Aapo Tahkola wrote:
> bt:
> 
> -([EMAIL PROTECTED])-( /media/movies/r300/mesa/progs/tests )
> gdb ./dinoshade GNU gdb 6.4.90-debian
> Copyright (C) 2006 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and
> you are welcome to change it and/or distribute copies of it under
> certain conditions. Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for
> details. This GDB was configured as "i486-linux-gnu"...Using host
> libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
> 
> (gdb) run
> Starting program: /media/movies/r300/mesa/progs/tests/dinoshade 
> Failed to read a valid object file image from memory.
> [Thread debugging using libthread_db enabled]
> [New Thread -1212836176 (LWP 4514)]
> *********************************WARN_ONCE*********************************
> File r300_render.c function r300Fallback line 421
> Software fallback:ctx->Stencil._TestTwoSide && (ctx->Stencil.Ref[0] !=
> ctx->Stencil.Ref[1] || ctx->Stencil.ValueMask[0] !=
> ctx->Stencil.ValueMask[1] || ctx->Stencil.WriteMask[0] !=
> ctx->Stencil.WriteMask[1])
> ***************************************************************************
> 
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread -1212836176 (LWP 4514)]
> 0xb7a794ef in quadfunc_unfilled_rgba (ctx=0x805dd80, v0=2, v1=0, v2=1,
> v3=3) at swrast_setup/ss_tritmp.h:201
> 201           GLubyte ef1 = VB->EdgeFlag[v1];

That line would be hit when drawing a GL_QUAD with GL_POLYGON_MODE = 
GL_LINE or GL_POINT.

Can you verify that's true?
Is VB->EdgeFlag NULL?

-Brian


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