fix a compile error

JiayiFeng · JiayiFeng · commit 1e4f442a84ec · 2018-03-29T16:21:07.000+08:00
diff --git a/paddle/fluid/operators/conditional_block_op.cc b/paddle/fluid/operators/conditional_block_op.cc
@@ -54,7 +54,7 @@ class ConditionalOp : public framework::OperatorBase {
           "numel should be 1, actual numel is %d",
           ips[0]->numel());
     }
-    bool res;
+    bool res = false;
     if (platform::is_gpu_place(ips[0]->place())) {
 #ifdef PADDLE_WITH_CUDA
       framework::LoDTensor cpu_tensor;

Original file line number	Diff line number	Diff line change
`@@ -54,7 +54,7 @@ class ConditionalOp : public framework::OperatorBase {`
`54`	`54`	`"numel should be 1, actual numel is %d",`
`55`	`55`	`ips[0]->numel());`
`56`	`56`	`}`
`57`		`- bool res;`
	`57`	`+ bool res = false;`
`58`	`58`	`if (platform::is_gpu_place(ips[0]->place())) {`
`59`	`59`	`#ifdef PADDLE_WITH_CUDA`
`60`	`60`	`framework::LoDTensor cpu_tensor;`