| // 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 @_TF17ProtocolContainer3foo |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: %[[X:.*]] = alloca %P17ProtocolContainer9AProtocol_, align {{(4|8)}} |
| // CHECK: call void @llvm.dbg.declare(metadata %P17ProtocolContainer9AProtocol_* %[[X]], metadata ![[XMD:.*]], metadata !{{[0-9]+}}) |
| // 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) |
