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authorJosé Fonseca <[email protected]>2009-06-18 14:46:45 +0100
committerJosé Fonseca <[email protected]>2009-06-18 14:54:09 +0100
commit21bfd0f4bdd4222346c7f2db956e7fc1645d2130 (patch)
treeb45ec976657a947c505eaf96355b5d097cbe7ce6 /src
parentd609df1daec552113a8385330b680b293ef862eb (diff)
draw: Replace pointer arithmetic with cast.
Using uintptr_t as intermediate type for pointer -> integer conversions is easier to understand and does not cause any size mismatch warnings. uintptr_t is part of C99, and we already provide a suitable replacement definition for all platforms we care about.
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_elts.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt_elts.c b/src/gallium/auxiliary/draw/draw_pt_elts.c
index b7780fb5073..88f4d9f495a 100644
--- a/src/gallium/auxiliary/draw/draw_pt_elts.c
+++ b/src/gallium/auxiliary/draw/draw_pt_elts.c
@@ -54,7 +54,8 @@ static unsigned elt_ubyte( const void *elts, unsigned idx )
static unsigned elt_vert( const void *elts, unsigned idx )
{
- return (const ubyte *)elts - (const ubyte *)NULL + idx;
+ /* unsigned index is packed in the pointer */
+ return (unsigned)(uintptr_t)elts + idx;
}
pt_elt_func draw_pt_elt_func( struct draw_context *draw )