mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-06-07 06:33:23 +00:00
Code Activity

debugging length testers in theory_str::gen_len_val_options_for_free_var

Browse source
This commit is contained in:
Murphy Berzish 2016-07-31 16:26:56 -04:00
parent 8958eea27c
commit f5b82740c3
1 changed files with 30 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

34
src/smt/theory_str.cpp
View file

@ -7105,11 +7105,23 @@ expr * theory_str::gen_len_val_options_for_free_var(expr * freeVar, expr * lenTe
std::string effectiveLenIndiStr = ""; std::string effectiveLenIndiStr = "";
int lenTesterCount = (int) fvar_lenTester_map[freeVar].size(); int lenTesterCount = (int) fvar_lenTester_map[freeVar].size();
TRACE("t_str_detail",
tout << lenTesterCount << " length testers in fvar_lenTester_map[" << mk_pp(freeVar, m) << "]:" << std::endl;
for (int i = 0; i < lenTesterCount; ++i) {
expr * len_indicator = fvar_lenTester_map[freeVar][i];
tout << mk_pp(len_indicator, m) << ": ";
bool effectiveInScope = (internal_variable_set.find(len_indicator) != internal_variable_set.end());
tout << (effectiveInScope ? "in scope" : "NOT in scope");
tout << std::endl;
}
);
int i = 0; int i = 0;
for (; i < lenTesterCount; ++i) { for (; i < lenTesterCount; ++i) {
expr * len_indicator_pre = fvar_lenTester_map[freeVar][i]; expr * len_indicator_pre = fvar_lenTester_map[freeVar][i];
// check whether this is in scope as well // check whether this is in scope as well
if (internal_variable_set.find(len_indicator_pre) == internal_variable_set.end()) { if (internal_variable_set.find(len_indicator_pre) == internal_variable_set.end()) {
TRACE("t_str_detail", tout << "length indicator " << mk_pp(len_indicator_pre, m) << " not in scope" << std::endl;);
continue; continue;
} }
@ -7133,13 +7145,26 @@ expr * theory_str::gen_len_val_options_for_free_var(expr * freeVar, expr * lenTe
<< " i = " << i << ", lenTesterCount = " << lenTesterCount << std::endl;); << " i = " << i << ", lenTesterCount = " << lenTesterCount << std::endl;);
if (i > 0) { if (i > 0) {
effectiveLenInd = fvar_lenTester_map[freeVar][i - 1]; effectiveLenInd = fvar_lenTester_map[freeVar][i - 1];
bool effectiveHasEqcValue;
expr * effective_eqc_value = get_eqc_value(effectiveLenInd, effectiveHasEqcValue);
bool effectiveInScope = (internal_variable_set.find(effectiveLenInd) != internal_variable_set.end());
TRACE("t_str_detail", tout << "checking effective length indicator " << mk_pp(effectiveLenInd, m) << ": "
<< (effectiveInScope ? "in scope" : "NOT in scope") << ", ";
if (effectiveHasEqcValue) {
tout << "~= " << mk_pp(effective_eqc_value, m);
} else {
tout << "no eqc string constant";
}
tout << std::endl;);
if (effectiveLenInd == lenTesterInCbEq) { if (effectiveLenInd == lenTesterInCbEq) {
effectiveLenIndiStr = lenTesterValue; effectiveLenIndiStr = lenTesterValue;
} else { } else {
bool effectiveHasEqcValue = false; if (effectiveHasEqcValue) {
const char * val = 0; effectiveLenIndiStr = m_strutil.get_string_constant_value(effective_eqc_value);
m_strutil.is_string(get_eqc_value(effectiveLenInd, effectiveHasEqcValue), & val); } else {
effectiveLenIndiStr = val; // TODO this should be unreachable, but can we really do anything here?
NOT_IMPLEMENTED_YET();
}
} }
} }
break; break;
@ -7169,6 +7194,7 @@ expr * theory_str::gen_len_val_options_for_free_var(expr * freeVar, expr * lenTe
fvar_lenTester_map[freeVar].push_back(indicator); fvar_lenTester_map[freeVar].push_back(indicator);
lenTester_fvar_map[indicator] = freeVar; lenTester_fvar_map[indicator] = freeVar;
} else { } else {
// TODO make absolutely sure this is safe to do if 'indicator' is technically out of scope
indicator = fvar_lenTester_map[freeVar][i]; indicator = fvar_lenTester_map[freeVar][i];
testNum = i + 1; testNum = i + 1;
} }