main
test-branch
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| 1 | #ifndef _INT_DIV_CIVL_
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| 2 | #define _INT_DIV_CIVL_
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| 3 |
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| 4 | $system[civlc] void $assume(_Bool expr);
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| 5 |
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| 6 | int $int_div(int numerator, int denominator) {
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| 7 | if (numerator == 0)
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| 8 | return 0;
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| 9 | if (numerator >= 0) {
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| 10 | if (denominator >= 0)
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| 11 | return numerator/denominator;
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| 12 | else
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| 13 | return -(numerator/(-denominator));
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| 14 | } else {
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| 15 | if (denominator >= 0)
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| 16 | return -((-numerator)/denominator);
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| 17 | else
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| 18 | return (-numerator)/(-denominator);
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| 19 | }
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| 20 | }
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| 21 |
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| 22 | int $int_mod(int numerator, int denominator) {
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| 23 | if (numerator == 0)
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| 24 | return 0;
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| 25 | if (numerator >= 0) {
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| 26 | if (denominator >= 0)
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| 27 | return numerator%denominator;
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| 28 | else
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| 29 | return numerator%(-denominator);
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| 30 | } else {
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| 31 | if (denominator >= 0)
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| 32 | return -((-numerator)%denominator);
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| 33 | else
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| 34 | return -((-numerator)%(-denominator));
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| 35 | }
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| 36 | }
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| 37 |
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| 38 | #endif
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