/* { dg-do compile { target lp64 } } */ int a; long b[1][9]; typedef long V __attribute__((vector_size (16), may_alias)); void foo () { V *c = (V *) ((char *) b + -9060696663385964544); *c = (V) { 1, 1 }; c++; *c = (V) { 1, 1 }; c++; *c = (V) { 1, 1 }; c++; *c = (V) { 1, 1 }; long __attribute__((may_alias)) *d = (long *) ((char *) b + 162675373468811328); *d = 1; }