compiler-rt/test/sanitizer_common/TestCases/frexp.cpp

   1 // RUN: %clangxx -O2 %s -o %t && %run %t 2>&1 | FileCheck %s
   2
   3 #include <math.h>
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6
   7 int main() {
   8   for (int i = 0; i < 10000; i++) {
   9     volatile double x = 10;
  10     int exp = 0;
  11     double y = frexp(x, &exp);
  12     if (y != 0.625 || exp != 4) {
  13       printf("i=%d y=%lf exp=%d\n", i, y, exp);
  14       exit(1);
  15     }
  16   }
  17   fprintf(stderr, "DONE\n");
  18   // CHECK: DONE
  19   return 0;
  20 }