/** /brief Reference Sum of Absolute Differences comparison function
*
*/
-inline static int sad_reference( uint8_t *block1, uint8_t *block2, const int xstride, const int ystride, const int w, const int h )
+static int sad_reference( uint8_t *block1, uint8_t *block2, const int xstride, const int ystride, const int w, const int h )
{
int i, j, score = 0;
for ( j = 0; j < h; j++ ){