Re: [ft-devel] tvtime crashes with freetype cvs on x86-64

[David Turner]

Hello Ronny,

could you please try the current CVS. If this still doesn't work,
could you send us the first error reported by Valgrind.

In the case of invalid writes, only the first one is meaningful.

Regards,

- David Turner
- The FreeType Project  (www.freetype.org)

On Mon, 04 Sep 2006 16:33:13 +0200, "Ronny V. Vindenes" <address@hidden> said:
> On man, 2006-09-04 at 15:18 +0200, Ronny V. Vindenes wrote:
> > tvtime started crashing after one of last couple of commits (haven't
> > tracked it down exactly yet). I haven't found any other programs that
> > are effected and using the fonts from tvtime in other apps does not
> > cause them to crash.
> 
> Running through valgrind I get tons of invalid reads and writes of size
> 4 and 8 ala:
> 
> ==17340== Invalid write of size 8
> ==17340==    at 0x4C75CD6: gray_record_cell (ftgrays.c:436)
> ==17340==    by 0x4C76697: gray_set_cell (ftgrays.c:489)
> ==17340==    by 0x4C76A06: gray_render_line (ftgrays.c:745)
> ==17340==    by 0x4C77357: gray_conic_to (ftgrays.c:907)
> ==17340==    by 0x4C34899: FT_Outline_Decompose (ftoutln.c:175)
> ==17340==    by 0x4C75D4B: gray_convert_glyph_inner (ftgrays.c:1569)
> ==17340==    by 0x4C762A6: gray_raster_render (ftgrays.c:1683)
> ==17340==    by 0x4C75921: ft_smooth_render_generic (ftsmooth.c:198)
> ==17340==    by 0x4C75AA0: ft_smooth_render (ftsmooth.c:242)
> ==17340==    by 0x4C369CB: FT_Render_Glyph_Internal (ftobjs.c:3269)
> ==17340==    by 0x4C3C83C: FT_Glyph_To_Bitmap (ftglyph.c:621)
> ==17340==    by 0x40AA4F: ft_cache_glyph (leetft.c:99)
> 
> These do not show up when reverting to an older version of freetype.
> 
> I'm guessing the "improved" anti-aliased rasterizer commited on
> 2006-09-01 is busted on x86-64
> 
> -- 
> Ronny V. Vindenes <address@hidden>
> 
> 
> 
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- David Turner
- The FreeType Project  (www.freetype.org)