isl_multi_nan_templ.c

   1 /*
   2  * Copyright 2014      Ecole Normale Superieure
   3  *
   4  * Use of this software is governed by the MIT license
   5  *
   6  * Written by Sven Verdoolaege,
   7  * Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
   8  */
   9
  10 #include <isl_multi_macro.h>
  11
  12 /* Does "multi" involve any NaNs?
  13  */
  14 isl_bool FN(MULTI(BASE),involves_nan)(__isl_keep MULTI(BASE) *multi)
  15 {
  16         int i;
  17
  18         if (!multi)
  19                 return isl_bool_error;
  20         if (multi->n == 0)
  21                 return isl_bool_false;
  22
  23         for (i = 0; i < multi->n; ++i) {
  24                 isl_bool has_nan = FN(EL,involves_nan)(multi->u.p[i]);
  25                 if (has_nan < 0 || has_nan)
  26                         return has_nan;
  27         }
  28
  29         return isl_bool_false;
  30 }