Debugging with GDB

Node:Invalidation, Next:Annotations for Running, Previous:Breakpoint Info, Up:Annotations

### Invalidation Notices

The following annotations say that certain pieces of state may have changed.

`^Z^Zframes-invalid`
  The frames (for example, output from the `backtrace` command) may have changed.
`^Z^Zbreakpoints-invalid`
  The breakpoints may have changed. For example, the user just added or deleted a breakpoint.