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111
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1 /* PR target/59003 */
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2 /* { dg-options "-O2" } */
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3 /* { dg-options "-O2 -mtune=amdfam10" { target i?86-*-* x86_64-*-* } } */
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4 /* { dg-options "-O2 -fno-common" { target hppa*-*-hpux* } } */
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5
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6 __attribute__((noinline, noclone)) void *
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7 foo (void *p, unsigned int q)
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8 {
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9 return __builtin_memset (p, 0, q * 4UL);
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10 }
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11
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12 char buf[128] __attribute__((aligned (32)));
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13
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14 int
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15 main ()
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16 {
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17 int i;
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18 for (i = 0; i < 100000; i++)
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19 foo (buf + 4, 1 + (i & 1));
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20 for (i = 0; i < 128; i++)
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21 {
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22 buf[i] = 'X';
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23 asm volatile ("" : : : "memory");
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24 }
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25 foo (buf + 32, 7);
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26 for (i = 0; i < 128; i++)
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27 if (buf[i] != ((i < 32 || i >= 32 + 28) ? 'X' : 0))
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28 __builtin_abort ();
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29 return 0;
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30 }
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