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This fixes compiler errors for C++ types that use pimpl idiom: ``` invalid application of 'sizeof' to an incomplete type ``` rdar://141960396
16 lines
461 B
Swift
16 lines
461 B
Swift
// RUN: %target-swiftxx-frontend -emit-irgen %s -I %S/Inputs | %FileCheck %s
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// Make sure Swift handles the C++ pointer-to-implementation idiom properly.
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import PIMPL
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// Trigger type metadata to be emitted by conforming C++ types to a Swift protocol.
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protocol MyProto {}
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extension HasPIMPL : MyProto {}
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extension HasSmartPIMPL : MyProto {}
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let _ = createHasPIMPL()
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let _ = createHasSmartPIMPL()
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// CHECK-NOT: @"get_type_metadata {{.*}}default_delete{{.*}}
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