1/* { dg-do compile } */
2/* { dg-options "-O1 -fvariable-expansion-in-unroller -funroll-loops -fcompare-debug" } */
3/* { dg-xfail-if "" { powerpc-ibm-aix* } { "*" } { "" } } */
4
5int sum(int *buf, int len)
6{
7 int s = 0;
8 while (--len > 0) s += *buf++;
9 return s;
10}
11