/usr/include/atlas/atlas_ztGetNB_geqrf.h is in libatlas-dev 3.10.2-9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | #ifndef ATL_ztGetNB_geqrf
/*
* NB selection for GEQRF: Side='RIGHT', Uplo='UPPER'
* M : 25,96,240,528,1056,2160
* N : 25,96,240,528,1056,2160
* NB : 5,48,48,48,48,48
*/
#define ATL_ztGetNB_geqrf(n_, nb_) \
{ \
if ((n_) < 60) (nb_) = 5; \
else (nb_) = 48; \
}
#endif /* end ifndef ATL_ztGetNB_geqrf */
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