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SE-495: Make @c an official feature #85122

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659692e
Tests: Update all uses of `@c` to use the identifier format
xymus Sep 23, 2025
7ec1d36
Parser: Reject `@c` attributes using the string format
xymus Sep 23, 2025
467bc11
SE-495: Make @c an official feature
xymus Oct 23, 2025
025af55
SE-495: Make CImplementation an official feature
xymus Oct 24, 2025
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3 changes: 0 additions & 3 deletions include/swift/AST/DiagnosticsSema.def
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Expand Up @@ -2093,9 +2093,6 @@ ERROR(cdecl_throws,none,
ERROR(cdecl_incompatible_with_objc,none,
"cannot apply both '@c' and '@objc' to %kindonly0",
(const Decl *))
ERROR(cdecl_feature_required,none,
"'@c' requires '-enable-experimental-feature CDecl'",
())

// @_used and @_section
ERROR(section_linkage_markers_disabled,none,
Expand Down
8 changes: 2 additions & 6 deletions include/swift/Basic/Features.def
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Expand Up @@ -276,6 +276,8 @@ LANGUAGE_FEATURE(InlineArrayTypeSugar, 483, "Type sugar for InlineArray")
LANGUAGE_FEATURE(LifetimeDependenceMutableAccessors, 0, "Support mutable accessors returning ~Escapable results")
LANGUAGE_FEATURE(InoutLifetimeDependence, 0, "Support @_lifetime(&)")
SUPPRESSIBLE_LANGUAGE_FEATURE(NonexhaustiveAttribute, 487, "Nonexhaustive Enums")
LANGUAGE_FEATURE(CDecl, 495, "C compatible functions and enums with @c")
LANGUAGE_FEATURE(CImplementation, 495, "C compatible functions and enums with @c")
Comment on lines +279 to +280
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Can we remove these two language features entirely? One can use #if hasAttribute(c) to detect the availability of this feature, we don't need anything more.

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Should we keep the CDecl one for the backwards compatibility of swiftinterfaces? That check wouldn't be perfect either since the attribute name changed but not the feature name.


// Swift 6
UPCOMING_FEATURE(ConciseMagicFile, 274, 6)
Expand Down Expand Up @@ -469,9 +471,6 @@ EXPERIMENTAL_FEATURE(ClosureIsolation, true)
// staging purposes.
EXPERIMENTAL_FEATURE(ObjCImplementationWithResilientStorage, true)

// Enable @implementation on @_cdecl functions.
EXPERIMENTAL_FEATURE(CImplementation, true)

// Enable @sensitive attribute.
EXPERIMENTAL_FEATURE(Sensitive, true)

Expand Down Expand Up @@ -530,9 +529,6 @@ EXPERIMENTAL_FEATURE(ClosureBodyMacro, true)
/// Allow declarations of Swift runtime symbols using @_silgen_name.
EXPERIMENTAL_FEATURE(AllowRuntimeSymbolDeclarations, true)

/// Allow use of `@c`
EXPERIMENTAL_FEATURE(CDecl, false)

/// Allow use of `Module::name` syntax
EXPERIMENTAL_FEATURE(ModuleSelector, false)

Expand Down
9 changes: 1 addition & 8 deletions lib/Parse/ParseDecl.cpp
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Expand Up @@ -3027,14 +3027,7 @@ ParserStatus Parser::parseNewDeclAttribute(DeclAttributes &Attributes,
}

case DeclAttrKind::CDecl: {
if (!AttrName.starts_with("_") &&

// Backwards support for @c("stringId"). Remove before enabling in
// production so we accept only the identifier format.
lookahead(1, [&](CancellableBacktrackingScope &) {
return Tok.isNot(tok::string_literal);
})) {

if (AttrName == "c") {
std::optional<StringRef> CName;
if (consumeIfAttributeLParen()) {
// Custom C name.
Expand Down
6 changes: 0 additions & 6 deletions lib/Sema/TypeCheckAttr.cpp
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Expand Up @@ -2462,12 +2462,6 @@ void AttributeChecker::visitCDeclAttr(CDeclAttr *attr) {
if (D->getAttrs().getAttribute<ObjCAttr>()) {
diagnose(attr->getLocation(), diag::cdecl_incompatible_with_objc, D);
}

