6d5ea6b123
This reverts commit c4e6e771f2.
Since clang-tools-extra contains the use for
std::experimental::coroutine_traits, the previsou commit breaks the
build bot. Revert this one to make the bot green.
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm -fcoroutines-ts \
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// RUN: -O0 %s -o - | FileCheck %s
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// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm -fcoroutines-ts \
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// RUN: -fno-inline -O0 %s -o - | FileCheck %s
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namespace std {
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namespace experimental {
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struct handle {};
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struct awaitable {
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bool await_ready() noexcept { return true; }
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// CHECK-NOT: await_suspend
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inline void __attribute__((__always_inline__)) await_suspend(handle) noexcept {}
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bool await_resume() noexcept { return true; }
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};
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template <typename T>
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struct coroutine_handle {
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static handle from_address(void *address) noexcept { return {}; }
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};
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template <typename T = void>
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struct coroutine_traits {
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struct promise_type {
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awaitable initial_suspend() { return {}; }
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awaitable final_suspend() noexcept { return {}; }
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void return_void() {}
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T get_return_object() { return T(); }
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void unhandled_exception() {}
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};
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};
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} // namespace experimental
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} // namespace std
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// CHECK-LABEL: @_Z3foov
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// CHECK-LABEL: entry:
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// CHECK: call void @llvm.lifetime.start.p0(i64 1, ptr %ref.tmp{{.*}})
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// CHECK: call void @llvm.lifetime.end.p0(i64 1, ptr %ref.tmp{{.*}})
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// CHECK: call void @llvm.lifetime.start.p0(i64 1, ptr %ref.tmp{{.*}})
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// CHECK: call void @llvm.lifetime.end.p0(i64 1, ptr %ref.tmp{{.*}})
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void foo() { co_return; }
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