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// RUN: %clang_cc1 -std=c++20 -triple=x86_64-unknown-linux-gnu -emit-llvm %s -o - -disable-llvm-passes | FileCheck %s
#include "Inputs/coroutine.h"
struct coro1 {
struct promise_type {
coro1 get_return_object();
std::suspend_never initial_suspend();
std::suspend_never final_suspend() noexcept;
void return_void();
};
};
coro1 f() {
co_await std::suspend_never{};
}
// CHECK-LABEL: define{{.*}} void @_Z1fv(
// CHECK: call void @_ZNSt13suspend_never12await_resumeEv(%"struct.std::suspend_never"*
// CHECK: call void @_ZN5coro112promise_type11return_voidEv(%"struct.coro1::promise_type"* {{[^,]*}} %__promise)
struct A {
A();
~A();
};
coro1 f2() {
co_return (void) A{};
}
// CHECK-LABEL: define{{.*}} void @_Z2f2v(
// CHECK: call void @_ZN1AC1Ev(%struct.A* {{[^,]*}} %[[AVar:.*]])
// CHECK-NEXT: call void @_ZN1AD1Ev(%struct.A* {{[^,]*}} %[[AVar]])
// CHECK-NEXT: call void @_ZN5coro112promise_type11return_voidEv(%"struct.coro1::promise_type"*
struct coro2 {
struct promise_type {
coro2 get_return_object();
std::suspend_never initial_suspend();
std::suspend_never final_suspend() noexcept;
void return_value(int);
};
};
coro2 g() {
co_return 42;
}
// CHECK-LABEL: define{{.*}} void @_Z1gv(
// CHECK: call void @_ZNSt13suspend_never12await_resumeEv(%"struct.std::suspend_never"*
// CHECK: call void @_ZN5coro212promise_type12return_valueEi(%"struct.coro2::promise_type"* {{[^,]*}} %__promise, i32 noundef 42)
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