py/mpz: Normalize (remove leading zeros) xor operation result.
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py/mpz.c
6
py/mpz.c
@ -285,7 +285,11 @@ STATIC mp_uint_t mpn_xor(mpz_dig_t *idig, const mpz_dig_t *jdig, mp_uint_t jlen,
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*idig = *jdig;
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}
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return idig - oidig;
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// remove trailing zeros
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for (--idig; idig >= oidig && *idig == 0; --idig) {
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}
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return idig + 1 - oidig;
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}
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/* computes i = i * d1 + d2
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