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39 lines
2.1 KiB
Swift
39 lines
2.1 KiB
Swift
// RUN: rm -rf %t
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// RUN: mkdir %t
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// RUN: %target-swift-frontend -emit-module -enable-library-evolution \
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// RUN: -emit-module-path=%t/resilient_struct.swiftmodule \
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// RUN: -module-name=resilient_struct %S/../Inputs/resilient_struct.swift
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// RUN: %target-swift-frontend -module-name main -I %t -emit-ir -primary-file %s %S/Inputs/OtherModule.swift | %FileCheck %s -DINT=i%target-ptrsize
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// This is a single-module version of the test case in
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// multi_module_resilience.
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// rdar://39763787
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// CHECK-LABEL: define {{(dllexport |protected )?}}swiftcc void @"$s4main7copyFoo3fooAA0C0VAE_tF"
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// CHECK: [[T0:%.*]] = call swiftcc %swift.metadata_response @"$s4main3FooVMa"([[INT]] 0)
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// CHECK: [[METADATA:%.*]] = extractvalue %swift.metadata_response [[T0]], 0
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// CHECK: [[VWT:%.*]] = load i8**,
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// Allocate 'copy'.
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// CHECK: [[VWT_CAST:%.*]] = bitcast i8** [[VWT]] to %swift.vwtable*
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// CHECK: [[SIZE_ADDR:%.*]] = getelementptr inbounds %swift.vwtable, %swift.vwtable* [[VWT_CAST]], i32 0, i32 8
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// CHECK: [[SIZE:%.*]] = load [[INT]], [[INT]]* [[SIZE_ADDR]]
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// CHECK: [[ALLOCA:%.*]] = alloca i8, [[INT]] [[SIZE]],
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// CHECK: [[COPY:%.*]] = bitcast i8* [[ALLOCA]] to [[FOO:%T4main3FooV]]*
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// Perform 'initializeWithCopy' via the VWT instead of trying to inline it.
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// CHECK: [[T0:%.*]] = getelementptr inbounds i8*, i8** [[VWT]], i32 2
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// CHECK: [[T1:%.*]] = load i8*, i8** [[T0]],
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// CHECK: [[COPYFN:%.*]] = bitcast i8* [[T1]] to %swift.opaque* (%swift.opaque*, %swift.opaque*, %swift.type*)*
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// CHECK: [[DEST:%.*]] = bitcast [[FOO]]* [[COPY]] to %swift.opaque*
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// CHECK: [[SRC:%.*]] = bitcast [[FOO]]* %1 to %swift.opaque*
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// CHECK: call %swift.opaque* [[COPYFN]](%swift.opaque* noalias [[DEST]], %swift.opaque* noalias [[SRC]], %swift.type* [[METADATA]])
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// Perform 'initializeWithCopy' via the VWT.
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// CHECK: [[DEST:%.*]] = bitcast [[FOO]]* %0 to %swift.opaque*
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// CHECK: [[SRC:%.*]] = bitcast [[FOO]]* [[COPY]] to %swift.opaque*
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// CHECK: call %swift.opaque* [[COPYFN]](%swift.opaque* noalias [[DEST]], %swift.opaque* noalias [[SRC]], %swift.type* [[METADATA]])
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public func copyFoo(foo: Foo) -> Foo {
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let copy = foo
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return copy
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}
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