* Stefan Monnier [2011-05-30 04:13] writes:

>> What are the commands to inspect local variables of lexical functions?
>
> M-x esp RET

That's too cryptic for me.  What do you mean?

>> Pressing C-M-c reduces one level of recursive edit but puts the
>> *Backtrace* buffer in fundamental-mode which is IMO also wrong.]
>
> Yup, the *Backtrace* buffer's content and major-mode are not properly
> saved&restored upon entry to and exit from the debugger.  Patch welcome,

Below is a simple patch.  It only restores the content but not buffer
local variables.

Helmut