mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-11-07 14:55:06 +00:00
Code Activity

Use array select instead of function application for map and select axioms

Browse source 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot] 2025-10-14 09:46:41 +00:00
parent 819979db67
commit 6ea8599e0c
1 changed files with 7 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

13
src/ast/rewriter/finite_set_axioms.cpp
View file

@ -21,6 +21,7 @@ Revision History:
#include "ast/ast.h"
#include "ast/finite_set_decl_plugin.h"
#include "ast/arith_decl_plugin.h"
#include "ast/array_decl_plugin.h"
#include "ast/rewriter/finite_set_axioms.h"
// a ~ set.empty => not (x in a)
@ -208,9 +209,9 @@ void finite_set_axioms::in_map_image_axiom(expr *x, expr *a) {
expr_ref x_in_b(u.mk_in(x, b), m);
// Apply function f to x
app* f_app = to_app(f);
expr_ref fx(m.mk_app(f_app->get_decl(), x), m);
// Apply function f to x using array select
array_util autil(m);
expr_ref fx(autil.mk_select(f, x), m);
expr_ref fx_in_a(u.mk_in(fx, a), m);
// (x in b) => f(x) in a
@ -230,9 +231,9 @@ void finite_set_axioms::in_select_axiom(expr *x, expr *a) {
expr_ref x_in_a(u.mk_in(x, a), m);
expr_ref x_in_b(u.mk_in(x, b), m);
// Apply predicate p to x
app* p_app = to_app(p);
expr_ref px(m.mk_app(p_app->get_decl(), x), m);
// Apply predicate p to x using array select
array_util autil(m);
expr_ref px(autil.mk_select(p, x), m);
// (x in a) => (x in b)
expr_ref_vector clause1(m);