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111
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1 /* PR tree-optimization/33136 */
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2 /* { dg-do run } */
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3 /* { dg-options "-O2" } */
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4
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5 extern void abort (void);
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6
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7 struct S
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8 {
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9 struct S *a;
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10 int b;
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11 float f;
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12 };
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13
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14 static struct S s;
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15
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16 static int *
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17 __attribute__((noinline, const))
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18 foo (void)
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19 {
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20 return &s.b;
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21 }
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22
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23 float
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24 __attribute__((noinline))
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25 bar (float *f)
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26 {
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27 s.f = 1.0;
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28 *f = 4.0;
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29 return s.f;
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30 }
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31
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32 int
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33 __attribute__((noinline))
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34 baz (int *x)
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35 {
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36 s.b = 1;
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37 *x = 4;
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38 return s.b;
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39 }
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40
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41 int
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42 t (void)
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43 {
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44 float f = 8.0;
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45 return bar (&f) + baz (foo ());
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46 }
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47
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48 int
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49 main (void)
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50 {
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51 if (t () != 5)
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52 abort ();
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53 return 0;
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54 }
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