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PrintAsObjC Test: Test pointer types with @cdecl

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This commit is contained in:
Alexis Laferrière
2025-05-06 14:34:07 -07:00
parent 0f98021708
commit f6dd432450
2 changed files with 35 additions and 0 deletions
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19
test/PrintAsObjC/cdecl-official.swift
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@@ -21,6 +21,8 @@
//--- Lib.swift
// CHECK-NOT: assume_nonnull
// CHECK: #if defined(__cplusplus)
// CHECK: extern "C" {
// CHECK: #endif
@@ -43,6 +45,23 @@ func c_keywordArgNames(auto: Int, union: Int) {}
func d_returnNever() -> Never { fatalError() }
// CHECK-LABEL: SWIFT_EXTERN void return_never(void) SWIFT_NOEXCEPT SWIFT_NORETURN;
/// Pointer types
// CHECK: /// Pointer types
@cdecl("pointers")
func f_pointers(_ x: UnsafeMutablePointer<Int>,
y: UnsafePointer<Int>,
z: UnsafeMutableRawPointer,
w: UnsafeRawPointer,
u: OpaquePointer) {}
// CHECK: SWIFT_EXTERN void pointers(ptrdiff_t * _Nonnull x, ptrdiff_t const * _Nonnull y, void * _Nonnull z, void const * _Nonnull w, void * _Nonnull u) SWIFT_NOEXCEPT;
@cdecl("nullable_pointers")
func g_nullablePointers(_ x: UnsafeMutableRawPointer,
y: UnsafeMutableRawPointer?,
z: UnsafeMutableRawPointer!) {}
// CHECK: SWIFT_EXTERN void nullable_pointers(void * _Nonnull x, void * _Nullable y, void * _Null_unspecified z) SWIFT_NOEXCEPT;
// CHECK: #if defined(__cplusplus)
// CHECK-NEXT: }
// CHECK-NEXT: #endif

16
test/attr/attr_cdecl_official.swift
View File

@@ -55,3 +55,19 @@ class Foo {
@cdecl("throwing") // expected-error{{raising errors from @cdecl functions is not supported}}
func throwing() throws { }
@cdecl("acceptedPointers")
func acceptedPointers(_ x: UnsafeMutablePointer<Int>,
y: UnsafePointer<Int>,
z: UnsafeMutableRawPointer,
w: UnsafeRawPointer,
u: OpaquePointer) {}
@cdecl("rejectedPointers")
func rejectedPointers( // expected-error 6 {{global function cannot be marked '@cdecl' because the type of the parameter}}
x: UnsafePointer<String>, // expected-note {{Swift structs cannot be represented in Objective-C}} // FIXME: Should reference C.
y: CVaListPointer, // expected-note {{Swift structs cannot be represented in Objective-C}}
z: UnsafeBufferPointer<Int>, // expected-note {{Swift structs cannot be represented in Objective-C}}
u: UnsafeMutableBufferPointer<Int>, // expected-note {{Swift structs cannot be represented in Objective-C}}
v: UnsafeRawBufferPointer, // expected-note {{Swift structs cannot be represented in Objective-C}}
t: UnsafeMutableRawBufferPointer) {} // expected-note {{Swift structs cannot be represented in Objective-C}}