1124524Sume/* { dg-do compile } */ 266776Skris/* { dg-options "-O2 -fschedule-insns -funroll-all-loops -fcompare-debug" } */ 355163Sshin 455163Sshintypedef void block128_f (int *, int); 5222732Shrs 655163Sshinvoid 762632Skrisfoo (int *out, int *iv, block128_f block) 855163Sshin{ 955163Sshin while (1) 1055163Sshin { 1155163Sshin *out = *out ^ *iv; 1255163Sshin block (out, *out); 1355163Sshin iv = out; 1455163Sshin } 1555163Sshin} 1655163Sshin