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e0a440c036
When the IRGen side is implemented, this will overwrite shadow debug variables with a poison sentinel for all references within the value.
47 lines
2.3 KiB
Plaintext
47 lines
2.3 KiB
Plaintext
// First parse this and then emit a *.sib. Then read in the *.sib, then recreate
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// RUN: %empty-directory(%t)
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// RUN: %target-sil-opt %s -emit-sib -o %t/tmp.sib -module-name copydestroy_value
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// RUN: %target-sil-opt %t/tmp.sib -o %t/tmp.2.sib -module-name copydestroy_value
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// RUN: %target-sil-opt %t/tmp.2.sib -module-name copydestroy_value -emit-sorted-sil | %FileCheck %s
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sil_stage canonical
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import Builtin
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// CHECK-LABEL: sil [serialized] [ossa] @test_copy_value : $@convention(thin) (@owned Builtin.NativeObject) -> @owned Builtin.NativeObject {
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// CHECK: bb0([[ARG1:%[0-9]+]] : @owned $Builtin.NativeObject):
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// CHECK: [[COPY_VALUE_RESULT:%[0-9]+]] = copy_value [[ARG1]] : $Builtin.NativeObject
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// CHECK: destroy_value [[ARG1]]
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// CHECK: return [[COPY_VALUE_RESULT]]
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sil [serialized] [ossa] @test_copy_value : $@convention(thin) (@owned Builtin.NativeObject) -> @owned Builtin.NativeObject {
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bb0(%0 : @owned $Builtin.NativeObject):
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%1 = copy_value %0 : $Builtin.NativeObject
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destroy_value %0 : $Builtin.NativeObject
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return %1 : $Builtin.NativeObject
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}
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// CHECK-LABEL: sil [serialized] [ossa] @test_poison
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// CHECK: bb0(%0 : @owned $Builtin.NativeObject):
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// CHECK-NEXT: destroy_value [poison] %0 : $Builtin.NativeObject
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// CHECK-NEXT: tuple
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// CHECK-NEXT: return
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sil [serialized] [ossa] @test_poison : $@convention(thin) (@owned Builtin.NativeObject) -> () {
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bb0(%0 : @owned $Builtin.NativeObject):
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destroy_value [poison] %0 : $Builtin.NativeObject
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%2 = tuple ()
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return %2 : $()
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}
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// CHECK-LABEL: sil [serialized] [ossa] @test_strong_copy_unowned_value : $@convention(thin) (@owned @sil_unowned Builtin.NativeObject) -> @owned Builtin.NativeObject {
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// CHECK: bb0([[T0:%[0-9]+]] : @owned $@sil_unowned Builtin.NativeObject):
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// CHECK-NEXT: [[COPY_RESULT:%.*]] = strong_copy_unowned_value [[T0]] : $@sil_unowned Builtin.NativeObject
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// CHECK-NEXT: destroy_value [[T0]] : $@sil_unowned Builtin.NativeObject
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// CHECK-NEXT: return [[COPY_RESULT]] : $Builtin.NativeObject
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sil [serialized] [ossa] @test_strong_copy_unowned_value : $@convention(thin) (@owned @sil_unowned Builtin.NativeObject) -> @owned Builtin.NativeObject {
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bb0(%0 : @owned $@sil_unowned Builtin.NativeObject):
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%1 = strong_copy_unowned_value %0 : $@sil_unowned Builtin.NativeObject
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destroy_value %0 : $@sil_unowned Builtin.NativeObject
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return %1 : $Builtin.NativeObject
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}
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