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111
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1 /* { dg-do compile } */
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145
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2 /* { dg-require-effective-target inf } */
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111
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3 /* { dg-options "-O1 -fno-trapping-math -fno-finite-math-only -fdump-tree-optimized" } */
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4
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5 extern void f(int);
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6 extern void link_error ();
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7
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8 extern float x;
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9 extern double y;
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10 extern long double z;
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11
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12 int
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13 main ()
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14 {
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15 double pinf = __builtin_inf ();
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16 float pinff = __builtin_inff ();
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17 long double pinfl = __builtin_infl ();
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18
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19 if (__builtin_isinf (pinf) != 1)
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20 link_error ();
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21 if (__builtin_isinf (pinff) != 1)
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22 link_error ();
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23 if (__builtin_isinff (pinff) != 1)
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24 link_error ();
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25 if (__builtin_isinf (pinfl) != 1)
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26 link_error ();
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27 if (__builtin_isinfl (pinfl) != 1)
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28 link_error ();
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29
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30 if (__builtin_isinf_sign (-pinf) != -1)
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31 link_error ();
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32 if (__builtin_isinf_sign (-pinff) != -1)
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33 link_error ();
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34 if (__builtin_isinf_sign (-pinfl) != -1)
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35 link_error ();
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36
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37 if (__builtin_isinf (4.0))
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38 link_error ();
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39 if (__builtin_isinf (4.0))
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40 link_error ();
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41 if (__builtin_isinff (4.0))
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42 link_error ();
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43 if (__builtin_isinf (4.0))
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44 link_error ();
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45 if (__builtin_isinfl (4.0))
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46 link_error ();
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47 }
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48
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49
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50 /* Check that all instances of link_error were subject to DCE. */
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51 /* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" } } */
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