bug#61730: 30.0.50; Compiler warnings for delq and delete

[Richard Stallman]

  > > I mean all functions with either no side effects or such which may alter
  > > original list structures but in unpredictable ways so that only the
  > > return value is ever useful.

  > Thanks.  I guess this should be okay, but a test run over our sources
  > would be prudent before the final decision.

These sorts of warnings can be annoying.  Whoever actually writes
this, please show us the full list of warnings that you propose to
implement, before putting them into master.

Or, how about having an option to enable these warnings, with "off"
as the default?

-- 
Dr Richard Stallman (https://stallman.org)
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)