================
@@ -0,0 +1,58 @@
+// RUN: %check_clang_tidy -std=c++20-or-later %s
performance-unnecessary-value-param %t -- -fix-errors
+// RUN: %check_clang_tidy -std=c++20-or-later %s
performance-unnecessary-value-param %t -- \
+// RUN: -config='{CheckOptions:
{performance-unnecessary-value-param.IsAllowedInCoroutines: false}}' -fix-errors
+// RUN: not %check_clang_tidy -std=c++20-or-later %s
performance-unnecessary-value-param %t -- \
+// RUN: -config='{CheckOptions:
{performance-unnecessary-value-param.IsAllowedInCoroutines: true}}' -fix-errors
+
+namespace std {
+
+template <class Ret, typename... T> struct coroutine_traits {
+ using promise_type = typename Ret::promise_type;
+};
+
+template <class Promise = void> struct coroutine_handle {
+ static coroutine_handle from_address(void *) noexcept;
+ static coroutine_handle from_promise(Promise &promise);
+ constexpr void *address() const noexcept;
+};
+
+template <> struct coroutine_handle<void> {
+ template <class PromiseType>
+ coroutine_handle(coroutine_handle<PromiseType>) noexcept;
+ static coroutine_handle from_address(void *);
+ constexpr void *address() const noexcept;
+};
+
+struct suspend_always {
+ bool await_ready() noexcept { return false; }
+ void await_suspend(coroutine_handle<>) noexcept {}
+ void await_resume() noexcept {}
+};
+
+struct suspend_never {
+ bool await_ready() noexcept { return true; }
+ void await_suspend(coroutine_handle<>) noexcept {}
+ void await_resume() noexcept {}
+};
+
+} // namespace std
+
+struct ReturnObject {
+ struct promise_type {
+ ReturnObject get_return_object() { return {}; }
+ std::suspend_always initial_suspend() { return {}; }
+ std::suspend_always final_suspend() noexcept { return {}; }
+ void unhandled_exception() {}
+ std::suspend_always yield_value(int value) { return {}; }
+ };
+};
+
+struct A {
+ A(const A&);
+};
+
+ReturnObject evaluateModels(const A timeMachineId) {
----------------
dmpolukhin wrote:
Done
https://github.com/llvm/llvm-project/pull/140912
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