HP-UX 11i Version 2 Release Notes (October 2003)
Libraries and Programming
Dynamic Loader (dld.so)
Chapter 9
211
• You can use the dumpcore command to generate a core image file of a process
running under the debugger in the middle of execution.
• You will be able to unwind through a corrupt pc.
• You will see different info threads command output
Machines Affected WDB 4.0 does not support the following:
•Itanium 1 machines
• HP-UX 11i v1.5 OS and tool chain
Compatibility
For executables that contain virtual functions and have been compiled with the HP-UX
11i v1.6 compiler or lower, you need to issue the following command before issuing the
file command:
set old-vtable on
Performance
WDB 4.0 has better performance than HP-UX 11i v1.6. You should see about 50%
improvement in startup time and 70% improvement in runtime performance.
Startup time performance is the bring up performance of the debugger. which entails:
file exe
b main
run
Runtime performance is the performance for setting breakpoints, doing backtraces,
continue, next commands and other gdb commands.
Documentation
Online documentation is available in /opt/langtools/wdb/doc
Product information and file downloads are available at http:/www.hp.com/go/wdb/
HP WDB 4.0 Release Notes are available at
http://www.docs.hp.com/hpux/dev/index.html#Debugging%20Tools
Obsolescence
Not applicable.
Dynamic Loader (dld.so)
The Dynamic Loader, dld.so, dynamically loads shared libraries during executable
startup.