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50 lines
1.9 KiB
Swift
50 lines
1.9 KiB
Swift
// RUN: rm -rf %t
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// RUN: split-file %s %t
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// RUN: not %target-swift-frontend -typecheck -I %t/Inputs %t/test.swift -enable-experimental-cxx-interop 2>&1 | %FileCheck %s
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//--- Inputs/module.modulemap
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module Test {
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header "test.h"
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requires cplusplus
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}
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//--- Inputs/test.h
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struct Ptr { int *p; };
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struct __attribute__((swift_attr("import_owned"))) StirngLiteral { const char *name; };
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struct M {
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int *_Nonnull test1() const;
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int &test2() const;
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Ptr test3() const;
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int *begin() const;
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StirngLiteral stringLiteral() const { return StirngLiteral{"M"}; }
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};
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//--- test.swift
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import Test
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public func test(x: M) {
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// CHECK: note: C++ method 'test1' that returns a pointer of type 'UnsafeMutablePointer' is unavailable.
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// CHECK: note: C++ method 'test1' may return an interior pointer.
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// CHECK: note: Mark method 'test1' as 'safe_to_import' in C++ to make it available in Swift.
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x.test1()
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// CHECK: note: C++ method 'test2' that returns a reference of type 'UnsafeMutablePointer' is unavailable.
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// CHECK: note: C++ method 'test2' may return an interior pointer.
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// CHECK: note: Mark method 'test2' as 'safe_to_import' in C++ to make it available in Swift.
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x.test2()
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// CHECK: note: C++ method 'test3' that returns a value of type 'Ptr' is unavailable.
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// CHECK: note: C++ method 'test3' may return an interior pointer.
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// CHECK: note: Mark method 'test3' as 'safe_to_import' in C++ to make it available in Swift.
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// CHECK: note: Mark type 'Ptr' as 'self_contained' in C++ to make methods that use it available in Swift.
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x.test3()
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// CHECK: note: C++ method 'begin' that returns an iterator is unavailable
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// CHECK: note: C++ methods that return iterators are potentially unsafe. Try re-writing to use Swift iterator APIs.
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x.begin()
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// CHECK-NOT: error: value of type 'M' has no member 'stringLiteral'
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x.stringLiteral()
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}
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