mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
26 lines
806 B
Swift
26 lines
806 B
Swift
// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s
|
|
|
|
func markUsed<T>(_ t: T) {}
|
|
|
|
protocol AProtocol {
|
|
func print()
|
|
}
|
|
|
|
class AClass : AProtocol {
|
|
var x: UInt32
|
|
init() { x = 0xDEADBEEF }
|
|
func print() { markUsed("x = \(x)")}
|
|
}
|
|
// CHECK: define hidden {{.*}}void @"$s17ProtocolContainer3foo{{[_0-9a-zA-Z]*}}F"
|
|
// CHECK-NEXT: entry:
|
|
// CHECK: %[[X:.*]] = alloca %T17ProtocolContainer9AProtocolP, align {{(4|8)}}
|
|
// CHECK: call void @llvm.dbg.declare(metadata %T17ProtocolContainer9AProtocolP* %[[X]], metadata ![[XMD:.*]], metadata !DIExpression())
|
|
// CHECK-NOT: !DILocalVariable({{.*}} name: "x"
|
|
// CHECK-NOT: !DILocalVariable({{.*}} name: "x"
|
|
func foo (_ x : AProtocol) {
|
|
var x = x
|
|
x.print() // Set breakpoint here
|
|
}
|
|
var aProtocol : AProtocol = AClass()
|
|
foo(aProtocol)
|