mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-27 10:55:50 +00:00
Code Activity

avoid complaining about division by 0 as unhandled in theory-lra

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-07-08 18:21:47 -07:00
parent 5714f830b0
commit 2af08a378d
2 changed files with 5 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/ast/arith_decl_plugin.h
View file

@ -275,7 +275,9 @@ public:
bool is_uminus(expr const * n) const { return is_app_of(n, m_afid, OP_UMINUS); }
bool is_mul(expr const * n) const { return is_app_of(n, m_afid, OP_MUL); }
bool is_div(expr const * n) const { return is_app_of(n, m_afid, OP_DIV); }
bool is_div0(expr const * n) const { return is_app_of(n, m_afid, OP_DIV_0); }
bool is_idiv(expr const * n) const { return is_app_of(n, m_afid, OP_IDIV); }
bool is_idiv0(expr const * n) const { return is_app_of(n, m_afid, OP_IDIV_0); }
bool is_mod(expr const * n) const { return is_app_of(n, m_afid, OP_MOD); }
bool is_rem(expr const * n) const { return is_app_of(n, m_afid, OP_REM); }
bool is_to_real(expr const * n) const { return is_app_of(n, m_afid, OP_TO_REAL); }

3
src/smt/theory_lra.cpp
View file

@ -292,6 +292,9 @@ namespace smt {
}
void found_not_handled(expr* n) {
if (a.is_div0(n)) {
return;
}
m_not_handled = n;
if (is_app(n) && is_underspecified(to_app(n))) {
m_underspecified.push_back(to_app(n));