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45 lines
1.3 KiB
Swift
45 lines
1.3 KiB
Swift
// Tests that under -enable-llvm-vfe, virtual function calls to classes defined
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// by other modules are using thunk calls (instead of direct vtable loads).
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// RUN: %empty-directory(%t)
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// RUN: %target-build-swift -Xfrontend -disable-objc-interop -Xfrontend -enable-llvm-vfe -parse-as-library %s -DLIBRARY -module-name Library -emit-module -o %t/Library.swiftmodule
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// RUN: %target-build-swift -Xfrontend -disable-objc-interop -Xfrontend -enable-llvm-vfe -parse-as-library %s -DCLIENT -module-name Main -I%t -emit-ir -o - | %FileCheck %s
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// UNSUPPORTED: OS=windows-msvc
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#if LIBRARY
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public class MyLibraryClass {
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public func foo() { }
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}
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#endif
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#if CLIENT
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import Library
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public class MyLocalClass {
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public func bar() { }
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}
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func func1(o: MyLocalClass) {
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// CHECK: define hidden swiftcc void @"$s4Main5func11oyAA12MyLocalClassC_tF"(ptr %0)
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o.bar()
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// CHECK: [[SLOT:%.*]] = getelementptr inbounds ptr, ptr {{.*}}, {{i64|i32}} {{.*}}
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// CHECK: call { ptr, i1 } @llvm.type.checked.load(ptr [[SLOT]], i32 0, metadata !"$s4Main12MyLocalClassC3baryyFTq")
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// CHECK: ret void
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}
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func func2(o: MyLibraryClass) {
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// CHECK: define hidden swiftcc void @"$s4Main5func21oy7Library02MyC5ClassC_tF"(ptr %0)
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o.foo()
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// CHECK: call swiftcc void @"$s7Library02MyA5ClassC3fooyyFTj"
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// CHECK-NOT: @llvm.type.checked.load
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// CHECK: ret void
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}
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#endif
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