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fix compiler warnings, gcc

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-09-28 16:42:07 -07:00
parent 9746794962
commit 476b06fa14
4 changed files with 3 additions and 6 deletions
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4
src/ast/rewriter/bv_bounds.cpp
View file

@ -85,7 +85,7 @@ bool bv_bounds::is_uleq(expr * e, expr * & v, numeral & c) {
if (!m_bv_util.is_extract(eql)) return false;
expr * const eql0 = to_app(eql)->get_arg(0);
const unsigned eql0_sz = m_bv_util.get_bv_size(eql0);
if (!m_bv_util.get_extract_high(eql) == (eql0_sz - 1)) return false;
if (m_bv_util.get_extract_high(eql) != (eql0_sz - 1)) return false;
if (!m_bv_util.is_numeral(eqr, eqr_val, eqr_sz)) return false;
if (!eqr_val.is_zero()) return false;
if (!m_bv_util.is_extract(ulel)) return false;
@ -245,7 +245,6 @@ void bv_bounds::reset() {
}
br_status bv_bounds::rewrite(unsigned limit, func_decl * f, unsigned num, expr * const * args, expr_ref& result) {
const family_id fid = f->get_family_id();
if (!m_m.is_bool(f->get_range())) return BR_FAILED;
const decl_kind k = f->get_decl_kind();
if ((k != OP_OR && k != OP_AND) || num > limit) return BR_FAILED;
@ -614,7 +613,6 @@ bool bv_bounds::is_sat(app * v) {
bool bv_bounds::is_sat_core(app * v) {
SASSERT(m_bv_util.is_bv(v));
if (!m_okay) return false;
func_decl * const d = v->get_decl();
unsigned const bv_sz = m_bv_util.get_bv_size(v);
numeral lower, upper;
const bool has_upper = m_unsigned_uppers.find(v, upper);

1
src/ast/rewriter/bv_rewriter.cpp
View file

@ -622,7 +622,6 @@ unsigned bv_rewriter::propagate_extract(unsigned high, expr * arg, expr_ref & re
}
// perform removal
SASSERT(removable <= to_remove);
const unsigned new_sz = sz - removable;
ptr_buffer<expr> new_args;
ptr_buffer<expr> new_concat_args;
for (unsigned i = 0; i < num; i++) {

2
src/smt/smt_consequences.cpp
View file

@ -473,9 +473,7 @@ namespace smt {
tout << "lits: " << num_units << "\n";);
m_case_split_queue->init_search_eh();
unsigned num_iterations = 0;
unsigned model_threshold = 2;
unsigned num_fixed_eqs = 0;
unsigned num_reiterations = 0;
unsigned chunk_size = 100;
while (!var2val.empty()) {

2
src/smt/smt_model_checker.cpp
View file

@ -158,11 +158,13 @@ namespace smt {
TRACE("model_checker", tout << "Could not get value for " << sk_d->get_name() << "\n";);
return false; // get_some_value failed... giving up
}
TRACE("model_checker", tout << "Got some value " << sk_value << "\n";);
}
if (use_inv) {
unsigned sk_term_gen;
expr * sk_term = m_model_finder.get_inv(q, i, sk_value, sk_term_gen);
if (sk_term != 0) {
TRACE("model_checker", tout << "Found inverse " << mk_pp(sk_term, m) << "\n";);
SASSERT(!m.is_model_value(sk_term));
if (sk_term_gen > max_generation)
max_generation = sk_term_gen;