1/* PR tree-optimization/50078 */ 2/* { dg-do compile } */ 3/* { dg-options "-O2" } */ 4 5unsigned nonvolvar[2]; 6 7void 8test (int arg) 9{ 10 unsigned v = *(volatile unsigned *) (&nonvolvar[arg]); 11 *(volatile unsigned *) (&nonvolvar[arg]) = v; 12} 13 14/* { dg-final { scan-assembler-times "movl\[^\n\r\]*nonvolvar" 2 { target { { i?86-*-* x86_64-*-* } && nonpic } } } } */ 15