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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -fno-ipa-icf -fdump-tree-optimized" } */
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3
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4 void test2(void)
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5 {
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6 int *p = __builtin_malloc (sizeof (int) * 4);
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7 if (p == (void *)0)
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8 __builtin_abort ();
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9 __builtin_free (p);
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10 }
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11
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12 void test5(int b)
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13 {
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14 int *p = __builtin_malloc (sizeof (int) * 4);
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15 if (p)
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16 __builtin_free (p);
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17 }
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18
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19 void test6(void)
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20 {
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21 int *p = __builtin_malloc (sizeof (int) * 4);
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22 if (p == (void *)0)
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23 __builtin_abort ();
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24 if (p)
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25 __builtin_free (p);
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26 }
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27
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28 /* We should be able to remove all malloc/free pairs with CDDCE.
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29 Assume p was non-NULL for test2.
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30 For test5, it doesn't matter if p is NULL or non-NULL. */
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31
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32 /* { dg-final { scan-tree-dump-times "free" 0 "optimized" { xfail *-*-* } } } */
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33 /* { dg-final { scan-tree-dump-times "malloc" 0 "optimized" { xfail *-*-* } } } */
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34
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35 /* But make sure we don't partially optimize for now. */
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36
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37 /* { dg-final { scan-tree-dump-times "free" 3 "optimized" } } */
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38 /* { dg-final { scan-tree-dump-times "malloc" 3 "optimized" } } */
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