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fnptr.swift
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// RUN: %target-swift-frontend %s -emit-ir -g -o - | FileCheck %s
// CHECK-DAG: ![[SINODE:.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Int64",{{.*}} identifier: [[SI:.*]])
// CHECK-DAG: ![[SFNODE:.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Float",{{.*}} identifier: [[SF:.*]])
// CHECK-DAG: ![[VOIDNODE:.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "_TtT_",{{.*}} identifier: [[VOID:.*]])
func bar() {
print("bar()", terminator: "")
}
func baz(i: Float) -> Int64 { return 0; }
func barz(i: Float, _ j: Float) -> Int64 { return 0; }
func main() -> Int64 {
// CHECK-DAG: !DILocalVariable(name: "bar_function_pointer",{{.*}} line: [[@LINE+1]],{{.*}} type: !"[[BARPT:[^,]+]]"
var bar_function_pointer = bar
// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "[[BARPT]]",{{.*}} elements: ![[BARMEMBERS:[0-9]+]]
// CHECK-DAG: ![[BARMEMBERS]] = !{![[BARMEMBER:.*]]}
// CHECK-DAG: ![[BARMEMBER]] = !DIDerivedType(tag: DW_TAG_member,{{.*}} baseType: ![[BARPTR:[0-9]+]]
// CHECK-DAG: ![[BARPTR]] = !DIDerivedType(tag: DW_TAG_pointer_type,{{.*}} baseType: ![[BART:[0-9]+]]
// CHECK-DAG: ![[BART]] = !DISubroutineType(types: ![[BARARGS:[0-9]+]])
// CHECK-DAG: ![[BARARGS]] = !{!"_TtT_"}
bar_function_pointer();// Set breakpoint here
// CHECK-DAG: !DILocalVariable(name: "baz_function_pointer",{{.*}} type: !"[[BAZPT:[^,]+]]"
// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "[[BAZPT]]",{{.*}} elements: ![[BAZMEMBERS:[0-9]+]]
// CHECK-DAG: ![[BAZMEMBERS]] = !{![[BAZMEMBER:.*]]}
// CHECK-DAG: ![[BAZMEMBER]] = !DIDerivedType(tag: DW_TAG_member,{{.*}} baseType: ![[BAZPTR:[0-9]+]]
// CHECK-DAG: ![[BAZPTR]] = !DIDerivedType(tag: DW_TAG_pointer_type,{{.*}} baseType: ![[BAZT:[0-9]+]]
// CHECK-DAG: ![[BAZT]] = !DISubroutineType(types: ![[BAZARGS:.*]])
// CHECK-DAG: ![[BAZARGS]] = !{!"_TtVs5Int64", !"_TtSf"}
var baz_function_pointer = baz
baz_function_pointer(2.89)
// CHECK-DAG: !DILocalVariable(name: "barz_function_pointer",{{.*}} type: !"[[BARZPT:[^,]+]]"
// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "[[BARZPT]]",{{.*}} elements: ![[BARZMEMBERS:[0-9]+]]
// CHECK-DAG: ![[BARZMEMBERS]] = !{![[BARZMEMBER:.*]]}
// CHECK-DAG: ![[BARZMEMBER]] = !DIDerivedType(tag: DW_TAG_member,{{.*}} baseType: ![[BARZPTR:[0-9]+]]
// CHECK-DAG: ![[BARZPTR]] = !DIDerivedType(tag: DW_TAG_pointer_type,{{.*}} baseType: ![[BARZT:[0-9]+]]
// CHECK-DAG: ![[BARZT]] = !DISubroutineType(types: ![[BARZARGS:.*]])
// CHECK-DAG: ![[BARZARGS]] = !{!"_TtVs5Int64", !"_TtSf", !"_TtSf"}
var barz_function_pointer = barz
return barz_function_pointer(2.89, -1.0)
}
main()