compiler-rt/test/builtins/Unit/truncdfsf2_test.c

   1 // RUN: %clang_builtins %s %librt -o %t && %run %t
   2 // REQUIRES: librt_has_truncdfsf2
   3
   4 #include <stdio.h>
   5
   6 #include "fp_test.h"
   7
   8 float __truncdfsf2(double a);
   9
  10 int test__truncdfsf2(double a)
  11 {
  12     float actual = __truncdfsf2(a);
  13     float expected = a;
  14
  15     if (actual != expected) {
  16         printf("error in test__truncdfsf2(%lf) = %f, "
  17                "expected %f\n", a, actual, expected);
  18         return 1;
  19     }
  20     return 0;
  21 }
  22
  23 int main()
  24 {
  25     if (test__truncdfsf2(340282366920938463463374607431768211456.0))
  26         return 1;
  27     return 0;
  28 }