ASSERT(span->end < MAX_WIDTH);
ASSERT(span->arrayMask & SPAN_RGBA);
- ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
+ ASSERT(rb->DataType == CHAN_TYPE);
if (span->arrayMask & SPAN_XY) {
_swrast_get_values(ctx, rb, span->end, span->array->x, span->array->y,