wined3d

[Eric Pouech]

message for the wined3d folks...
running the d3d tests under valgrind gives this list of calls of memcpy 
with overlapping buffers, which could give bad results (depending how 
the buffers overlap)
is this a side effect of the tests, a harmless warning or something to 
be fixed ?

A+
==10159== Source and destination overlap in memcpy(0x1BD2F0, 0x1BD2F0, 16)
==10159==    at 0x401C663: memcpy (mc_replace_strmem.c:116)
==10159==    by 0x692FA93: IWineD3DDeviceImpl_SetVertexShaderConstantF 
(device.c:4856)
==10159==    by 0x695A76D: IWineD3DStateBlockImpl_Apply (stateblock.c:645)
==10159==    by 0x6939655: device_reapply_stateblock (device.c:7184)
==10159==    by 0x6939E62: IWineD3DDeviceImpl_ActiveRender (device.c:7399)
==10159==    by 0x6939075: IWineD3DDeviceImpl_SetRenderTarget 
(device.c:7034)
==10159==    by 0x68DECFD: IDirect3DDevice9Impl_SetRenderTarget 
(device.c:391)
==10159==    by 0x45A275E: switch_render_target (stateblock.c:291)
==10159==    by 0x45A1EA8: execute_test_chain (stateblock.c:180)
==10159==    by 0x45A2F3D: execute_test_chain_all (stateblock.c:467)
==10159==    by 0x45A5BEE: test_state_management (stateblock.c:1446)
==10159==    by 0x45A5C97: func_stateblock (stateblock.c:1466)
==10159==
==10159== Source and destination overlap in memcpy(0x1B22F8, 0x1B22F8, 16)
==10159==    at 0x401C663: memcpy (mc_replace_strmem.c:116)
==10159==    by 0x692F7E0: IWineD3DDeviceImpl_SetVertexShaderConstantI 
(device.c:4809)
==10159==    by 0x695A7C5: IWineD3DStateBlockImpl_Apply (stateblock.c:650)
==10159==    by 0x6939655: device_reapply_stateblock (device.c:7184)
==10159==    by 0x6939E62: IWineD3DDeviceImpl_ActiveRender (device.c:7399)
==10159==    by 0x6939075: IWineD3DDeviceImpl_SetRenderTarget 
(device.c:7034)
==10159==    by 0x68DECFD: IDirect3DDevice9Impl_SetRenderTarget 
(device.c:391)
==10159==    by 0x45A275E: switch_render_target (stateblock.c:291)
==10159==    by 0x45A1EA8: execute_test_chain (stateblock.c:180)
==10159==    by 0x45A2F3D: execute_test_chain_all (stateblock.c:467)
==10159==    by 0x45A5BEE: test_state_management (stateblock.c:1446)
==10159==    by 0x45A5C97: func_stateblock (stateblock.c:1466)
==10159==
==10159== Source and destination overlap in memcpy(0x1B22B8, 0x1B22B8, 4)
==10159==    at 0x401C663: memcpy (mc_replace_strmem.c:116)
==10159==    by 0x692F55E: IWineD3DDeviceImpl_SetVertexShaderConstantB 
(device.c:4763)
==10159==    by 0x695A81D: IWineD3DStateBlockImpl_Apply (stateblock.c:655)
==10159==    by 0x6939655: device_reapply_stateblock (device.c:7184)
==10159==    by 0x6939E62: IWineD3DDeviceImpl_ActiveRender (device.c:7399)
==10159==    by 0x6939075: IWineD3DDeviceImpl_SetRenderTarget 
(device.c:7034)
==10159==    by 0x68DECFD: IDirect3DDevice9Impl_SetRenderTarget 
(device.c:391)
==10159==    by 0x45A275E: switch_render_target (stateblock.c:291)
==10159==    by 0x45A1EA8: execute_test_chain (stateblock.c:180)
==10159==    by 0x45A2F3D: execute_test_chain_all (stateblock.c:467)
==10159==    by 0x45A5BEE: test_state_management (stateblock.c:1446)
==10159==    by 0x45A5C97: func_stateblock (stateblock.c:1466)
...
==10159== Source and destination overlap in memcpy(0x1AF808, 0x1AF808, 64)
==10159==    at 0x401C663: memcpy (mc_replace_strmem.c:116)
==10159==    by 0x69580DB: stateblock_savedstates_copy (stateblock.c:83)
==10159==    by 0x695B2D5: IWineD3DStateBlockImpl_Apply (stateblock.c:805)
==10159==    by 0x6939655: device_reapply_stateblock (device.c:7184)
==10159==    by 0x6939E62: IWineD3DDeviceImpl_ActiveRender (device.c:7399)
==10159==    by 0x6939075: IWineD3DDeviceImpl_SetRenderTarget 
(device.c:7034)
==10159==    by 0x68DECFD: IDirect3DDevice9Impl_SetRenderTarget 
(device.c:391)
==10159==    by 0x45A275E: switch_render_target (stateblock.c:291)
==10159==    by 0x45A1EA8: execute_test_chain (stateblock.c:180)
==10159==    by 0x45A2F3D: execute_test_chain_all (stateblock.c:467)
==10159==    by 0x45A5BEE: test_state_management (stateblock.c:1446)
==10159==    by 0x45A5C97: func_stateblock (stateblock.c:1466)
(similar traceback several times)
...
==10159== Source and destination overlap in memcpy(0x1BA994, 0x1BA994, 24)
==10159==    at 0x401C663: memcpy (mc_replace_strmem.c:116)
==10159==    by 0x6924FD7: IWineD3DDeviceImpl_SetViewport (device.c:3264)
==10159==    by 0x695AB20: IWineD3DStateBlockImpl_Apply (stateblock.c:705)
==10159==    by 0x6939655: device_reapply_stateblock (device.c:7184)
==10159==    by 0x6939E62: IWineD3DDeviceImpl_ActiveRender (device.c:7399)
==10159==    by 0x6939075: IWineD3DDeviceImpl_SetRenderTarget 
(device.c:7034)
==10159==    by 0x68DECFD: IDirect3DDevice9Impl_SetRenderTarget 
(device.c:391)
==10159==    by 0x45A2849: revert_render_target (stateblock.c:313)
==10159==    by 0x45A1EA8: execute_test_chain (stateblock.c:180)
==10159==    by 0x45A2F3D: execute_test_chain_all (stateblock.c:467)
==10159==    by 0x45A5BEE: test_state_management (stateblock.c:1446)
==10159==    by 0x45A5C97: func_stateblock (stateblock.c:1466)