| // RUN: %target-swift-frontend %s -Onone -emit-sil | FileCheck %s |
| |
| // REQUIRES: optimized_stdlib |
| |
| // Check that pre-specialization works at -Onone. |
| // This test requires the standard library to be compiled with pre-specializations! |
| |
| // CHECK-LABEL: sil [noinline] @_TF13prespecialize4testFTRGSaSi_4sizeSi_T_ |
| // |
| // function_ref specialized Collection<A where ...>.makeIterator() -> IndexingIterator<A> |
| // CHECK: function_ref @_TTSgq5GVs14CountableRangeSi_GS_Si_s10Collections___TFesRxs10Collectionwx8IteratorzGVs16IndexingIteratorx_wx8_ElementzWxS0_7Element_rS_12makeIteratorfT_GS1_x_ |
| // |
| // function_ref specialized IndexingIterator.next() -> A._Element? |
| // CHECK: function_ref @_TTSgq5GVs14CountableRangeSi_GS_Si_s13IndexableBases___TFVs16IndexingIterator4nextfT_GSqwx8_Element_ |
| // |
| // Look for generic specialization <Swift.Int> of Swift.Array.subscript.getter : (Swift.Int) -> A |
| // CHECK: function_ref {{@_TTSgq5Si___TFSag9subscriptFSix|@_TTSg5Si___TFSaap9subscriptFSix}} |
| // CHECK: return |
| @inline(never) |
| public func test(_ a: inout [Int], size: Int) { |
| for i in 0..<size { |
| for j in 0..<size { |
| a[i] = a[j] |
| } |
| } |
| } |
| |
| // CHECK-LABEL: sil [noinline] @_TF13prespecialize3runFT_T_ |
| // Look for generic specialization <Swift.Int> of Swift.Array.init (repeating : A, count : Swift.Int) -> Swift.Array<A> |
| // CHECK: function_ref @_TTSgq5Si___TFSaCfT9repeatingx5countSi_GSax_ |
| // CHECK: return |
| @inline(never) |
| public func run() { |
| let size = 10000 |
| var p = [Int](repeating: 0, count: size) |
| for i in 0..<size { |
| p[i] = i |
| } |
| test(&p, size: size) |
| } |
| |
| run() |
| |
