Merge pull request #2113 from DARMA-tasking/2111-silence-nvcc-warnings

#2111: Silence `nvcc` warnings
DARMA-tasking · Mar 26, 2023 · 9eeb7f0 · 9eeb7f0
2 parents e87e1b0 + b5e5348
commit 9eeb7f0
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diff --git a/src/vt/objgroup/proxy/proxy_objgroup.impl.h b/src/vt/objgroup/proxy/proxy_objgroup.impl.h
@@ -102,6 +102,9 @@ Proxy<ObjT>::broadcast(Params&&... params) const {
     auto msg = makeMessage<MsgT>(std::forward<Params>(params)...);
     return broadcastMsg<MsgT, f>(msg);
   }
+
+  // Silence nvcc warning (no longer needed for CUDA 11.7 and up)
+  return typename Proxy<ObjT>::PendingSendType{std::nullptr_t{}};
 }
 
 template <typename ObjT>

diff --git a/src/vt/objgroup/proxy/proxy_objgroup_elm.impl.h b/src/vt/objgroup/proxy/proxy_objgroup_elm.impl.h
@@ -95,6 +95,9 @@ ProxyElm<ObjT>::send(Params&&... params) const {
     auto msg = makeMessage<MsgT>(std::forward<Params>(params)...);
     return sendMsg<MsgT, f>(msg);
   }
+
+  // Silence nvcc warning (no longer needed for CUDA 11.7 and up)
+  return ProxyElm<ObjT>::PendingSendType{std::nullptr_t{}};
 }
 
 template <typename ObjT>

diff --git a/src/vt/vrt/collection/broadcast/broadcastable.impl.h b/src/vt/vrt/collection/broadcast/broadcastable.impl.h
@@ -197,6 +197,9 @@ Broadcastable<ColT, IndexT, BaseProxyT>::broadcast(Params&&... params) const {
     auto msg = makeMessage<MsgT>(std::forward<Params>(params)...);
     return broadcastMsg<MsgT, f>(msg);
   }
+
+  // Silence nvcc warning (no longer needed for CUDA 11.7 and up)
+  return messaging::PendingSend{std::nullptr_t{}};
 }
 
 template <typename ColT, typename IndexT, typename BaseProxyT>
@@ -220,6 +223,9 @@ Broadcastable<ColT, IndexT, BaseProxyT>::broadcastCollective(Params&&... params)
     auto msg = makeMessage<MsgT>(std::forward<Params>(params)...);
     return broadcastCollectiveMsg<MsgT, f>(msg);
   }
+
+  // Silence nvcc warning (no longer needed for CUDA 11.7 and up)
+  return messaging::PendingSend{std::nullptr_t{}};
 }
 
 template <typename ColT, typename IndexT, typename BaseProxyT>

diff --git a/src/vt/vrt/collection/send/sendable.impl.h b/src/vt/vrt/collection/send/sendable.impl.h
@@ -153,6 +153,9 @@ messaging::PendingSend Sendable<ColT,IndexT,BaseProxyT>::send(Params&&... params
     auto msg = makeMessage<MsgT>(std::forward<Params>(params)...);
     return sendMsg<MsgT, f>(msg);
   }
+
+  // Silence nvcc warning (no longer needed for CUDA 11.7 and up)
+  return messaging::PendingSend{std::nullptr_t{}};
 }