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issue #48 disabled rounding for strict real inequalities

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This commit is contained in:
Ken McMillan 2015-07-10 11:00:13 -07:00
parent ade9b2830a
commit 1cf24f7cdc
2 changed files with 4 additions and 0 deletions
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2
src/interp/iz3mgr.cpp
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@ -733,6 +733,8 @@ void iz3mgr::linear_comb(ast &P, const ast &c, const ast &Q, bool round_off){
}
}
bool pstrict = op(P) == Lt;
if (round_off && get_type(Qrhs) != int_type())
round_off = false;
if(qstrict && round_off && (pstrict || !(c == make_int(rational(1))))){
Qrhs = make(Sub,Qrhs,make_int(rational(1)));
qstrict = false;

2
src/interp/iz3proof_itp.cpp
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@ -2584,6 +2584,8 @@ class iz3proof_itp_impl : public iz3proof_itp {
if(pstrict && qstrict && round_off)
Qrhs = make(Sub,Qrhs,make_int(rational(1)));
#else
if (round_off && get_type(Qrhs) != int_type())
round_off = false;
bool pstrict = op(P) == Lt;
if(qstrict && round_off && (pstrict || !(c == make_int(rational(1))))){
Qrhs = make(Sub,Qrhs,make_int(rational(1)));