[Bug middle-end/68900] extended.texi/md.texi: Texinfo warnings regarding @node and @menu

[burnus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68900

--- Comment #1 from Tobias Burnus <burnus at gcc dot gnu.org> ---
(In reply to Tobias Burnus from comment #0)
> ../../gcc/doc/extend.texi:7452: warning: node `Constraints' is next for
> `Extended Asm' in menu but not in sectioning
> ../../gcc/doc/md.texi:1061: warning: node `Extended Asm' is prev for
> `Constraints' in menu but not in sectioning
> 
> 
> $ grep -n -E '^\* |^@include|^@subsection|@section|@chapter|@menu'
> extend.texi
> [...]
> 7976:@subsection Flag Output Operands
> 8498:@include md.texi
> 8502:@subsection Controlling Names Used in Assembler Code

Forgot to mention, that the @include is surrounded by:

@lowersections
@include md.texi
@raisesections