diff gcc/testsuite/g++.dg/coroutines/pr9xxxx-mismatched-traits-and-promise-prev.C @ 19:2b5abeee2509 default tip

update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.dg/coroutines/pr9xxxx-mismatched-traits-and-promise-prev.C	Mon May 25 07:50:57 2020 +0900
@@ -0,0 +1,29 @@
+// { dg-do compile  { target c++17 } }
+
+#include "coro.h"
+
+// Test that we get matching types to traits and promise param
+// preview.
+
+// A separate issue from allowing non-class return types.
+struct Fake {} ;
+
+template<typename R, typename CallOp, typename ...T>
+struct std::coroutine_traits<R, CallOp, T...> {
+    struct promise_type {
+        promise_type (CallOp op, T ...args) {}
+        Fake get_return_object() { return {}; }
+        std::suspend_always initial_suspend() { return {}; }
+        std::suspend_never final_suspend() { return {}; }
+        void return_void() {}
+        void unhandled_exception() {}
+    };
+};
+
+
+struct Foo
+{
+  Fake operator() (int a) {
+    co_return;
+  }
+};