OpenBLAS/utest/test_nrm2.c

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#include "openblas_utest.h"

#ifdef BUILD_SINGLE
CTEST(nrm2, snrm2){
  blasint N=10, inc=1;
  float te_ssq=0.0, tr_ssq=0.0;
  float x[]={-INFINITY, 0.,0.,0.,0.,0.,0.,0.,0.,0.};

  te_ssq=BLASFUNC(snrm2)(&N, x, &inc);
  tr_ssq=INFINITY;

  ASSERT_DBL_NEAR_TOL((double)(tr_ssq), (double)(te_ssq), SINGLE_EPS);
}
#endif
#ifdef BUILD_DOUBLE
CTEST(nrm2, dnrm2){
  blasint N=10, inc=1;
  double te_ssq=0.0, tr_ssq=0.0;
  double x[]={-INFINITY, 0.,0.,0.,0.,0.,0.,0.,0.,0.};

  te_ssq=BLASFUNC(snrm2)(&N, x, &inc);
  tr_ssq=INFINITY;

  ASSERT_DBL_NEAR_TOL((double)(tr_ssq), (double)(te_ssq), DOUBLE_EPS);
}
#endif