// @c needs to be enabled via a feature flag.
if (!attr->Underscored &&
!Ctx.LangOpts.hasFeature(Feature::CDecl)) {
diagnose(attr->getLocation(), diag::cdecl_feature_required);
}
}

void AttributeChecker::visitExposeAttr(ExposeAttr *attr) {
Expand Down
5 changes: 0 additions & 5 deletions lib/Sema/TypeCheckDeclObjC.cpp
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Expand Up @@ -4197,11 +4197,6 @@ class ObjCImplementationChecker {
!decl->getASTContext().LangOpts.hasFeature(Feature::CImplementation))
return;

// Only encourage @_objcImplementation *extension* adopters to adopt
// @implementation; @_objcImplementation @_cdecl hasn't been stabilized yet.
if (!isa<ExtensionDecl>(decl))
return;

auto diag = diagnose(getAttr()->getLocation(),
diag::objc_implementation_early_spelling_deprecated);
diag.fixItReplace(getAttr()->getRangeWithAt(), "@implementation");
Expand Down
1 change: 1 addition & 0 deletions test/Interop/CxxToSwiftToCxx/bridge-cxx-struct-back-to-cxx.swift
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Expand Up @@ -181,6 +181,7 @@ public struct Strct {
public let transform2: ns.anonStructInNS
}

// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning("-Watimport-in-framework-header")
Expand Down
2 changes: 1 addition & 1 deletion test/Parse/objc_enum.swift
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Expand Up @@ -26,7 +26,7 @@ enum NonObjCEnum: Int {

class Bar {
@objc func foo(x: Foo) {}
@objc func nonObjC(x: NonObjCEnum) {} //expected-error{{type of the parameter cannot be represented in Objective-C}} //expected-note{{non-'@objc' enums cannot be represented in Objective-C}}
@objc func nonObjC(x: NonObjCEnum) {} //expected-error{{type of the parameter cannot be represented in Objective-C}} //expected-note{{Swift enums not marked '@c' or '@objc' cannot be represented in Objective-C}}
}

// <rdar://problem/23681566> @objc enums with payloads rejected with no source location info
Expand Down
4 changes: 2 additions & 2 deletions test/PrintAsObjC/cdecl-enum-reference.swift
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Expand Up @@ -25,13 +25,13 @@
// REQUIRES: swift_feature_CDecl

//--- CoreLib.swift
@c("CEnum")
@c(CEnum)
public enum CEnum: CInt { case A, B }

//--- MiddleLib.swift
import CoreLib

@c("CFunc")
@c(CFunc)
public func CFunc(e: CEnum) {}
// CHECK: typedef SWIFT_ENUM_FWD_DECL(int, CEnum)
// CHECK: SWIFT_EXTERN void CFunc(SWIFT_ENUM_TAG CEnum e) SWIFT_NOEXCEPT;
Expand Down
20 changes: 10 additions & 10 deletions test/PrintAsObjC/cdecl-enums.swift
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Expand Up @@ -57,7 +57,7 @@ import Foundation
// CHECK-NEXT: }

/// Foo: A feer, a female feer.
@c("FooComments") public enum FooComments: CInt {
@c(FooComments) public enum FooComments: CInt {
/// Zim: A zeer, a female zeer.
case Zim
case Zang, Zung
Expand All @@ -67,7 +67,7 @@ import Foundation
// CHECK-NEXT: Zang = -219,
// CHECK-NEXT: Zung = -218,
// CHECK-NEXT: };
@c("NegativeValues") enum NegativeValues: Int16 {
@c(NegativeValues) enum NegativeValues: Int16 {
case Zang = -219, Zung

func methodNotExportedToC() {}
Expand All @@ -77,40 +77,40 @@ import Foundation
// CHECK-NEXT: SomeErrorBadness = 9001,
// CHECK-NEXT: SomeErrorWorseness = 9002,
// CHECK-NEXT: };
@c("SomeError") enum SomeError: Int, Error {
@c(SomeError) enum SomeError: Int, Error {
case Badness = 9001
case Worseness
}

