Readers can be loaded and unloaded using the jit-reader-load
and jit-reader-unload commands.
jit-reader-load readerOnly one reader can be active at a time; trying to load a second
reader when one is already loaded will result in gdb
reporting an error. A new JIT reader can be loaded by first unloading
the current one using jit-reader-unload and then invoking
jit-reader-load.
jit-reader-unload