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remove symbol -> zstring -> symbol round-trips

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-05-22 13:12:49 -07:00
parent 5cb0bac41d
commit 20a67e47ca
13 changed files with 68 additions and 62 deletions
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20
src/smt/theory_str_mc.cpp
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@ -1337,9 +1337,8 @@ namespace smt {
rw(arg_subst);
TRACE("str_fl", tout << "ival = " << ival << ", string arg evaluates to " << mk_pp(arg_subst, m) << std::endl;);
symbol arg_str;
if (u.str.is_string(arg_subst, arg_str)) {
zstring arg_zstr(arg_str.bare_str());
zstring arg_zstr;
if (u.str.is_string(arg_subst, arg_zstr)) {
rational arg_value;
if (string_integer_conversion_valid(arg_zstr, arg_value)) {
if (ival != arg_value) {
@ -1365,9 +1364,8 @@ namespace smt {
(*replacer)(arg, arg_subst);
rw(arg_subst);
TRACE("str_fl", tout << "ival = " << ival << ", string arg evaluates to " << mk_pp(arg_subst, m) << std::endl;);
symbol arg_str;
if (u.str.is_string(arg_subst, arg_str)) {
zstring arg_zstr(arg_str.bare_str());
zstring arg_zstr;
if (u.str.is_string(arg_subst, arg_zstr)) {
if (ival >= rational::zero() && ival <= rational(u.max_char())) {
// check that arg_subst has length 1 and that the codepoints are the same
if (arg_zstr.length() != 1 || rational(arg_zstr[0]) != ival) {
@ -1396,9 +1394,8 @@ namespace smt {
rw(e_subst);
TRACE("str_fl", tout << "ival = " << ival << ", string arg evaluates to " << mk_pp(e_subst, m) << std::endl;);
symbol e_str;
if (u.str.is_string(e_subst, e_str)) {
zstring e_zstr(e_str.bare_str());
zstring e_zstr;
if (u.str.is_string(e_subst, e_zstr)) {
// if arg is negative, e must be empty
// if arg is non-negative, e must be valid AND cannot contain leading zeroes
@ -1436,9 +1433,8 @@ namespace smt {
(*replacer)(e, e_subst);
rw(e_subst);
TRACE("str_fl", tout << "ival = " << ival << ", string arg evaluates to " << mk_pp(e_subst, m) << std::endl;);
symbol e_str;
if (u.str.is_string(e_subst, e_str)) {
zstring e_zstr(e_str.bare_str());
zstring e_zstr;
if (u.str.is_string(e_subst, e_zstr)) {
// if arg is out of range, e must be empty
// if arg is in range, e must be valid
if (ival <= rational::zero() || ival >= rational(u.max_char())) {