Comment 2 for bug 842279

StacktraceTop:
 Mesh::render_array (this=0xd76d20) at ../src/mesh.cpp:308
 SceneBuild::draw (this=0xd76c80) at ../src/scene-build.cpp:173
 do_benchmark (canvas=..., benchmarks=...) at ../src/main.cpp:135
 main (argc=<optimized out>, argv=<optimized out>) at ../src/main.cpp:254