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111
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1 /* PR middle-end/57748 */
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2 /* { dg-do run } */
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3 /* wrong code in expand_expr_real_1. */
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4
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5 #include <stdlib.h>
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6
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7 extern void abort (void);
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8
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9 typedef long long V
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10 __attribute__ ((vector_size (2 * sizeof (long long)), may_alias));
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11
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12 typedef struct S { V b[1]; } P __attribute__((aligned (1)));
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13
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14 struct __attribute__((packed)) T { char c; P s; };
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15
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16 void __attribute__((noinline, noclone))
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17 check (P *p)
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18 {
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19 if (p->b[1][0] != 3 || p->b[1][1] != 4)
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20 abort ();
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21 }
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22
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23 void __attribute__((noinline, noclone))
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24 foo (struct T *t)
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25 {
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26 V a = { 3, 4 };
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27 t->s.b[1] = a;
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28 }
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29
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30 int
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31 main ()
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32 {
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33 struct T *t = (struct T *) calloc (128, 1);
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34
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35 foo (t);
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36 check (&t->s);
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37
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38 free (t);
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39 return 0;
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40 }
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