42 lines
763 B
C
42 lines
763 B
C
/* { dg-do run } */
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/* { dg-options "-O3 -fno-tree-pta" } */
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typedef __SIZE_TYPE__ size_t;
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__attribute__((__noipa__))
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void BUF_reverse (unsigned char *out, const unsigned char *in, size_t size)
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{
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size_t i;
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if (in)
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{
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out += size - 1;
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for (i = 0; i < size; i++)
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*out++ = *in++;
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}
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else
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{
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unsigned char *q;
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char c;
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q = out + size - 1;
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for (i = 0; i < size ; i++)
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{
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*out++ = 1;
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}
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}
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}
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int
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main (void)
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{
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unsigned char buf[40];
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unsigned char buf1[40];
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for (unsigned i = 0; i < sizeof (buf); i++)
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buf[i] = i;
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BUF_reverse (buf, 0, sizeof (buf));
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for (unsigned i = 0; i < sizeof (buf); i++)
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if (buf[i] != 1)
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__builtin_abort ();
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return 0;
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}
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