[PATCH] gdb: restore thread after detaching from an inferior

[Pedro Alves]

On 10/6/20 5:05 PM, Tankut Baris Aktemur via Gdb-patches wrote:
> The "detach inferiors N" command causes the current inferior to
> switch.  E.g.:
> 
>   $ gdb a.out
>   Reading symbols from a.out...
>   (gdb) start
>   ...
>   (gdb) add-inferior
>   [New inferior 2]
>   Added inferior 2 on connection 1 (native)
>   (gdb) inferior 2
>   [Switching to inferior 2 [<null>] (<noexec>)]
>   (gdb) info inferiors
>     Num  Description       Connection           Executable
>     1    process 18242     1 (native)           /path/to/a.out
>   * 2    <null>            1 (native)
>   (gdb) detach inferiors 1
>   Detaching from program: /path/to/a.out, process 18242
>   [Inferior 1 (process 18242) detached]
>   (gdb) info inferiors
>     Num  Description       Connection           Executable
>   * 1    <null>                                 /path/to/a.out
>     2    <null>            1 (native)
>   (gdb)

This is:

 https://sourceware.org/bugzilla/show_bug.cgi?id=19318

So I agree with your patch.  But what about "kill inferior" ?