dc8c217db6
This allows adding a Clang attribute
`swift_attr("conforms_to:ModuleName.ProtocolName")` to C++ structs via
API Notes.
The Swift compiler respects this attribute when importing C++ types into
Swift by automatically declaring the C++ type as a conforming type to
the given Swift protocol.
rdar://131388824
29 lines
2.5 KiB
C++
29 lines
2.5 KiB
C++
// RUN: rm -rf %t && mkdir -p %t
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// RUN: %clang_cc1 -fmodules -fblocks -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fdisable-module-hash -fapinotes-modules -fsyntax-only -I %S/Inputs/Headers %s -x c++
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// RUN: %clang_cc1 -fmodules -fblocks -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fdisable-module-hash -fapinotes-modules -I %S/Inputs/Headers %s -x c++ -ast-dump -ast-dump-filter ImmortalRefType | FileCheck -check-prefix=CHECK-IMMORTAL %s
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// RUN: %clang_cc1 -fmodules -fblocks -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fdisable-module-hash -fapinotes-modules -I %S/Inputs/Headers %s -x c++ -ast-dump -ast-dump-filter RefCountedType | FileCheck -check-prefix=CHECK-REF-COUNTED %s
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// RUN: %clang_cc1 -fmodules -fblocks -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fdisable-module-hash -fapinotes-modules -I %S/Inputs/Headers %s -x c++ -ast-dump -ast-dump-filter NonCopyableType | FileCheck -check-prefix=CHECK-NON-COPYABLE %s
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// RUN: %clang_cc1 -fmodules -fblocks -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fdisable-module-hash -fapinotes-modules -I %S/Inputs/Headers %s -x c++ -ast-dump -ast-dump-filter CopyableType | FileCheck -check-prefix=CHECK-COPYABLE %s
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#include <SwiftImportAs.h>
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// CHECK-IMMORTAL: Dumping ImmortalRefType:
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// CHECK-IMMORTAL-NEXT: CXXRecordDecl {{.+}} imported in SwiftImportAs {{.+}} struct ImmortalRefType
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// CHECK-IMMORTAL: SwiftAttrAttr {{.+}} <<invalid sloc>> "import_reference"
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// CHECK-REF-COUNTED: Dumping RefCountedType:
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// CHECK-REF-COUNTED-NEXT: CXXRecordDecl {{.+}} imported in SwiftImportAs {{.+}} struct RefCountedType
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// CHECK-REF-COUNTED: SwiftAttrAttr {{.+}} <<invalid sloc>> "import_reference"
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// CHECK-REF-COUNTED: SwiftAttrAttr {{.+}} <<invalid sloc>> "retain:RCRetain"
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// CHECK-REF-COUNTED: SwiftAttrAttr {{.+}} <<invalid sloc>> "release:RCRelease"
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// CHECK-REF-COUNTED: SwiftAttrAttr {{.+}} <<invalid sloc>> "conforms_to:MySwiftModule.MySwiftRefCountedProtocol"
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// CHECK-NON-COPYABLE: Dumping NonCopyableType:
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// CHECK-NON-COPYABLE-NEXT: CXXRecordDecl {{.+}} imported in SwiftImportAs {{.+}} struct NonCopyableType
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// CHECK-NON-COPYABLE: SwiftAttrAttr {{.+}} <<invalid sloc>> "conforms_to:MySwiftModule.MySwiftNonCopyableProtocol"
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// CHECK-NON-COPYABLE: SwiftAttrAttr {{.+}} <<invalid sloc>> "~Copyable"
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// CHECK-COPYABLE: Dumping CopyableType:
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// CHECK-COPYABLE-NEXT: CXXRecordDecl {{.+}} imported in SwiftImportAs {{.+}} struct CopyableType
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// CHECK-COPYABLE-NOT: SwiftAttrAttr
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