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