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Merge branch 'master' of https://github.com/z3prover/z3 into polysat

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This commit is contained in:
Nikolaj Bjorner 2021-08-30 10:00:58 -07:00
commit 39f50d46cc
82 changed files with 1049 additions and 599 deletions
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9
src/util/mpz.cpp
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@ -566,12 +566,13 @@ void mpz_manager<SYNCH>::machine_div_rem(mpz const & a, mpz const & b, mpz & q,
template<bool SYNCH>
void mpz_manager<SYNCH>::machine_div(mpz const & a, mpz const & b, mpz & c) {
STRACE("mpz", tout << "[mpz-ext] machine-div(" << to_string(a) << ", " << to_string(b) << ") == ";);
if (is_small(a) && is_small(b)) {
if (is_small(b) && i64(b) == 0)
throw default_exception("division by 0");
if (is_small(a) && is_small(b))
set_i64(c, i64(a) / i64(b));
}
else {
else
big_div(a, b, c);
}
STRACE("mpz", tout << to_string(c) << "\n";);
}

3
src/util/mutex.h
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@ -16,6 +16,8 @@ Abstract:
template<typename T> using atomic = T;
#define ATOMIC_EXCHANGE(ret, var, val) ret = var; var = val
struct mutex {
void lock() {}
void unlock() {}
@ -38,6 +40,7 @@ template<typename T> using atomic = std::atomic<T>;
typedef std::mutex mutex;
typedef std::lock_guard<std::mutex> lock_guard;
#define ATOMIC_EXCHANGE(ret, var, val) ret = var.exchange(val)
#define DECLARE_MUTEX(name) mutex *name = nullptr
#define DECLARE_INIT_MUTEX(name) mutex *name = new mutex
#define ALLOC_MUTEX(name) name = alloc(mutex)