Repeated build failures in expr due to yyparse

[Dimitry Andric]

On 2012-05-28 11:21, Bjoern A. Zeeb wrote:
...
> I needed to update headers to be able to recompile ifconfig after some
> additions; then got bitten by that not compiling as libc didn't include
> the symbol for _ThreadRuneLocale yet but the header was already picked up.
> So had to re-do libc as well.
> 
> Doing a make clean cleandepend obj depend all install for expr and yacc
> has helped and re-starting buildworld succeeded.
> 
> So /usr/include/osrealdate.h being updated was the culprit most likely.
> *grml* fragile stuff.  I can see the point though.

See also this thread by bapt:

  http://lists.freebsd.org/pipermail/freebsd-arch/2012-May/012592.html

Maybe a FORCE_BOOTSTRAP_ALL option would be nice. :)