Starting program: /home/sa/Media/Games/tinyandbig/tinyandbig 
[Thread debugging using libthread_db enabled]

Program received signal SIGSEGV, Segmentation fault.
r300_update_ztop (r300=0xb2d6ca0) at r300_hyperz.c:283
283	    } else if (r300_fragment_shader_writes_depth(r300_fs(r300))) { /* (5) */
#0  r300_update_ztop (r300=0xb2d6ca0) at r300_hyperz.c:283
        ztop_state = 0xb35abc0
        old_ztop = 1
#1  r300_update_hyperz_state (r300=0xb2d6ca0) at r300_hyperz.c:296
No locals.
#2  0xb636cfda in r300_clear (pipe=0xb2d6ca0, buffers=0, rgba=0xb397824, 
    depth=1, stencil=0) at r300_blit.c:259
        dwords = <value optimized out>
        fb = 0xb3590a8
        hyperz = 0xb2e1b18
        width = 832
        height = 624
        can_hyperz = <value optimized out>
        hyperz_dcv = 4294967040
#3  0xb64c5560 in st_Clear (ctx=0xb396ab8, mask=16)
    at state_tracker/st_cb_clear.c:588
        clearColor = {0, 0, 0, 1}
        st = 0xb3d2088
        depthRb = 0xb3d7240
        stencilRb = 0x0
        quad_buffers = 0
        clear_buffers = 2
        i = <value optimized out>
#4  0xb647a8b9 in _mesa_Clear (mask=<value optimized out>) at main/clear.c:250
        bufferMask = <value optimized out>
        ctx = <value optimized out>
#5  0x09b30480 in scape::opengl::OpenGLDisplay::clearImpl(unsigned int, scape::graphics::Color const&) ()
No symbol table info available.
#6  0x09a51623 in scape::graphics::Display::clear(unsigned int) ()
No symbol table info available.
#7  0x0972f30d in scape::tinyandbig::Kernel::doFrame(double, double) ()
No symbol table info available.
#8  0x0972f42f in scape::tinyandbig::Kernel::loop() ()
No symbol table info available.
#9  0x0972ea69 in main ()
No symbol table info available.
A debugging session is active.

	Inferior 1 [process 25729] will be killed.

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