$ gdb samples/StdInParse (gdb) b IGXMLScanner.cpp:1544 (gdb) run <personal.xml 1544 fReaderMgr.pushReader(reader, declDTD); (gdb) p declDTD $1 = (xercesc_4_0::DTDEntityDecl *) 0x49ac68 (gdb) n 1547 dtdScanner.scanExtSubsetDecl(false, true); (gdb) n 1548 } (gdb) s ... (gdb) s # The Janitor is about to delete the above declDTD. 90 delete fData; (gdb) p fData $1 = (xercesc_4_0::DTDEntityDecl *) 0x49ac68 (gdb) b ReaderMgr.cpp:1024 (gdb) n ... (gdb) n # Now we about to dereference the deleted declDTD. 1024 if (curEntity && !curEntity->isExternal()) (gdb) p curEntity $2 = (const xercesc_4_0::XMLEntityDecl *) 0x49ac68
