fix symbol redefined (#56766)

engineer1109 · web-flow · commit 413ca9896ec1 · 2023-09-04T10:32:58.000+08:00
diff --git a/paddle/fluid/distributed/collective/process_group_custom.cc b/paddle/fluid/distributed/collective/process_group_custom.cc
@@ -815,7 +815,7 @@ std::shared_ptr<ProcessGroup::Task> ProcessGroupCustom::Broadcast(
       CommType::BROADCAST);
 }
 
-void CheckTensorsInDifferentDevices(
+inline void CheckTensorsInDifferentDevices(
     const std::vector<phi::DenseTensor>& tensors, const size_t num_devices) {
   PADDLE_ENFORCE_EQ(
       tensors.empty(),

Original file line number	Diff line number	Diff line change
`@@ -815,7 +815,7 @@ std::shared_ptr<ProcessGroup::Task> ProcessGroupCustom::Broadcast(`
`815`	`815`	`CommType::BROADCAST);`
`816`	`816`	`}`
`817`	`817`
`818`		`-void CheckTensorsInDifferentDevices(`
	`818`	`+inline void CheckTensorsInDifferentDevices(`
`819`	`819`	`const std::vector<phi::DenseTensor>& tensors, const size_t num_devices) {`
`820`	`820`	`PADDLE_ENFORCE_EQ(`
`821`	`821`	`tensors.empty(),`