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d631b9a3d2
Print the type traits in reverse interop to enable the use of foreign reference type in generics like Swift arrays. Also make sure optional foreign reference types can be passed around as raw pointers. rdar://108139769
43 lines
1.5 KiB
Swift
43 lines
1.5 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: split-file %s %t
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// RUN: %target-swift-frontend %t/use-cxx-types.swift -module-name UseCxxTy -typecheck -verify -emit-clang-header-path %t/UseCxxTy.h -I %t -enable-experimental-cxx-interop -clang-header-expose-decls=all-public -disable-availability-checking
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// RUN: cat %t/header.h >> %t/full-header.h
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// RUN: cat %t/UseCxxTy.h >> %t/full-header.h
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// RUN: %target-interop-build-clangxx -std=c++20 -c -xc++-header %t/full-header.h -o %t/o.o
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// RUN: %FileCheck %s < %t/UseCxxTy.h
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//--- header.h
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class SharedFRT {
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public:
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int x;
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} __attribute__((swift_attr("import_reference")))
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__attribute__((swift_attr("retain:retainShared")))
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__attribute__((swift_attr("release:releaseShared")));
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inline void retainShared(SharedFRT *r) { }
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inline void releaseShared(SharedFRT *r) { }
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//--- module.modulemap
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module CxxTest {
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header "header.h"
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requires cplusplus
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}
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//--- use-cxx-types.swift
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import CxxTest
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public func consumeSharedFRT(_ x: consuming SharedFRT) {}
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public func takeSharedFRT(_ x: SharedFRT) {}
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public func takeSharedFRTGeneric(_ x: [SharedFRT]) {}
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public func returnSharedFRTGeneric() -> [SharedFRT] { [] }
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public func takeSharedFRTOptional(_ x: SharedFRT?) {}
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public func returnSharedFRTOptional() -> SharedFRT? { nil }
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// CHECK: SWIFT_EXTERN void $s8UseCxxTy16consumeSharedFRTyySo0eF0VnF(SharedFRT *_Nonnull x) SWIFT_NOEXCEPT SWIFT_CALL; // consumeSharedFRT(_:)
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// CHECK: SWIFT_EXTERN void $s8UseCxxTy13takeSharedFRTyySo0eF0VF(SharedFRT *_Nonnull x) SWIFT_NOEXCEPT SWIFT_CALL; // takeSharedFRT(_:)
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