old-autovect-branch/gcc/testsuite/gcc.misc-tests/gcov-11.c

   1 /* Test gcov block mode.  */
   2
   3 /* { dg-options "-fprofile-arcs -ftest-coverage" } */
   4 /* { dg-do run { target native } } */
   5
   6 int one = 1; /* subvert constant folder. */
   7 int zero = 0;
   8
   9 int foo (int ix)
  10 {
  11   return ix & 1 ? one : zero; /* count(10) */
  12 }
  13
  14 int main ()
  15 {
  16   unsigned ix, jx = 0;
  17
  18   for (ix = 10; ix--;) jx += foo (ix); /* count(11) */
  19
  20   return jx != 5;
  21 }
  22
  23 /* { dg-final { run-gcov { -a gcov-11.c } } } */