// CHECK-LABEL: typedef SWIFT_ENUM_NAMED(ptrdiff_t, SomeOtherError, "SomeOtherError", closed) {
// CHECK-NEXT: SomeOtherErrorDomain = 0,
// CHECK-NEXT: };
@c("SomeOtherError") enum SomeOtherError: Int, Error {
@c(SomeOtherError) enum SomeOtherError: Int, Error {
case Domain
}

// CHECK-LABEL: typedef SWIFT_ENUM_NAMED(ptrdiff_t, ObjcErrorType, "SomeRenamedErrorType", closed) {
// CHECK-NEXT: ObjcErrorTypeBadStuff = 0,
// CHECK-NEXT: };
@c("ObjcErrorType") enum SomeRenamedErrorType: Int, Error {
@c(ObjcErrorType) enum SomeRenamedErrorType: Int, Error {
case BadStuff
}

@c("acceptMemberImported") func acceptMemberImported(a: Wrapper.Raw, b: Wrapper.Enum, c: Wrapper.Options, d: Wrapper.Typedef, e: Wrapper.Anon, ee: Wrapper.Anon2) {}
@c(acceptMemberImported) func acceptMemberImported(a: Wrapper.Raw, b: Wrapper.Enum, c: Wrapper.Options, d: Wrapper.Typedef, e: Wrapper.Anon, ee: Wrapper.Anon2) {}
// CHECK-LABEL: SWIFT_EXTERN void acceptMemberImported(enum MemberRaw a, enum MemberEnum b, MemberOptions c, enum MemberTypedef d, MemberAnon e, MemberAnon2 ee) SWIFT_NOEXCEPT;

@c("acceptPlainEnum") func acceptPlainEnum(_: NSMalformedEnumMissingTypedef) {}
@c(acceptPlainEnum) func acceptPlainEnum(_: NSMalformedEnumMissingTypedef) {}
// CHECK-LABEL: SWIFT_EXTERN void acceptPlainEnum(enum NSMalformedEnumMissingTypedef) SWIFT_NOEXCEPT;

@c("acceptTopLevelImported") func acceptTopLevelImported(a: TopLevelRaw, b: TopLevelEnum, c: TopLevelOptions, d: TopLevelTypedef, e: TopLevelAnon) {}
@c(acceptTopLevelImported) func acceptTopLevelImported(a: TopLevelRaw, b: TopLevelEnum, c: TopLevelOptions, d: TopLevelTypedef, e: TopLevelAnon) {}
// CHECK-LABEL: SWIFT_EXTERN void acceptTopLevelImported(enum TopLevelRaw a, TopLevelEnum b, TopLevelOptions c, TopLevelTypedef d, TopLevelAnon e) SWIFT_NOEXCEPT;

@c("takeAndReturnEnumC") func takeAndReturnEnumC(_ foo: FooComments) -> NegativeValues {
@c(takeAndReturnEnumC) func takeAndReturnEnumC(_ foo: FooComments) -> NegativeValues {
return .Zung
}
// CHECK-LABEL: SWIFT_EXTERN SWIFT_ENUM_TAG NegativeValues takeAndReturnEnumC(SWIFT_ENUM_TAG FooComments foo) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

@c("takeAndReturnRenamedEnum") func takeAndReturnRenamedEnum(_ foo: EnumNamed) -> EnumNamed {
@c(takeAndReturnRenamedEnum) func takeAndReturnRenamedEnum(_ foo: EnumNamed) -> EnumNamed {
return .A
}
// CHECK-LABEL: SWIFT_EXTERN SWIFT_ENUM_TAG ObjcEnumNamed takeAndReturnRenamedEnum(SWIFT_ENUM_TAG ObjcEnumNamed foo) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;
Expand Down
4 changes: 2 additions & 2 deletions test/PrintAsObjC/cdecl-includes-with-objc.swift
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Expand Up @@ -53,11 +53,11 @@ import Foundation
// CHECK: extern "C" {
// CHECK: #endif

