| // RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s |
| |
| func markUsed<T>(_ t: T) {} |
| |
| func foldl1<T>(_ list: [T], _ function: (_ a: T, _ b: T) -> T) -> T { |
| assert(list.count > 1) |
| var accumulator = list[0] |
| for i in 1 ..< list.count { |
| accumulator = function(accumulator, list[i]) |
| } |
| return accumulator |
| } |
| |
| var a = [Int64](repeating: 0, count: 10) |
| for i in 0..<10 { a[i] = Int64(i) } |
| // A closure is not an artificial function (the last i32 0). |
| // CHECK: !DISubprogram({{.*}}linkageName: "$s7closures5Int64VAC_ACtXEfU_",{{.*}} line: 20,{{.*}} scopeLine: 20, |
| // CHECK: !DILocalVariable(name: "$0", arg: 1{{.*}} line: [[@LINE+2]], |
| // CHECK: !DILocalVariable(name: "$1", arg: 2{{.*}} line: [[@LINE+1]], |
| var sum:Int64 = foldl1(a, { $0 + $1 }) |
| markUsed(sum) |
