gcc/testsuite/gcc.misc-tests/gcov-5b.c

   1 /* Check that branch percentages are calculated in variables
   2    that are large enough to hold the count. */
   3
   4 /* { dg-options "-fprofile-arcs -ftest-coverage" } */
   5 /* { dg-do run { target native } } */
   6
   7 #define LIMIT1 7000
   8 #define LIMIT2 7000
   9
  10 int count;
  11
  12 void incr_count ()
  13 {
  14   count++;
  15 }
  16
  17 void doit (int i, int j)
  18 {
  19   if (i > j)
  20     incr_count ();
  21 }
  22
  23 int main ()
  24 {
  25   int i, j;
  26
  27   for (i = 0; i < LIMIT1; i++)
  28     for (j = 0; j < LIMIT2; j++)
  29       doit (i, j);
  30
  31   return 0;
  32 }
  33
  34 /* { dg-final { run-gcov branches { -b gcov-5b.c } } } */