On Tue, 2007-09-11 at 11:44 +1000, Paul Wise wrote: > When I run sauerbraten, it makes the screen black for a few seconds, > then segfaults. When I run it in gdb, it doesn't segfault,
I was able to get a sane backtrace by hacking the sauerbraten source
package and using screen to have gdb under x and the console:
(gdb) bt
#0 0x080c8e35 in compileasmshader (type=34336, [EMAIL PROTECTED],
def=0x8a1d000 <Address 0x8a1d000 out of bounds>, tname=0x811a0339cf888
"caustic", msg=true)
at engine/shader.cpp:33
#1 0x080c90d7 in newshader (type=0, name=0x89cf888 "caustic",
vs=0x89891d8 "\n \n !!ARBvp1.0\n OPTION
ARB_position_invariant;\n ATTRIB opos = vertex.position; \n\n
coord[0].x, opos, state.texgen.object.s;\n DP3 result.texcoord[0].y,
opos, "...,
ps=0x898d1f0 "\n \n !!ARBfp1.0\n \n OPTION
ARB_precision_hint_fastest;\n \n\n\n OPTION ARB_fog_linn TEMP
caustic, caustic2;\n TEX caustic, fragment.texcoord[0], texture[0], 2D;\n
"..., variant=0x0) at engine/shader.cpp:4#2 0x080c9aa6 in shader
(type=0xbfb23a30, name=0x89cf888 "caustic",
vs=0x89891d8 "\n \n !!ARBvp1.0\n OPTION
ARB_position_invariant;\n ATTRIB opos = vertex.position; \n\n
coord[0].x, opos, state.texgen.object.s;\n DP3 result.texcoord[0].y,
opos, "...,
ps=0x898d1f0 "\n \n !!ARBfp1.0\n \n OPTION
ARB_precision_hint_fastest;\n \n\n\n OPTION ARB_fog_linn TEMP
caustic, caustic2;\n TEX caustic, fragment.texcoord[0], texture[0], 2D;\n
"...) at engine/shader.cpp:571
#3 0x080581d9 in executeret (p=0x8980c0b "") at engine/command.cpp:431
#4 0x080585f3 in executeret (
p=0x86298cd "causticshader causticfast [TEX result.color,
fragment.texcoord[0], texture[0], 2D;]\nfastshader caustic causticr 0 \"lava\"
[\n @vpstart\n MOV result.texcoord[0], vertex.texcoord[0];\n "...) at
engine/command.cpp:482
#5 0x0805870f in execute (
p=0x86200e8 "// standard shader definitions\n\nfpopts = [\n @(if (=
$shaderprecision 0) [result \"OPTION ARB_precision_hi\n @(if (=
$shaderprecision 2) [result \"OPTION ARB_precision_hint_nicest;\"])\n"...) at
engine/command.cpp:502
#6 0x080588c6 in execfile (cfgfile=0x811870c "data/stdshader.cfg") at
engine/command.cpp:514
#7 0x080588fb in exec (cfgfile=0x811870c "data/stdshader.cfg") at
engine/command.cpp:521
#8 0x0809c33a in gl_init (w=1024, h=768, bpp=0, depth=0, fsaa=0) at
engine/rendergl.cpp:321
#9 0x0806e5d3 in main (argc=3, argv=0xbfb24334) at engine/main.cpp:570
Hope it helps :)
--
bye,
pabs
http://wiki.debian.org/PaulWise
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