Fixed regression of issue #644

rays · rays · commit f4f66f8fa94f · 2017-07-15T17:21:47.000-07:00
diff --git a/lstm/lstmtrainer.h b/lstm/lstmtrainer.h
@@ -301,6 +301,7 @@ class LSTMTrainer : public LSTMRecognizer {
   // language model. trainer is the model that is restored.
   bool ReadTrainingDump(const GenericVector<char>& data,
                         LSTMTrainer* trainer) const {
+    if (data.empty()) return false;
     return ReadSizedTrainingDump(&data[0], data.size(), trainer);
   }
   bool ReadSizedTrainingDump(const char* data, int size,

Original file line number	Diff line number	Diff line change
`@@ -301,6 +301,7 @@ class LSTMTrainer : public LSTMRecognizer {`
`301`	`301`	`// language model. trainer is the model that is restored.`
`302`	`302`	`bool ReadTrainingDump(const GenericVector<char>& data,`
`303`	`303`	`LSTMTrainer* trainer) const {`
	`304`	`+ if (data.empty()) return false;`
`304`	`305`	`return ReadSizedTrainingDump(&data[0], data.size(), trainer);`
`305`	`306`	`}`
`306`	`307`	`bool ReadSizedTrainingDump(const char* data, int size,`