@c("get_int_alias")
@c(get_int_alias)
public func getIntAlias() -> IntFromCFramework { 42 }
// CHECK: SWIFT_EXTERN IntFromCFramework get_int_alias(void) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

@c("imports_cgpoint")
@c(imports_cgpoint)
public func importsCGPoint(pt: CGPoint) { }
// CHECK: SWIFT_EXTERN void imports_cgpoint(CGPoint pt) SWIFT_NOEXCEPT;

Expand Down
6 changes: 3 additions & 3 deletions test/PrintAsObjC/cdecl-includes.swift
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Expand Up @@ -78,16 +78,16 @@ import CModule
// CHECK: extern "C" {
// CHECK: #endif

@c("mirror_struct")
@c(mirror_struct)
public func a_mirrorStruct(_ a: CStruct) -> CStruct { a }
// CHECK: SWIFT_EXTERN struct CStruct mirror_struct(struct CStruct a) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

@c("mirror_union")
@c(mirror_union)
public func b_mirrorStruct(_ a: CUnion) -> CUnion { a }
// CHECK: SWIFT_EXTERN union CUnion mirror_union(union CUnion a) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;


@c("TKGetDefaultToastSetting")
@c(TKGetDefaultToastSetting)
public func c_defaultToastSetting() -> TKTimeSetting { TKTimeSettingNormal } // It would be nice to import TKTimeSettingNormal as a member.
// CHECK: SWIFT_EXTERN TKTimeSetting TKGetDefaultToastSetting(void) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

Expand Down
20 changes: 10 additions & 10 deletions test/PrintAsObjC/cdecl-official.swift
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Expand Up @@ -53,30 +53,30 @@ func a0_simple(x: Int, bar y: Int) -> Int { return x }
func a1_defaultName(x: Int) -> Int { return x }
// CHECK-LABEL: SWIFT_EXTERN ptrdiff_t a1_defaultName(ptrdiff_t x) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

@c("primitiveTypes")
@c(primitiveTypes)
public func b_primitiveTypes(i: Int, ci: CInt, l: CLong, c: CChar, f: Float, d: Double, b: Bool) {}
// CHECK-LABEL: SWIFT_EXTERN void primitiveTypes(ptrdiff_t i, int ci, long l, char c, float f, double d, bool b) SWIFT_NOEXCEPT;

@c("has_keyword_arg_names")
@c(has_keyword_arg_names)
func c_keywordArgNames(auto: Int, union: Int) {}
// CHECK-LABEL: SWIFT_EXTERN void has_keyword_arg_names(ptrdiff_t auto_, ptrdiff_t union_) SWIFT_NOEXCEPT;

@c("return_never")
@c(return_never)
func d_returnNever() -> Never { fatalError() }
// CHECK-LABEL: SWIFT_EXTERN void return_never(void) SWIFT_NOEXCEPT SWIFT_NORETURN;

/// Pointer types
// CHECK: /// Pointer types

@c("pointers")
@c(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;

@c("nullable_pointers")
@c(nullable_pointers)
func g_nullablePointers(_ x: UnsafeMutableRawPointer,
y: UnsafeMutableRawPointer?,
z: UnsafeMutableRawPointer!) {}
Expand All @@ -87,23 +87,23 @@ func g_nullablePointers(_ x: UnsafeMutableRawPointer,
@c
enum CEnum: CInt { case A, B }

@c("CEnumRenamed_CName")
@c(CEnumRenamed_CName)
enum CEnumRenamed: CLong { case A, B }

@c("use_enum")
@c(use_enum)
func h_useCEnum(e: CEnum) -> CEnum { return e }
// CHECK: SWIFT_EXTERN SWIFT_ENUM_TAG CEnum use_enum(SWIFT_ENUM_TAG CEnum e) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

@c("use_enum_renamed")
@c(use_enum_renamed)
func i_useCEnumLong(e: CEnumRenamed) -> CEnumRenamed { return e }
// CHECK: SWIFT_EXTERN SWIFT_ENUM_TAG CEnumRenamed_CName use_enum_renamed(SWIFT_ENUM_TAG CEnumRenamed_CName e) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

