| 1 | // RUN: %clang_cc1 -std=c++14 -fcoroutines-ts -triple=x86_64-unknown-linux-gnu -emit-llvm %s -o - -disable-llvm-passes | FileCheck %s |
| 2 | |
| 3 | #include "Inputs/coroutine.h" |
| 4 | |
| 5 | namespace coro = std::experimental::coroutines_v1; |
| 6 | |
| 7 | struct coro1 { |
| 8 | struct promise_type { |
| 9 | coro1 get_return_object(); |
| 10 | coro::suspend_never initial_suspend(); |
| 11 | coro::suspend_never final_suspend(); |
| 12 | void return_void(); |
| 13 | }; |
| 14 | }; |
| 15 | |
| 16 | coro1 f() { |
| 17 | co_await coro::suspend_never{}; |
| 18 | } |
| 19 | |
| 20 | // CHECK-LABEL: define void @_Z1fv( |
| 21 | // CHECK: call void @_ZNSt12experimental13coroutines_v113suspend_never12await_resumeEv(%"struct.std::experimental::coroutines_v1::suspend_never"* |
| 22 | // CHECK: call void @_ZN5coro112promise_type11return_voidEv(%"struct.coro1::promise_type"* %__promise) |
| 23 | |
| 24 | struct A { |
| 25 | A(); |
| 26 | ~A(); |
| 27 | }; |
| 28 | |
| 29 | coro1 f2() { |
| 30 | co_return (void) A{}; |
| 31 | } |
| 32 | |
| 33 | // CHECK-LABEL: define void @_Z2f2v( |
| 34 | // CHECK: call void @_ZN1AC1Ev(%struct.A* %[[AVar:.*]]) |
| 35 | // CHECK-NEXT: call void @_ZN1AD1Ev(%struct.A* %[[AVar]]) |
| 36 | // CHECK-NEXT: call void @_ZN5coro112promise_type11return_voidEv(%"struct.coro1::promise_type"* |
| 37 | |
| 38 | struct coro2 { |
| 39 | struct promise_type { |
| 40 | coro2 get_return_object(); |
| 41 | coro::suspend_never initial_suspend(); |
| 42 | coro::suspend_never final_suspend(); |
| 43 | void return_value(int); |
| 44 | }; |
| 45 | }; |
| 46 | |
| 47 | coro2 g() { |
| 48 | co_return 42; |
| 49 | } |
| 50 | |
| 51 | // CHECK-LABEL: define void @_Z1gv( |
| 52 | // CHECK: call void @_ZNSt12experimental13coroutines_v113suspend_never12await_resumeEv(%"struct.std::experimental::coroutines_v1::suspend_never"* |
| 53 | // CHECK: call void @_ZN5coro212promise_type12return_valueEi(%"struct.coro2::promise_type"* %__promise, i32 42) |
| 54 | |