Fix a program copy regression.

Single device on se-resnet reduce from 0.56 to 0.50
7 years ago · 1ca1e1c384
parent 1e4c504e60
commit 1ca1e1c384
1 changed files with 1 additions and 1 deletions
--- a/paddle/fluid/framework/executor.cc
+++ b/paddle/fluid/framework/executor.cc
@ -44,7 +44,7 @@ struct ExecutorPrepareContext {
  ExecutorPrepareContext(const framework::ProgramDesc& prog, size_t block_id)
      : prog_(prog), block_id_(block_id) {}

-  framework::ProgramDesc prog_;
+  const framework::ProgramDesc& prog_;
  size_t block_id_;
  std::vector<std::unique_ptr<OperatorBase>> ops_;
 };