Debugging with GDB Manual HP WDB v6.3 (5900-2180, August 2012)

source which is being displayed. addr is in the form `0x' followed by one or more lowercase hex
digits (note that this does not depend on the language).
20.12 Annotations We Might Want in the Future
target-invalid
the target might have changed (registers, heap contents, or execution status). For performance,
we might eventually want to hit registers-invalid and all-registers-invalid
with greater precision
systematic annotation for set/show parameters (including invalidation notices).
similarly, `info' returns a list of candidates for invalidation notices.
20.12 Annotations We Might Want in the Future 241