File: ipa-split-2.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* { dg-do compile } */
/* { dg-options "-O3 -fdump-tree-fnsplit" } */
int b;
int c;
int d;
void long_function (int);
void
split_me(int a)
{
  int t = 0;
  if (d>4)
    return;
  do
   {
  long_function (t);
  long_function (t);
  long_function (t);
  long_function (t);
  long_function (t);
  long_function (t);
  make_me_irregular:
  long_function (t);
  long_function (t);
  long_function (t);
  long_function (t);
  long_function (t);
   t=b;
   }
  while (t);
  if (c)
    goto make_me_irregular;
}

int
main()
{
  split_me (1);
  split_me (2);
  split_me (3);
  split_me (4);
  split_me (5);
}
/* { dg-final { scan-tree-dump-times "Splitting function" 1 "fnsplit"} } */