==2720== Thread 2:
==2720== Conditional jump or move depends on uninitialised value(s)
==2720==    at 0x4C2DCB3: bcmp (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==2720==    by 0x24A4CA7A: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4CB78: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4C56F: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4A579: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4A8C4: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24D1E6AF: u_vbuf_draw_vbo (in /usr/lib/x86_64-linux-gnu/libgallium.so.0.0.0)
==2720==    by 0x24DB4B66: st_draw_vbo (in /usr/lib/x86_64-linux-gnu/libgallium.so.0.0.0)
==2720==    by 0x2538FEFD: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x25390EB5: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x25391223: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x7271D0: CPatchRData::RenderWater(boost::shared_ptr<CShaderProgram>&) (PatchRData.cpp:1448)
==2720==
==2720== Conditional jump or move depends on uninitialised value(s)
==2720==    at 0x4C2DCD3: bcmp (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==2720==    by 0x24A4CA7A: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4CB78: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4C56F: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4A579: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4A8C4: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24D1E6AF: u_vbuf_draw_vbo (in /usr/lib/x86_64-linux-gnu/libgallium.so.0.0.0)
==2720==    by 0x24DB4B66: st_draw_vbo (in /usr/lib/x86_64-linux-gnu/libgallium.so.0.0.0)
==2720==    by 0x2538FEFD: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x25390EB5: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x25391223: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x7271D0: CPatchRData::RenderWater(boost::shared_ptr<CShaderProgram>&) (PatchRData.cpp:1448)
==2720==
==2720== Conditional jump or move depends on uninitialised value(s)
==2720==    at 0x24A4CA7D: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4CB78: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4C56F: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4A579: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24A4A8C4: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==2720==    by 0x24D1E6AF: u_vbuf_draw_vbo (in /usr/lib/x86_64-linux-gnu/libgallium.so.0.0.0)
==2720==    by 0x24DB4B66: st_draw_vbo (in /usr/lib/x86_64-linux-gnu/libgallium.so.0.0.0)
==2720==    by 0x2538FEFD: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x25390EB5: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x25391223: ??? (in /usr/lib/x86_64-linux-gnu/libdricore9.0.3.so.1.0.0)
==2720==    by 0x7271D0: CPatchRData::RenderWater(boost::shared_ptr<CShaderProgram>&) (PatchRData.cpp:1448)
==2720==    by 0x6DCED4: TerrainRenderer::RenderFancyWater(CShaderDefines const&, ShadowMap*) (TerrainRenderer.cpp:862)