Add explicit failure parameter to CAS in the CUB attribute cache to w…

…orkaround a GCC 4.8 bug: https://godbolt.org/z/qmXYHc Reviewed by: Michał 'Griwes' Dominiak <[email protected]>
NVlabs · Apr 2, 2020 · f7ad39d · f7ad39d
1 parent 35e4f69
commit f7ad39d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/cub/util_device.cuh b/cub/util_device.cuh
@@ -293,7 +293,8 @@ public:
             // it by trying to set the state from `DeviceEntryReady` to
             // `DeviceEntryInitializing`.
             if (flag.compare_exchange_strong(old_status, DeviceEntryInitializing,
-                                                  std::memory_order_acq_rel))
+                                             std::memory_order_acq_rel,
+                                             std::memory_order_acquire))
             {
                 // We successfully set the state to `DeviceEntryInitializing`;
                 // we have the lock and it's our job to initialize this entry