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111
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1 /* { dg-do run } */
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2 /* { dg-options "-O" } */
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3
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4 /* The following are testcases for native_interpret_int,
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5 native_interpret_complex and native_interpret_vector decoding
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6 pieces of a string constant encoded by native_encode_string. */
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7
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8 extern void abort (void);
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9
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10 /* We should fold all reads from xconstant and eliminate it, removing
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11 the reference to blah which cannot be resolved at link time. */
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12 extern int blah;
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13
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14 static const struct {
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15 int *y;
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16 const char x[32] __attribute__((aligned(32)));
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17 } xconstant = { &blah, "01234567899876543210123456789000" };
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18
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19 typedef int v4si __attribute__((vector_size(16)));
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20
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21 int main()
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22 {
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23 if (sizeof (int) != 4)
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24 return 0;
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25 if (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
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26 {
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27 if (*(int *)&xconstant.x[4] != 0x34353637)
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28 abort ();
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29 if ((*(v4si *)&xconstant.x[16])[1] != 0x31323334)
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30 abort ();
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31 if (__imag (*(_Complex int *)&xconstant.x[8]) != 0x37363534)
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32 abort ();
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33 }
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34 else if (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
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35 {
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36 if (*(int *)&xconstant.x[4] != 0x37363534)
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37 abort ();
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38 if ((*(v4si *)&xconstant.x[16])[1] != 0x34333231)
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39 abort ();
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40 if (__imag (*(_Complex int *)&xconstant.x[8]) != 0x34353637)
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41 abort ();
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42 }
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43 return 0;
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44 }
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