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/* PR c/51628. */ /* { dg-do compile { target int128 } } */ /* { dg-options "-O" } */ struct tuple_t { char c[12]; __int128_t i; } __attribute__((packed, aligned (8))); typedef struct unaligned_int128_t_ { __int128_t value; } __attribute__ ((packed, aligned(4))) unaligned_int128_t; struct tuple_t p = {{0}, 1}; unaligned_int128_t *addr = (unaligned_int128_t *)(&p.i);