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model-add/del

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-01 22:32:22 -05:00
parent 3de8c193ea
commit caaf0ba33c
28 changed files with 271 additions and 251 deletions
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15
src/ast/ast_smt_pp.cpp
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@ -45,14 +45,6 @@ symbol smt_renaming::fix_symbol(symbol s, int k) {
std::ostringstream buffer;
char const * data = s.is_numerical() ? "" : s.bare_str();
if (data[0] && !data[1]) {
switch (data[0]) {
case '/': data = "op_div"; break;
case '%': data = "op_mod"; break;
default: break;
}
}
if (k == 0 && *data) {
if (s.is_numerical()) {
return s;
@ -80,7 +72,7 @@ symbol smt_renaming::fix_symbol(symbol s, int k) {
buffer << s;
}
if (k > 0) {
buffer << k;
buffer << "!" << k;
}
return symbol(buffer.str().c_str());
@ -139,6 +131,9 @@ symbol smt_renaming::get_symbol(symbol s0, bool is_skolem) {
if (m_translate.find(s0, sb)) {
if (is_skolem == sb.is_skolem)
return sb.name;
if (sb.name_aux != symbol::null) {
return sb.name_aux;
}
int k = 0;
symbol s1;
do {
@ -146,6 +141,8 @@ symbol smt_renaming::get_symbol(symbol s0, bool is_skolem) {
}
while (s == s0 || (m_rev_translate.find(s, s1) && s1 != s0));
m_rev_translate.insert(s, s0);
sb.name_aux = s;
m_translate.insert(s, sb);
return s;
}