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fix #6085

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-06-06 10:00:08 -07:00
parent dca1dcca6d
commit bb6c274ad3
1 changed files with 1 additions and 1 deletions
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2
src/util/mpz.cpp
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@ -2248,7 +2248,7 @@ template<bool SYNCH>
unsigned mpz_manager<SYNCH>::mlog2(mpz const & a) {
if (is_nonneg(a))
return 0;
if (is_small(a))
if (is_small(a) && a.m_val > INT_MIN)
return ::log2((unsigned)-a.m_val);
#ifndef _MP_GMP
static_assert(sizeof(digit_t) == 8 || sizeof(digit_t) == 4, "");