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mask regression

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This commit is contained in:
Nikolaj Bjorner 2022-06-21 14:34:47 -07:00
parent ab9aee189b
commit 36a1f758bc
2 changed files with 9 additions and 5 deletions
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9
src/ast/bv_decl_plugin.cpp
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@ -651,9 +651,9 @@ void bv_decl_plugin::get_offset_term(app * a, expr * & t, rational & offset) con
}
bool bv_decl_plugin::are_distinct(app * a, app * b) const {
if (is_value(a) && is_value(b))
return a != b;
#if 1
if (decl_plugin::are_distinct(a, b))
return true;
// Check for a + k1 != a + k2 when k1 != k2
rational a_offset;
expr * a_term;
@ -668,8 +668,7 @@ bool bv_decl_plugin::are_distinct(app * a, app * b) const {
tout << "b: " << b_offset << " + " << mk_ismt2_pp(b_term, *m_manager) << "\n";);
if (a_term == b_term && a_offset != b_offset)
return true;
#endif
return decl_plugin::are_distinct(a, b);
return false;
}
void bv_decl_plugin::get_sort_names(svector<builtin_name> & sort_names, symbol const & logic) {

5
src/ast/rewriter/array_rewriter.cpp
View file

@ -176,10 +176,15 @@ br_status array_rewriter::mk_select_core(unsigned num_args, expr * const * args,
case l_false: {
expr* arg0 = args[0];
expr* arg1 = to_app(arg0)->get_arg(0);
#if 0
IF_VERBOSE(0, verbose_stream() << mk_pp(arg0, m()) << "\n");
while (m_util.is_store(arg1) && compare_args<true>(num_args-1, args + 1, to_app(arg0)->get_args() + 1) == l_false) {
IF_VERBOSE(0, verbose_stream() << "diff: " << mk_pp(arg1, m()) << "\n");
arg0 = arg1;
arg1 = to_app(arg0)->get_arg(0);
}
#endif
// select(store(a, I, v), J) --> select(a, J) if I != J
ptr_buffer<expr> new_args;