fixed #1038

modules/traincascade/boost.cpp

@@ -382,10 +382,11 @@ void CvCascadeBoostTrainData::get_ord_var_data( CvDTreeNode* n, int vi, float* o
                                                     vi*sample_count + n->offset );
             for( int i = 0; i < nodeSampleCount; i++ )
                 sortedIndicesBuf[i] = shortIndices[i];
+
             *sortedIndices = sortedIndicesBuf;
         }
 		
-		if ( vi < numPrecalcVal )
+        if( vi < numPrecalcVal )
         {
             for( int i = 0; i < nodeSampleCount; i++ )
             {
@@ -406,19 +407,8 @@ void CvCascadeBoostTrainData::get_ord_var_data( CvDTreeNode* n, int vi, float* o
     }
     else // vi >= numPrecalcIdx
     {
-        vector<float> sampleValuesBuf;
-        float* sampleValues = 0;
-
-        if( sizeof(float) == sizeof(int) )
-        {
-            // use sampleIndices as temporary buffer for values
-            sampleValues = (float*)sampleIndices;
-        }
-        else
-        {
-            sampleValuesBuf.resize(nodeSampleCount);
-            sampleValues = &sampleValuesBuf[0];
-        }
+        cv::AutoBuffer<float> abuf(nodeSampleCount);
+        float* sampleValues = &abuf[0];
 
         if ( vi < numPrecalcVal )
         {