bug#21592: 25.0.50; Fatal error

[Eli Zaretskii <eliz@gnu.org>]

> Date: Thu, 1 Oct 2015 22:39:44 +0200
> From: Dani Moncayo <dmoncayo@gmail.com>
> Cc: 21592@debbugs.gnu.org
> 
> > It doesn't happen to me here.  Can you run under GDB and show a
> > backtrace from the abort?
> 
> I'm attaching the output of "thread apply all bt".

Thread 1 (Thread 3644.0x15cc):
#0  0x75608ef3 in KERNELBASE!DebugBreak ()
   from C:\Windows\SysWOW64\KernelBase.dll
#1  0x011add0d in emacs_abort () at C:/emacs/src/repo/src/w32fns.c:9412
#2  0x010c8ccd in terminate_due_to_signal (sig=sig@entry=22, 
    backtrace_limit=backtrace_limit@entry=2147483647)
    at C:/emacs/src/repo/src/emacs.c:397
#3  0x011262b2 in die (
    msg=msg@entry=0x1461a3c <format.29657+1544> "charpos >= syntax_propertize__done", 
    file=file@entry=0x14619ec <format.29657+1464> "C:/emacs/src/repo/src/syntax.c", line=line@entry=512) at C:/emacs/src/repo/src/alloc.c:6951
#4  0x0117201d in update_syntax_table_forward (charpos=52, init=false, 
    object=0) at C:/emacs/src/repo/src/syntax.c:512
#5  0x011723c4 in UPDATE_SYNTAX_TABLE_FORWARD (charpos=<optimized out>)
    at C:/emacs/src/repo/src/syntax.h:179
#6  UPDATE_SYNTAX_TABLE (charpos=52) at C:/emacs/src/repo/src/syntax.h:199
#7  char_quoted (charpos=<optimized out>, charpos@entry=52, bytepos=51, 
    bytepos@entry=52) at C:/emacs/src/repo/src/syntax.c:550
#8  0x0117902d in scan_lists (from=52, count=-1, depth=0, sexpflag=true)
    at C:/emacs/src/repo/src/syntax.c:2963

I have no idea what this means, perhaps Stefan can help.

Do you see this crash in a non-optimized build?  If so, please show a
backtrace from that build.

Thanks.