fix gc bug

sneaxiy · sneaxiy · commit c4c6205268d7 · 2019-03-27T21:18:53.000+08:00
test=develop
diff --git a/paddle/fluid/framework/details/reference_count_pass.cc b/paddle/fluid/framework/details/reference_count_pass.cc
@@ -335,6 +335,7 @@ std::unique_ptr<ir::Graph> ReferenceCountPass::ApplyImpl(
                        var_name);
         ref_cnts[i].emplace(var_name, result.size());
         last_live_ops_of_vars[i].emplace(var_name, std::move(result));
+        break;
       }
 
       // Seldomly, all preceding trying failed.

Original file line number	Diff line number	Diff line change
`@@ -335,6 +335,7 @@ std::unique_ptr<ir::Graph> ReferenceCountPass::ApplyImpl(`
`335`	`335`	`var_name);`
`336`	`336`	`ref_cnts[i].emplace(var_name, result.size());`
`337`	`337`	`last_live_ops_of_vars[i].emplace(var_name, std::move(result));`
	`338`	`+ break;`
`338`	`339`	`}`
`339`	`340`
`340`	`341`	`// Seldomly, all preceding trying failed.`