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OpenBLAS/lapack-netlib/LAPACKE/utils/lapacke_spp_nancheck.c

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  1. /*****************************************************************************

  2.   Copyright (c) 2014, Intel Corp.

  3.   All rights reserved.

  4. 

  5.   Redistribution and use in source and binary forms, with or without

  6.   modification, are permitted provided that the following conditions are met:

  7. 

  8.     * Redistributions of source code must retain the above copyright notice,

  9.       this list of conditions and the following disclaimer.

  10.     * Redistributions in binary form must reproduce the above copyright

  11.       notice, this list of conditions and the following disclaimer in the

  12.       documentation and/or other materials provided with the distribution.

  13.     * Neither the name of Intel Corporation nor the names of its contributors

  14.       may be used to endorse or promote products derived from this software

  15.       without specific prior written permission.

  16. 

  17.   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

  18.   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  19.   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  20.   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE

  21.   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

  22.   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

  23.   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

  24.   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

  25.   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  26.   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

  27.   THE POSSIBILITY OF SUCH DAMAGE.

  28. ******************************************************************************

  29. * Contents: Native C interface to LAPACK utility function

  30. * Author: Intel Corporation

  31. *****************************************************************************/

  32. #include "lapacke_utils.h"

  33. 

  34. /* Check a matrix for NaN entries.

  35.  * Since matrix in packed format stored continuously it just required to

  36.  * check 1d array for NaNs. It doesn't depend upon uplo or matrix_layout.

  37.  */

  38. 

  39. lapack_logical LAPACKE_spp_nancheck( lapack_int n,

  40.                                       const float *ap )

  41. {

  42.     lapack_int len = n*(n+1)/2;

  43.     return LAPACKE_s_nancheck( len, ap, 1 );

  44. }