/* { dg-options "-O -msse2" } */ #include "union-m128-1.h" SS_union_mi128 un; SS_struct_mi128 st; extern void bar (); extern void foo (); void union_m128_1_x () { union_mi128 x; x.u [0] = 0x123456789abcedf0LL; x.u [1] = 0xfedcba9876543210LL; un.x = x.x; st.x = x.x; bar(un); bar(st); foo(un); foo(st); }