bug#45246: 28.0.50; etags assertion error

[Eli Zaretskii]

> From: Andreas Schwab <schwab@linux-m68k.org>
> Cc: Gregor Zattler <grfz@gmx.de>,  larsi@gnus.org,  45246@debbugs.gnu.org
> Date: Tue, 07 Jun 2022 18:38:46 +0200
> 
> On Jun 07 2022, Eli Zaretskii wrote:
> 
> > Lars, I guess you were trying this in an optimized build, where all
> > the assertions compile to nothing.
> 
> It's not about optimized or not, it's controlled by --enable-checking.

In etags.c?  I see no ENABLE_CHECKING there.  I do see

 #include <assert.h>