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145
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1 /* { dg-do run } */
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2 /* { dg-options "-O3" } */
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3
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4 unsigned int m;
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5
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6 #define N 128
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7 unsigned int a[N];
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8
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9 unsigned int
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10 __attribute__((noipa))
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11 df_count_refs (_Bool include_defs)
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12 {
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13 int size = 0;
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14
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15 for (unsigned int regno = 0; regno < m; regno++)
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16 if (include_defs)
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17 size += a[regno];
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18 return size;
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19 }
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20
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21 int main(int argc, char **argv)
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22 {
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23 for (unsigned i = 0; i < N; i++)
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24 a[i] = i;
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25
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26 if (argc == 1)
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27 m = 17;
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28
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29 unsigned int r = df_count_refs(1);
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30 __builtin_printf ("r: %d\n", r);
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31 if (r != 136)
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32 __builtin_abort ();
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33
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34 return 0;
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35 }
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