122 static map<uint64_t, Operation>  buffer_map;  variable
127     if (buffer_map.find(handle) != buffer_map.end()) {  in buffer_begin()
135     buffer_map.insert(  in buffer_begin()
141     if (buffer_map.find(handle) == buffer_map.end()) {  in buffer_remaining()
146     const Operation &op = buffer_map.find(handle)->second;  in buffer_remaining()
154     if (buffer_map.find(handle) == buffer_map.end()) {  in buffer_append()
159     Operation *op = &buffer_map.find(handle)->second;  in buffer_append()
167     if (buffer_map.find(handle) == buffer_map.end()) {  in buffer_peek()
172     Operation *op = &buffer_map.find(handle)->second;  in buffer_peek()
179     if (buffer_map.find(handle) == buffer_map.end()) {  in buffer_advance()
184     Operation *op = &buffer_map.find(handle)->second;  in buffer_advance()
191     if (buffer_map.find(handle) == buffer_map.end()) {  in buffer_final()
195     Operation *op = &buffer_map.find(handle)->second;  in buffer_final()
197     buffer_map.erase(handle);  in buffer_final()
203     if (buffer_map.find(handle) == buffer_map.end()) {  in buffer_algorithm()
207     Operation *op = &buffer_map.find(handle)->second;  in buffer_algorithm()