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2c7d9a5047
the main things still left behind the experimental flag(s) are - move-only classes (guarded by MoveOnlyClasses feature) - noimplicitcopy - the _borrow operator
38 lines
1.4 KiB
Plaintext
38 lines
1.4 KiB
Plaintext
// RUN: %empty-directory(%t)
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// RUN: %target-sil-opt %s -emit-sib -o %t/tmp.sib -module-name basic2
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// RUN: %target-sil-opt %t/tmp.sib -o %t/tmp.2.sib -module-name basic2
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// RUN: %target-sil-opt %t/tmp.2.sib -module-name basic2 -emit-sorted-sil | %FileCheck %s
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// Once move only is no longer behind a feature flag, merge this into basic2.
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sil_stage raw
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class Klass {}
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@_moveOnly struct MoveOnlyPair {
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var lhs: Klass
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var rhs: Klass
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}
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// CHECK-LABEL: sil [ossa] @testMarkMustCheckInst : $@convention(thin) (@guaranteed Klass) -> () {
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// CHECK: mark_must_check [consumable_and_assignable] %{{[0-9]+}} : $*MoveOnlyPair
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// CHECK: } // end sil function 'testMarkMustCheckInst'
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sil [ossa] @testMarkMustCheckInst : $@convention(thin) (@guaranteed Klass) -> () {
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bb0(%0 : @guaranteed $Klass):
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%1 = alloc_box ${ var MoveOnlyPair }
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%2 = project_box %1 : ${ var MoveOnlyPair }, 0
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%3 = mark_must_check [consumable_and_assignable] %2 : $*MoveOnlyPair
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%3c = begin_access [modify] [static] %3 : $*MoveOnlyPair
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%3a = struct_element_addr %3c : $*MoveOnlyPair, #MoveOnlyPair.lhs
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%3b = struct_element_addr %3c : $*MoveOnlyPair, #MoveOnlyPair.rhs
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%0a = copy_value %0 : $Klass
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%0b = copy_value %0 : $Klass
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store %0a to [init] %3a : $*Klass
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store %0b to [init] %3b : $*Klass
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end_access %3c : $*MoveOnlyPair
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destroy_value %1 : ${ var MoveOnlyPair }
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%9999 = tuple()
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return %9999 : $()
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}
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