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44 lines
2.2 KiB
Swift
44 lines
2.2 KiB
Swift
// RUN: %target-swift-frontend -Xllvm -debug-values-propagate-liveness -O %s -disable-llvm-optzns -emit-ir -g -o - | FileCheck %s
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func markUsed<T>(t: T) {}
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// CHECK: define {{.*}}4main4demo
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// CHECK: define {{.*}}hidden i1 {{.*}}4main4sort
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// CHECK: call void @llvm.dbg.value(metadata i8*{{.*}}, metadata ![[A:.*]], metadata ![[P1:.*]])
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// CHECK: call void @llvm.dbg.value(metadata i{{[0-9]+}} {{.*}}, metadata ![[A]], metadata ![[P2:.*]])
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// CHECK: call void @llvm.dbg.value(metadata i{{[0-9]+}} {{.*}}, metadata ![[A]], metadata ![[P3:.*]])
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// CHECK: call void @llvm.dbg.value(metadata i8*{{.*}}, metadata ![[B:.*]], metadata ![[P1]])
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// CHECK: call void @llvm.dbg.value(metadata i{{[0-9]+}} {{.*}}, metadata ![[B]], metadata ![[P2]])
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// CHECK: call void @llvm.dbg.value(metadata i{{[0-9]+}} {{.*}}, metadata ![[B]], metadata ![[P3]])
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// CHECK-DAG: ![[A]] = !DILocalVariable({{.*}} name: "a",{{.*}} line: 18
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// CHECK-DAG: ![[B]] = !DILocalVariable({{.*}} name: "b",{{.*}} line: 18
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// CHECK-DAG: ![[P1]] = !DIExpression(DW_OP_bit_piece, 0, {{(32|64)}})
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// CHECK-DAG: ![[P2]] = !DIExpression(DW_OP_bit_piece, {{(32, 32|64, 64)}})
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// CHECK-DAG: ![[P3]] = !DIExpression(DW_OP_bit_piece, {{(64, 32|128, 64)}})
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public func sort(a: String, b: String) -> Bool {
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markUsed("Sorting..\(a) & \(b)")
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return (a < b)
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}
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public func demo() {
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var names = ["Sean", "Barry", "Kate"]
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var sortedNames = sorted(names, sort)
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var sortedNamesAsString : String = String()
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for name in sortedNames {
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sortedNamesAsString += ("\(name), ")
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}
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markUsed(sortedNamesAsString)
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}
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demo()
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// At -O0, we should have a single aggregate argument.
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// RUN: %target-swift-frontend %s -emit-ir -g -o - | FileCheck %s --check-prefix=CHECK-O0
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// Verify that a reabstraction thunk does not have a line number.
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// CHECK-O0-NOT: DW_OP_bit_piece
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// CHECK-O0: !DISubprogram(linkageName: "_TTRXFo_oSSoSS_dSb_XFo_iSSiSS_dSb_", scope: !{{[0-9]+}}, file: !{{[0-9]+}}, type: !{{[0-9]+}},
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// CHECK-O0-NOT: DW_OP_bit_piece
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// CHECK-O0: !DILocalVariable(tag: DW_TAG_arg_variable, name: "a",{{.*}} line: 18,
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// CHECK-O0-NOT: DW_OP_bit_piece
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// CHECK-O0: !DILocalVariable(tag: DW_TAG_arg_variable, name: "b",{{.*}} line: 18,
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// CHECK-O0-NOT: DW_OP_bit_piece
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