gcc/testsuite/gcc.misc-tests/gcov-pr83813.c

   1 /* { dg-options "-fprofile-arcs -ftest-coverage" } */
   2 /* { dg-do run { target native } } */
   3
   4 union U
   5 {
   6     int f0;
   7     unsigned char f1;
   8 };
   9
  10 int main()
  11 {
  12     int i = 0;
  13     union U u = {0};  /* count(1) */
  14     for (u.f1 = 0; u.f1 != -2; ++u.f1) {
  15         i ^= u.f1;  /* count(1) */
  16         if (i < 1)  /* count(1) */
  17             return 0;  /* count(1) */
  18     }
  19
  20     return 1;
  21 }
  22
  23 /* { dg-final { run-gcov gcov-pr83813.c } } */