fix remove op (#10410)

Yancey · web-flow · commit 2d98a418d782 · 2018-05-04T17:46:06.000+08:00
* fix remove op

* update
diff --git a/paddle/fluid/framework/block_desc.cc b/paddle/fluid/framework/block_desc.cc
@@ -143,7 +143,7 @@ OpDesc *BlockDesc::InsertOp(size_t index) {
 }
 
 void BlockDesc::RemoveOp(size_t s, size_t e) {
-  if (ops_.begin() + s == ops_.end() || ops_.begin() + e == ops_.end()) {
+  if (ops_.begin() + s >= ops_.end() || ops_.begin() + e > ops_.end()) {
     return;
   }
   need_update_ = true;

Original file line number	Diff line number	Diff line change
`@@ -143,7 +143,7 @@ OpDesc *BlockDesc::InsertOp(size_t index) {`
`143`	`143`	`}`
`144`	`144`
`145`	`145`	`void BlockDesc::RemoveOp(size_t s, size_t e) {`
`146`		`- if (ops_.begin() + s == ops_.end() \|\| ops_.begin() + e == ops_.end()) {`
	`146`	`+ if (ops_.begin() + s >= ops_.end() \|\| ops_.begin() + e > ops_.end()) {`
`147`	`147`	`return;`
`148`	`148`	`}`
`149`	`149`	`need_update_ = true;`