[Bug tree-optimization/18813] not vectorizing obvious loop

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2004-12-03 
19:51 -------
Oh, the problem is we don't handle non one increment.
Another example:
int f(unsigned s1, unsigned s2, int *s, int *e)
{
  unsigned i;
  for (i = s1; i< s2; i+=4)
   *s++ = 0;
}

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18813