forked from OSchip/llvm-project
73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
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// RUN: %clang_cc1 -disable-llvm-optzns -std=c++2a -fcoroutines-ts \
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// RUN: -triple=x86_64 -dwarf-version=4 -debug-info-kind=limited \
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// RUN: -emit-llvm -o - %s | \
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// RUN: FileCheck %s --implicit-check-not=DILocalVariable
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namespace std::experimental {
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template <typename... T> struct coroutine_traits;
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template <class Promise = void> struct coroutine_handle {
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coroutine_handle() = default;
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static coroutine_handle from_address(void *) noexcept;
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};
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template <> struct coroutine_handle<void> {
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static coroutine_handle from_address(void *) noexcept;
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coroutine_handle() = default;
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template <class PromiseType>
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coroutine_handle(coroutine_handle<PromiseType>) noexcept;
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};
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} // namespace std::experimental
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struct suspend_always {
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bool await_ready() noexcept;
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void await_suspend(std::experimental::coroutine_handle<>) noexcept;
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void await_resume() noexcept;
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};
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template <typename... Args> struct std::experimental::coroutine_traits<void, Args...> {
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struct promise_type {
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void get_return_object() noexcept;
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suspend_always initial_suspend() noexcept;
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suspend_always final_suspend() noexcept;
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void return_void() noexcept;
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promise_type();
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~promise_type() noexcept;
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void unhandled_exception() noexcept;
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};
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};
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// TODO: Not supported yet
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struct CopyOnly {
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int val;
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CopyOnly(const CopyOnly &) noexcept;
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CopyOnly(CopyOnly &&) = delete;
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~CopyOnly();
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};
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struct MoveOnly {
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int val;
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MoveOnly(const MoveOnly &) = delete;
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MoveOnly(MoveOnly &&) noexcept;
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~MoveOnly();
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};
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struct MoveAndCopy {
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int val;
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MoveAndCopy(const MoveAndCopy &) noexcept;
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MoveAndCopy(MoveAndCopy &&) noexcept;
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~MoveAndCopy();
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};
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void consume(int, int, int) noexcept;
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void f_coro(int val, MoveOnly moParam, MoveAndCopy mcParam) {
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consume(val, moParam.val, mcParam.val);
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co_return;
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}
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// CHECK: ![[SP:[0-9]+]] = distinct !DISubprogram(name: "f_coro", linkageName: "_Z6f_coroi8MoveOnly11MoveAndCopy"
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// CHECK: !{{[0-9]+}} = !DILocalVariable(name: "val", arg: 1, scope: ![[SP]], file: !{{[0-9]+}}, line: {{[0-9]+}}, type: !{{[0-9]+}})
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// CHECK: !{{[0-9]+}} = !DILocalVariable(name: "moParam", arg: 2, scope: ![[SP]], file: !{{[0-9]+}}, line: {{[0-9]+}}, type: !{{[0-9]+}})
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// CHECK: !{{[0-9]+}} = !DILocalVariable(name: "mcParam", arg: 3, scope: ![[SP]], file: !{{[0-9]+}}, line: {{[0-9]+}}, type: !{{[0-9]+}})
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// CHECK: !{{[0-9]+}} = !DILocalVariable(name: "__promise",
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