bool LogicInfo::isPure(theory::TheoryId theory) const {
PrettyCheckArgument(d_locked, *this,
"This LogicInfo isn't locked yet, and cannot be queried");
// the third and fourth conjucts are really just to rule out the misleading
// case where you ask isPure(THEORY_BOOL) and get true even in e.g. QF_LIA
return isTheoryEnabled(theory) && !isSharingEnabled() &&
( !isTrueTheory(theory) || d_sharingTheories == 1 ) &&
( isTrueTheory(theory) || d_sharingTheories == 0 );
}
void LogicInfo::enableTheory(theory::TheoryId theory) {
CheckArgument(!d_locked, *this, "This LogicInfo is locked, and cannot be modified");
if(!d_theories[theory]) {
if(isTrueTheory(theory)) {
++d_sharingTheories;
}
d_logicString = "";
d_theories[theory] = true;
}
}
void LogicInfo::disableTheory(theory::TheoryId theory) {
CheckArgument(!d_locked, *this, "This LogicInfo is locked, and cannot be modified");
if(d_theories[theory]) {
if(isTrueTheory(theory)) {
Assert(d_sharingTheories > 0);
--d_sharingTheories;
}
if(theory == THEORY_BUILTIN ||
theory == THEORY_BOOL) {
return;
}
d_logicString = "";
d_theories[theory] = false;
}
}
