bug#16127: 24.3.50; emacs crashes with macfont_free_entity

[Alan Third]

Darren Hoo <darren.hoo@gmail.com> writes:

> Bzr revno: 115489 brings this crash:
>
>  lldb src/emacs
> Current executable set to 'src/emacs' (x86_64).
> (lldb) run 
> Process 17619 launched: '/Volumes/disk/emacs/src/emacs' (x86_64)
> Process 17619 stopped
> * thread #1: tid = 0x1f0644, 0x00000001001ac8cb emacs`macfont_free_entity 
> [inlined] XCDR(c=9053142519906304, obj=9053142519906304, n=0) + 4 at 
> lisp.h:2007, queue = 'com.apple.main-thread, stop reason = EXC_BAD_ACCESS 
> (code=EXC_I386_GPFLT)
>     frame #0: 0x00000001001ac8cb emacs`macfont_free_entity [inlined] 
> XCDR(c=9053142519906304, obj=9053142519906304, n=0) + 4 at lisp.h:2007
>    2004       XSAVE_POINTER (Lisp_Object obj, int n)
>    2005       {
>    2006         eassert (save_type (XSAVE_VALUE (obj), n) == SAVE_POINTER);
> -> 2007         return XSAVE_VALUE (obj)->data[n].pointer;
>    2008       }
>    2009       INLINE void
>    2010       set_save_pointer (Lisp_Object obj, int n, void *val)
> (lldb) bt all
> * thread #1: tid = 0x1f0644, 0x00000001001ac8cb emacs`macfont_free_entity 
> [inlined] XCDR(c=9053142519906304, obj=9053142519906304, n=0) + 4 at 
> lisp.h:2007, queue = 'com.apple.main-thread, stop reason = EXC_BAD_ACCESS 
> (code=EXC_I386_GPFLT)
>     frame #0: 0x00000001001ac8cb emacs`macfont_free_entity [inlined] 
> XCDR(c=9053142519906304, obj=9053142519906304, n=0) + 4 at lisp.h:2007
>     frame #1: 0x00000001001ac8c7 emacs`macfont_free_entity(entity=4353797322) 
> + 23 at macfont.m:2438
>     frame #2: 0x000000010010910e emacs`Fgarbage_collect [inlined] 
> cleanup_vector + 84 at alloc.c:2889

Hi, are you still getting this crash with a more up-to-date Emacs?

If so, are there any steps you take to reproduce it?

Thanks!
-- 
Alan Third