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75 lines
2.9 KiB
Swift
75 lines
2.9 KiB
Swift
// RUN: %target-swift-emit-silgen -enable-copy-propagation=requested-passes-only -module-name consume %s -disable-objc-attr-requires-foundation-module | %FileCheck %s
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class Klass {}
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protocol P {
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static var value: Self { get }
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}
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// CHECK-LABEL: sil hidden [ossa] @$s7consume15testLoadableLetyyF : $@convention(thin) () -> () {
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// CHECK: [[ORIG_VALUE:%.*]] = apply {{%.*}}({{%.*}}) : $@convention(method) (@thick Klass.Type) -> @owned Klass
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// CHECK: [[MOVED_VALUE:%.*]] = move_value [lexical] [var_decl] [[ORIG_VALUE]]
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// CHECK: [[BORROWED_VALUE:%.*]] = begin_borrow [[MOVED_VALUE]]
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// CHECK: [[COPY:%.*]] = copy_value [[BORROWED_VALUE:%.*]]
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// CHECK: move_value [allows_diagnostics] [[COPY]]
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// CHECK: } // end sil function '$s7consume15testLoadableLetyyF'
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func testLoadableLet() {
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let k = Klass()
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let _ = consume k
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}
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// CHECK-LABEL: sil hidden [ossa] @$s7consume15testLoadableVaryyF : $@convention(thin) () -> () {
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// CHECK: [[BOX:%.*]] = alloc_box $
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// CHECK: [[BORROW_BOX:%.*]] = begin_borrow [lexical] [var_decl] [[BOX]]
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// CHECK: [[PROJECT:%.*]] = project_box [[BORROW_BOX]]
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//
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// CHECK: [[ACCESS:%.*]] = begin_access [modify] [unknown] [[PROJECT]]
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// CHECK: assign {{%.*}} to [[ACCESS]]
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// CHECK: end_access [[ACCESS]]
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//
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// CHECK: [[ACCESS:%.*]] = begin_access [modify] [unknown] [[PROJECT]]
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// CHECK: [[STACK:%.*]] = alloc_stack $Klass
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// CHECK: mark_unresolved_move_addr [[ACCESS]] to [[STACK]]
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// CHECK: [[VALUE:%.*]] = load [take] [[STACK]]
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// CHECK: end_access [[ACCESS]]
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//
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// CHECK: } // end sil function '$s7consume15testLoadableVaryyF'
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func testLoadableVar() {
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var k = Klass()
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k = Klass()
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let _ = consume k
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}
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// CHECK-LABEL: sil hidden [ossa] @$s7consume18testAddressOnlyLetyyxmAA1PRzlF : $@convention(thin) <T where T : P> (@thick T.Type) -> () {
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// CHECK: [[BOX:%.*]] = alloc_stack [lexical] [var_decl] $T
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//
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// CHECK: [[STACK:%.*]] = alloc_stack $T
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// CHECK: mark_unresolved_move_addr [[BOX]] to [[STACK]]
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//
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// CHECK: } // end sil function '$s7consume18testAddressOnlyLetyyxmAA1PRzlF'
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func testAddressOnlyLet<T : P>(_ t: T.Type) {
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let k = T.value
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let _ = consume k
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}
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// CHECK-LABEL: sil hidden [ossa] @$s7consume18testAddressOnlyVaryyxmAA1PRzlF : $@convention(thin) <T where T : P> (@thick T.Type) -> () {
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// CHECK: [[BOX:%.*]] = alloc_box $
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// CHECK: [[BORROW_BOX:%.*]] = begin_borrow [lexical] [var_decl] [[BOX]]
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// CHECK: [[PROJECT:%.*]] = project_box [[BORROW_BOX]]
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//
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// CHECK: [[ACCESS:%.*]] = begin_access [modify] [unknown] [[PROJECT]]
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// CHECK: copy_addr [take] {{%.*}} to [[ACCESS]]
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// CHECK: end_access [[ACCESS]]
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//
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// CHECK: [[ACCESS:%.*]] = begin_access [modify] [unknown] [[PROJECT]]
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// CHECK: [[STACK:%.*]] = alloc_stack $
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// CHECK: mark_unresolved_move_addr [[ACCESS]] to [[STACK]]
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// CHECK: end_access [[ACCESS]]
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//
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// CHECK: } // end sil function '$s7consume18testAddressOnlyVaryyxmAA1PRzlF'
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func testAddressOnlyVar<T : P>(_ t: T.Type) {
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var k = T.value
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k = T.value
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let _ = consume k
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}
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