xdalgoenv_t xenv;
diffdata_t dd1, dd2;
- if (xpp->flags & XDF_PATIENCE_DIFF)
+ if (XDF_DIFF_ALG(xpp->flags) == XDF_PATIENCE_DIFF)
return xdl_do_patience_diff(mf1, mf2, xpp, xe);
- if (xpp->flags & XDF_HISTOGRAM_DIFF)
+ if (XDF_DIFF_ALG(xpp->flags) == XDF_HISTOGRAM_DIFF)
return xdl_do_histogram_diff(mf1, mf2, xpp, xe);
if (xdl_prepare_env(mf1, mf2, xpp, xe) < 0) {