bug#19110: Crash on mixed Burmese and Latin script text on emacs 24.3.1

[Eli Zaretskii]

> From: Juha Iso-Sipilä <juha.iso-sipila@iki.fi>
> Date: Wed, 19 Nov 2014 14:10:03 +0000
> 
> Running emacs as "emacs24 -Q emacs_crash.txt" crashes emacs when I press
> Ctrl+e/End twice on the first line.
> With "gdb emacs24" and "set args -Q emacs_crash.txt", I get stack trace
> bt full:
> #0 0x0000000000498aa0 in char_table_ref (table=<optimised out>,
> c=c@entry=4195722) at chartab.c:234
> #1 0x00000000005a668e in composition_compute_stop_pos
> (cmp_it=cmp_it@entry=0x7fffffffd020, charpos=9, charpos@entry=8,
> bytepos=<optimised out>, bytepos@entry=16, endpos=<optimised out>,
> endpos@entry=9, 
> string=12124434) at composite.c:1053

Please try the latest version 24.4 of Emacs, I think this problem is
solved there.

If the problem still persists, please try reproducing it with an
unoptimized build, and send a GDB backtrace from that build.  (I tried
to reproduce this, but couldn't.)

Thanks.