26 lines
657 B
C
26 lines
657 B
C
/* { dg-do compile } */
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/* { dg-options "-O3 -Warray-bounds" } */
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int f(unsigned len, int buflen)
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{
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unsigned taillen;
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unsigned slen;
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unsigned i;
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int b[17]; /* needed <= 17 to trigger Warning */
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int j = 0; /* needed to trigger Warning */
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b[0] = 0;
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taillen= buflen & 7; /* taillen [0..7] */
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if(taillen) { /* taillen [1..7] */
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slen= 8 - taillen; /* slen [7..1] */
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if (len<slen) /* needed to trigger Warning */
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slen=len; /* slen' < slen */
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for(i=0; i<slen; i++) {
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j = b[taillen]; /* taillen + slen = [1..7] + [7..1] = 8 */
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taillen++;
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}
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}
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return j;
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}
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