111
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1 /* PR target/12865 */
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2 /* Origin: Waldek Hebisch <hebisch@math.uni.wroc.pl> */
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3
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4 /* { dg-do run } */
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5 /* { dg-require-effective-target trampolines } */
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6 /* { dg-options "-O2" } */
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7
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8 /* This used to fail on various versions of Solaris 2 because the
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9 trampoline couldn't be made executable. */
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10
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11 extern void abort(void);
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12 extern double fabs(double);
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13
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14 void foo (void)
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15 {
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16 const int correct[1100] = {1, 0, -2, 0, 1, 0, 1, -1, -10, -30, -67};
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17 int i;
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18
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19 double x1 (void) {return 1; }
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20 double x2 (void) {return -1;}
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21 double x3 (void) {return -1;}
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22 double x4 (void) {return 1; }
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23 double x5 (void) {return 0; }
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24
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25 typedef double pfun(void);
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26
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27 double a (int k, pfun x1, pfun x2, pfun x3, pfun x4, pfun x5)
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28 {
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29 double b (void)
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30 {
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31 k = k - 1;
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32 return a (k, b, x1, x2, x3, x4 );
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33 }
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34
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35 if (k <= 0)
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36 return x4 () + x5 ();
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37 else
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38 return b ();
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39 }
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40
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41 for (i=0; i<=10; i++)
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42 {
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43 if (fabs(a( i, x1, x2, x3, x4, x5 ) - correct [i]) > 0.1)
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44 abort();
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45 }
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46 }
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47
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48 int main (void)
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49 {
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50 foo ();
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51 return 0;
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52 }
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