Re: gdb emacs reporting 'Function "x_error_quitter" not defined'

[Eli Zaretskii]

> From: Richard Stallman <address@hidden>
> CC: address@hidden, address@hidden
> Date: Wed, 26 Jan 2005 12:08:04 -0500
> 
>     I think that is not a good idea.  Compiling with -O2 and with -O0
>     produces two very different programs,
> 
> It produces two distinct executables, but "very different" is an
> exaggeration.

Nevertheless, this is my opinion, based on looking at lots of machine
code produced by GCC with and without optimizations.  Unlike other
compilers, GCC does no optimizations at all when invoked with -O0.

> Bugs that depend on GCC optimization are pretty rare.

That depends on the programmer, I guess...

> However, every time I rerun configure, this customization gets lost,
> and I have to do it again.

Doesn't "CFLAGS='-O0 -g3' ./configure" do the trick?