diff options
Diffstat (limited to 'src/mesa/main/vtxfmt.c')
| -rw-r--r-- | src/mesa/main/vtxfmt.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mesa/main/vtxfmt.c b/src/mesa/main/vtxfmt.c index dcb684837c8..b3c63982911 100644 --- a/src/mesa/main/vtxfmt.c +++ b/src/mesa/main/vtxfmt.c @@ -48,14 +48,16 @@ #define PRE_LOOPBACK( FUNC ) \ { \ GET_CURRENT_CONTEXT(ctx); \ - struct gl_tnl_module *tnl = &(ctx->TnlModule); \ + struct gl_tnl_module * const tnl = &(ctx->TnlModule); \ + const int tmp_offset = _gloffset_ ## FUNC ; \ \ ASSERT( tnl->Current ); \ ASSERT( tnl->SwapCount < NUM_VERTEX_FORMAT_ENTRIES ); \ + ASSERT( tmp_offset >= 0 ); \ \ /* Save the swapped function's dispatch entry so it can be */ \ /* restored later. */ \ - tnl->Swapped[tnl->SwapCount].location = (_glapi_proc *) & (GET_ ## FUNC (ctx->Exec)); \ + tnl->Swapped[tnl->SwapCount].location = & (((_glapi_proc *)ctx->Exec)[tmp_offset]); \ tnl->Swapped[tnl->SwapCount].function = (_glapi_proc)TAG(FUNC); \ tnl->SwapCount++; \ \ |