Re: My Emacs unicode 2 crash again when I do some *Replace String (M-%)*, I give the debug informations under gdb in the attachments.

[Stephen J. Turnbull]

Andreas Schwab writes:

 > David Kastrup <address@hidden> writes:
 > 
 > > Well, how about explicitly disabling a few debugging-unfriendly
 > > options when we are compiling with -g?
 > 
 > -g must never change the generated code.

./configure can!

Seems to me that a lot of projects would benefit from this.  Why not
codify the knowledge that we (well, "you", I know nothing about debug
vs optimization interference except that it exists) have in an aclocal
snippet, with a view to eventually including it in Autoconf?