| // REQUIRES: plus_one_runtime |
| // RUN: %target-swift-frontend -emit-silgen -enable-sil-ownership %s | %FileCheck %s |
| |
| struct A { |
| func g<U>(_ recur: (A, U) -> U) -> (A, U) -> U { |
| return { _, x in return x } |
| } |
| // CHECK-LABEL: sil hidden @$S24call_chain_reabstraction1AV1f{{[_0-9a-zA-Z]*}}F |
| // CHECK: [[G:%.*]] = function_ref @$S24call_chain_reabstraction1AV1g{{[_0-9a-zA-Z]*}}F |
| // CHECK: [[G2:%.*]] = apply [[G]]<A> |
| // CHECK: [[REABSTRACT_THUNK:%.*]] = function_ref @$S24call_chain_reabstraction1AVA2CIegyir_A3CIegyyd_TR |
| // CHECK: [[REABSTRACT:%.*]] = partial_apply [callee_guaranteed] [[REABSTRACT_THUNK]]([[G2]]) |
| // CHECK: [[BORROW:%.*]] = begin_borrow [[REABSTRACT]] |
| // CHECK: apply [[BORROW]]([[SELF:%.*]], [[SELF]]) |
| // CHECK: destroy_value [[REABSTRACT]] |
| func f() { |
| let recur: (A, A) -> A = { c, x in x } |
| let b = g(recur)(self, self) |
| } |
| } |
