECK-PRINT %s
// REQUIRES: swift_feature_SuppressedAssociatedTypesWithDefaults
// CHECK-NOT: UnknownCode
// CHECK-PRINT-DAG: protocol Generator<Value> {
// CHECK-PRINT-DAG: enum Maybe<Wrapped> : ~Copyable where Wrapped : ~Copyable {
// CHECK-PRINT-DAG: extension Maybe : Copyable where Wrapped : Copyable {
// CHECK-PRINT-DAG: func ncIdentity<T>(_ t: consuming T) -> T where T : ~Copyable
// CHECK-PRINT-DAG: protocol Either<Left, Right> : ~Copyable {
// CHECK-PRINT-DAG: associatedtype Left : ~Copyable
// CHECK-PRINT-DAG: associatedtype Right : ~Copyable
import ncgenerics
struct TestRequirements: Generator {
func next() -> Int? { return .none }
}
struct NC: ~Copyable {}
struct RegularStruct {}
func isItCopyable<T: Copyable>(_ t: T) {}
// expected-note@-1 {{'where T: Copyable' is implicit here}}
func check() {
var tr = TestRequirements()
advance(by: 12, &tr)
isItCopyable(TestRequirements())
isItCopyable(RegularStruct())
isItCopyable(NC()) // expected-error {{global function 'isItCopyable' requires that 'NC' conform to 'Copyable'}}
let x: Maybe<NC> = .none
}
struct Witness: Either {
typealias Left = Maybe<RegularStruct>
typealias Right = Maybe<NC>
}