Avoids an extra copy of the graph def.

Zhifeng Chen · Zhifeng Chen · commit 9f3af7110236 · 2016-01-23T13:14:15.000-08:00
diff --git a/tensorflow/core/common_runtime/direct_session.cc b/tensorflow/core/common_runtime/direct_session.cc
@@ -543,7 +543,7 @@ Status DirectSession::CreateGraphs(
     }
   }
 
-  for (auto partition : partitions) {
+  for (auto&& partition : partitions) {
     const string& partition_name = partition.first;
 
     GraphDef* graph_def = &partition.second;

Original file line number	Diff line number	Diff line change
`@@ -543,7 +543,7 @@ Status DirectSession::CreateGraphs(`
`543`	`543`	`}`
`544`	`544`	`}`
`545`	`545`
`546`		`- for (auto partition : partitions) {`
	`546`	`+ for (auto&& partition : partitions) {`
`547`	`547`	`const string& partition_name = partition.first;`
`548`	`548`
`549`	`549`	`GraphDef* graph_def = &partition.second;`