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/* This failed -fcompare-debug because register pressure computation

   took debug insns into account.  */

/* { dg-do compile } */

/* { dg-options "-O1 -fsched-pressure -fschedule-insns -fcompare-debug" } */

int lzo_adler32(int adler, char *buf)

{

  int s1 = adler;

  int s2 = adler;

  s1 += buf[0];

  s2 += s1;

  s1 += buf[1];

  s2 += s1;

  s1 += buf[2];

  s2 += s1;

  s1 += buf[3];

  s2 += s1;

  s1 += buf[4];

  s2 += s1;

  s1 += buf[5];

  s2 += s1;

  s1 += buf[6];

  s2 += s1;

  s1 += buf[7];

  s2 += s1;

  return (s2 << 16) + s1;

}