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Unit test TypeLowering of ~Copyable & ~Escapable.
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‎test/SIL/type_lowering_unit.sil

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// RUN: %target-sil-opt -test-runner %s -o /dev/null 2>&1 | %FileCheck %s
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// RUN: %target-sil-opt -test-runner \
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// RUN: -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NonescapableTypes \
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// RUN: -enable-experimental-feature BitwiseCopyable \
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// RUN: %s -o /dev/null 2>&1 | %FileCheck %s
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sil_stage raw
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@@ -7,6 +10,8 @@ import Swift
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struct S : ~Copyable {}
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struct SCopyable {}
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// CHECK-LABEL: begin {{.*}} print-type-lowering with: @argument[0]
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// CHECK: isLexical: true
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// CHECK-LABEL: end {{.*}} print-type-lowering with: @argument[0]
@@ -106,3 +111,200 @@ entry(%addr : $*Builtin.RawPointer):
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specify_test "print_ast_type_lowering %instance"
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return undef : $()
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}
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struct GSNC<T: ~Copyable>: ~Copyable {
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var x: T
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}
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extension GSNC: Copyable where T: Copyable {}
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struct GSNE<T: ~Escapable>: ~Escapable {
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var x: T
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}
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extension GSNE: Escapable where T: Escapable {}
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enum GENC<T: ~Copyable>: ~Copyable {
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case x(T)
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case knoll
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}
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enum GENE<T: ~Escapable>: ~Escapable {
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case x(T)
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case knoll
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}
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extension GENC: Copyable where T: Copyable {}
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extension GENE: Escapable where T: Escapable {}
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// TODO: We should have 'isTrivial: true' for the following four tests: gsnc_argument, gsne_argument, genc_argument,
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// gene_argument. This requires fixing Typelowering visitAnyStructType and visitAnyEnumType to apply the current
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// abstraction pattern for each stored property that refers to an archetype. Similar how TypeLowering handles the
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// aggregate type by calling AbstractionPattern::conformsToKnownProtocol.
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//
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// CHECK-LABEL: begin running test 1 of 1 on gsnc_argument: print-type-lowering with: @argument[0]
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// CHECK: Type Lowering for lowered type: $*GSNC<T>.
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// CHECK: isTrivial: false.
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// CHECK-LABEL: end running test 1 of 1 on gsnc_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gsnc_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GSNC<T>) -> () {
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bb0(%0 : $*GSNC<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gsne_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: false.
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// CHECK-LABEL: end running test 1 of 1 on gsne_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gsne_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GSNE<T>) -> () {
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bb0(%0 : $*GSNE<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on genc_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: false.
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// CHECK-LABEL: end running test 1 of 1 on genc_argument: print-type-lowering with: @argument[0]
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sil [ossa] @genc_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GENC<T>) -> () {
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bb0(%0 : $*GENC<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gene_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: false.
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// CHECK-LABEL: end running test 1 of 1 on gene_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gene_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GENE<T>) -> () {
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bb0(%0 : $*GENE<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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struct Bitwise<T: _BitwiseCopyable>: _BitwiseCopyable {
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var x: T
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}
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// TODO: This should return 'isTrivial: true'. This is particularly inexcusable because the 'Bitwise' cannot be
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// nontrivial over any 'T', *and* the declaration itself is declared BitwiseCopyable.
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//
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// CHECK-LABEL: begin running test 1 of 1 on bitwise_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: false.
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// CHECK-LABEL: end running test 1 of 1 on bitwise_argument: print-type-lowering with: @argument[0]
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sil [ossa] @bitwise_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed Bitwise<T>) -> () {
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bb0(%0 : $*Bitwise<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gsnc_specialized_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on gsnc_specialized_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gsnc_specialized_argument : $@convention(thin) (@in_guaranteed GSNC<SCopyable>) -> () {
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bb0(%0 : $*GSNC<SCopyable>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gsne_specialized_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on gsne_specialized_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gsne_specialized_argument : $@convention(thin) (@in_guaranteed GSNE<SCopyable>) -> () {
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bb0(%0 : $*GSNE<SCopyable>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on genc_specialized_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on genc_specialized_argument: print-type-lowering with: @argument[0]
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sil [ossa] @genc_specialized_argument : $@convention(thin) (@in_guaranteed GENC<SCopyable>) -> () {
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bb0(%0 : $*GENC<SCopyable>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gene_specialized_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on gene_specialized_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gene_specialized_argument : $@convention(thin) (@in_guaranteed GENE<SCopyable>) -> () {
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bb0(%0 : $*GENE<SCopyable>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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struct GSNCInt<T: ~Copyable>: ~Copyable {
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var x: Int
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}
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extension GSNCInt: Copyable where T: Copyable {}
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struct GSNEInt<T: ~Escapable>: ~Escapable {
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var x: Int
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@_unsafeNonescapableResult
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init() { x = 0 }
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}
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extension GSNEInt: Escapable where T: Escapable {}
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enum GENCInt<T: ~Copyable>: ~Copyable {
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case x(Int)
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case knoll
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}
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enum GENEInt<T: ~Escapable>: ~Escapable {
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case x(Int)
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case knoll
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}
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extension GENCInt: Copyable where T: Copyable {}
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extension GENEInt: Escapable where T: Escapable {}
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// CHECK-LABEL: begin running test 1 of 1 on gsncint_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on gsncint_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gsncint_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GSNCInt<T>) -> () {
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bb0(%0 : $*GSNCInt<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gsneint_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on gsneint_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gsneint_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GSNEInt<T>) -> () {
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bb0(%0 : $*GSNEInt<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on gencint_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on gencint_argument: print-type-lowering with: @argument[0]
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sil [ossa] @gencint_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GENCInt<T>) -> () {
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bb0(%0 : $*GENCInt<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}
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// CHECK-LABEL: begin running test 1 of 1 on geneint_argument: print-type-lowering with: @argument[0]
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// CHECK: isTrivial: true.
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// CHECK-LABEL: end running test 1 of 1 on geneint_argument: print-type-lowering with: @argument[0]
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sil [ossa] @geneint_argument : $@convention(thin) <T: _BitwiseCopyable> (@in_guaranteed GENEInt<T>) -> () {
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bb0(%0 : $*GENEInt<T>):
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specify_test "print-type-lowering @argument[0]"
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%retval = tuple ()
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return %retval : $()
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}

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