@c("use_enum_late")
@c(use_enum_late)
func j_useCEnumChar(e: zCEnumDefinedLate) -> zCEnumDefinedLate { return e }
// CHECK: SWIFT_EXTERN SWIFT_ENUM_TAG zCEnumDefinedLate use_enum_late(SWIFT_ENUM_TAG zCEnumDefinedLate e) SWIFT_NOEXCEPT SWIFT_WARN_UNUSED_RESULT;

/// Declare this enum late in the source file and in alphabetical order.
@c("zCEnumDefinedLate")
@c(zCEnumDefinedLate)
enum zCEnumDefinedLate: CChar { case A, B }

// CHECK: #if defined(__cplusplus)
Expand Down
2 changes: 1 addition & 1 deletion test/PrintAsObjC/cdecl-with-objc.swift
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Expand Up @@ -18,7 +18,7 @@
// REQUIRES: swift_feature_CDecl
// REQUIRES: objc_interop

@c("cFunc")
@c(cFunc)
func cFunc() { }
// CHECK: cFunc
// CHECK-NOT: cFunc
Expand Down
1 change: 1 addition & 0 deletions test/PrintAsObjC/emit-clang-header-nonmodular-includes-mock-sdk.swift
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Expand Up @@ -24,6 +24,7 @@ public class HelloWorld: NSObject {
}
}

// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning("-Watimport-in-framework-header")
// CHECK-NEXT: #pragma clang diagnostic ignored "-Watimport-in-framework-header"
Expand Down
1 change: 1 addition & 0 deletions test/PrintAsObjC/emit-clang-header-nonmodular-includes-modulemap-not-in-include-dir.swift
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Expand Up @@ -11,6 +11,7 @@ import EmitClangHeaderNonmodularIncludesStressTest

public class Bar : Baz {}

// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning("-Watimport-in-framework-header")
// CHECK-NEXT: #pragma clang diagnostic ignored "-Watimport-in-framework-header"
Expand Down
1 change: 1 addition & 0 deletions test/PrintAsObjC/emit-clang-header-nonmodular-includes-path-normalization.swift
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Expand Up @@ -9,6 +9,7 @@ import EmitClangHeaderNonmodularIncludesStressTest

public class Bar : Baz {}

// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning("-Watimport-in-framework-header")
// CHECK-NEXT: #pragma clang diagnostic ignored "-Watimport-in-framework-header"
Expand Down
1 change: 1 addition & 0 deletions test/PrintAsObjC/emit-clang-header-nonmodular-includes-symlinked-header.swift
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Expand Up @@ -11,6 +11,7 @@ import EmitClangHeaderNonmodularIncludesStressTest
public class Bar : Foo {}


// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning("-Watimport-in-framework-header")
// CHECK-NEXT: #pragma clang diagnostic ignored "-Watimport-in-framework-header"
Expand Down
7 changes: 7 additions & 0 deletions test/PrintAsObjC/empty.swift
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Expand Up @@ -41,6 +41,13 @@
// CHECK-NEXT: #endif
// CHECK-NEXT: #endif

// CHECK: #if defined(__cplusplus)
// CHECK-NEXT: extern "C" {
// CHECK-NEXT: #endif

// CHECK: #if defined(__cplusplus)
// CHECK-NEXT: } // extern "C"
// CHECK-NEXT: #endif

// CHECK-NOT: {{[@;{}]}}

Expand Down
18 changes: 9 additions & 9 deletions test/PrintAsObjC/enums.swift
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Expand Up @@ -2,14 +2,14 @@

// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -enable-source-import -emit-module -emit-module-doc -o %t %s -import-objc-header %S/Inputs/enums.h -disable-objc-attr-requires-foundation-module
// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -parse-as-library %t/enums.swiftmodule -typecheck -verify -emit-objc-header-path %t/enums.h -import-objc-header %S/Inputs/enums.h -disable-objc-attr-requires-foundation-module
// RUN: %FileCheck %s < %t/enums.h
// RUN: %FileCheck %s -input-file %t/enums.h
// RUN: %FileCheck -check-prefix=NEGATIVE %s < %t/enums.h
// RUN: %check-in-clang %t/enums.h
// RUN: %check-in-clang -fno-modules -Qunused-arguments %t/enums.h -include ctypes.h -include CoreFoundation.h

// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -enable-source-import -emit-module -o /dev/null -emit-module-doc-path /dev/null -module-name enums %s -emit-objc-header-path %t/enums.WMO.h -import-objc-header %S/Inputs/enums.h -disable-objc-attr-requires-foundation-module
// RUN: %FileCheck %s < %t/enums.WMO.h
// RUN: %FileCheck -check-prefix=NEGATIVE %s < %t/enums.WMO.h
// RUN: %FileCheck %s -input-file %t/enums.WMO.h
// RUN: %FileCheck -check-prefix=NEGATIVE %s -input-file %t/enums.WMO.h
// RUN: %check-in-clang %t/enums.WMO.h
// RUN: %check-in-clang -fno-modules -Qunused-arguments %t/enums.WMO.h -include ctypes.h -include CoreFoundation.h

Expand All @@ -18,20 +18,20 @@

// RUN: echo "{\"%s\": {\"objc-header\": \"%t/enums-supplemental.h\"}}" > %t-output-file-map.json
// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -parse-as-library %s -enable-source-import -typecheck -verify -supplementary-output-file-map %t-output-file-map.json -import-objc-header %S/Inputs/enums.h -disable-objc-attr-requires-foundation-module
// RUN: %FileCheck -check-prefix CHECK-SUPPLEMENTAL %s < %t/enums-supplemental.h
// RUN: %FileCheck -check-prefix CHECK-SUPPLEMENTAL %s -input-file %t/enums-supplemental.h

// REQUIRES: objc_interop

import Foundation

// NEGATIVE-NOT: NSMalformedEnumMissingTypedef :
// NEGATIVE-NOT: enum EnumNamed
// CHECK-LABEL: enum FooComments : NSInteger;
// CHECK-LABEL: enum NegativeValues : int16_t;
// CHECK-LABEL: enum ObjcEnumNamed : NSInteger;
// CHECK-LABEL: typedef SWIFT_ENUM_FWD_DECL(NSInteger, FooComments)
// CHECK-LABEL: typedef SWIFT_ENUM_FWD_DECL(int16_t, NegativeValues)
// CHECK-LABEL: typedef SWIFT_ENUM_FWD_DECL(NSInteger, ObjcEnumNamed)

// CHECK-SUPPLEMENTAL: enum NegativeValues : int16_t;
// CHECK-SUPPLEMENTAL: enum ObjcEnumNamed : NSInteger;
// CHECK-SUPPLEMENTAL: typedef SWIFT_ENUM_FWD_DECL(int16_t, NegativeValues)
// CHECK-SUPPLEMENTAL: typedef SWIFT_ENUM_FWD_DECL(NSInteger, ObjcEnumNamed)

// CHECK-LABEL: @interface AnEnumMethod
// CHECK-NEXT: - (enum NegativeValues)takeAndReturnEnum:(enum FooComments)foo SWIFT_WARN_UNUSED_RESULT;
Expand Down
3 changes: 2 additions & 1 deletion test/PrintAsObjC/mixed-framework-fwd.swift
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Expand Up @@ -17,7 +17,8 @@

// REQUIRES: objc_interop

// CHECK-LABEL: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning
// CHECK-NEXT: #pragma clang diagnostic
// CHECK-NEXT: #endif
Expand Down
3 changes: 2 additions & 1 deletion test/PrintAsObjC/mixed-framework.swift
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Expand Up @@ -12,7 +12,8 @@

// CHECK: #pragma clang diagnostic push

// CHECK-LABEL: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK: #if __has_feature(objc_modules)
// CHECK-NEXT: #if __has_warning("-Watimport-in-framework-header")
// CHECK-NEXT: #pragma clang diagnostic ignored "-Watimport-in-framework-header"
// CHECK-NEXT: #endif
Expand Down
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