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50 lines
1.4 KiB
Plaintext
50 lines
1.4 KiB
Plaintext
// RUN: %target-sil-opt %s -early-inline | %FileCheck %s
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import Swift
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import Builtin
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struct FileDescriptor : ~Copyable {
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@_hasStorage private var fd: Int { get set }
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init(_ fd: Int)
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deinit
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}
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sil hidden [ossa] @fd_close : $@convention(thin) (Int) -> () {
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bb0(%0 : $Int):
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debug_value %0, let, name "fd", argno 1
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%2 = tuple ()
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return %2
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}
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// CHECK-LABEL: sil hidden [ossa] @fd_deinit1 :
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// CHECK: drop_deinit
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// CHECK-LABEL: } // end sil function 'fd_deinit1'
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sil hidden [ossa] @fd_deinit1 : $@convention(method) (@owned FileDescriptor) -> () {
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bb0(%0 : @owned $FileDescriptor):
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%1 = alloc_stack $FileDescriptor, let, name "self", argno 1
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store %0 to [init] %1
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%3 = drop_deinit %1
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%6 = struct_element_addr %3, #FileDescriptor.fd
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%7 = load [trivial] %6
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%9 = function_ref @fd_close : $@convention(thin) (Int) -> ()
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%10 = apply %9(%7) : $@convention(thin) (Int) -> ()
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dealloc_stack %1
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%12 = tuple ()
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return %12
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}
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// CHECK-LABEL: sil hidden [ossa] @fd_deinit2 :
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// CHECK: %1 = drop_deinit
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// CHECK-NEXT: %2 = destructure_struct %1
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// CHECK-NEXT: debug_value
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// CHECK-LABEL: } // end sil function 'fd_deinit2'
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sil hidden [ossa] @fd_deinit2 : $@convention(method) (@owned FileDescriptor) -> () {
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bb0(%0 : @owned $FileDescriptor):
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%3 = drop_deinit %0
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%6 = destructure_struct %3
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%9 = function_ref @fd_close : $@convention(thin) (Int) -> ()
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%10 = apply %9(%6) : $@convention(thin) (Int) -> ()
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%12 = tuple ()
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return %12
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}
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