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131
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1 // Bug c++/83503 - bogus -Wattributes for const and pure on function template
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2 // specialization
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3 // Test to verify that attribute malloc on multiple declarations of
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4 // the same ordinary function are merged.
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5 // { dg-do compile }
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6 // { dg-options "-O -Wall -fdump-tree-optimized" }
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7
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8 void* __attribute__ ((malloc))
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9 fmalloc_none (unsigned);
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10
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11 void*
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12 fmalloc_none (unsigned);
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13
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14 static char a[8];
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15
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16 void fmalloc_none_failed ();
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17
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18 void test_fmalloc_none (void)
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19 {
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20 void *p = fmalloc_none (1);
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21 if (!p)
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22 return;
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23
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24 if (p == a) // must be false
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25 fmalloc_none_failed (); // should be eliminated
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26
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27 // Verify that the call to fmalloc_none() is eliminated.
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28 // { dg-final { scan-tree-dump-not "fmalloc_none_failed" "optimized" } }
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29 }
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30
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31 void* fnone_malloc (unsigned);
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32
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33 void* __attribute__ ((malloc))
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34 fnone_malloc (unsigned);
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35
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36 void fnone_malloc_failed ();
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37
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38 void test_fnone_malloc (void)
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39 {
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40 void *p = fnone_malloc (1);
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41 if (!p)
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42 return;
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43
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44 if (p == a) // must be false
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45 fnone_malloc_failed (); // should be eliminated
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46
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47 // Verify that the call to fnone_malloc() is eliminated.
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48 // { dg-final { scan-tree-dump-not "fnone_malloc_failed" "optimized" } }
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49 }
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