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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-04-13 16:15:32 -07:00
parent a27f083177
commit 1123b47fb7
13 changed files with 613 additions and 4 deletions
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16
src/ast/ast_util.cpp
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@ -17,6 +17,7 @@ Revision History:
--*/
#include "ast/ast_util.h"
#include "ast/arith_decl_plugin.h"
app * mk_list_assoc_app(ast_manager & m, func_decl * f, unsigned num_args, expr * const * args) {
SASSERT(f->is_associative());
@ -361,3 +362,18 @@ void flatten_or(expr* fml, expr_ref_vector& result) {
result.push_back(fml);
flatten_or(result);
}
static app_ref plus(ast_manager& m, expr* a, expr* b) {
arith_util arith(m);
return app_ref(arith.mk_add(a, b), m);
}
static app_ref plus(ast_manager& m, expr* a, int i) {
arith_util arith(m);
return app_ref(arith.mk_add(a, arith.mk_int(i)), m);
}
app_ref operator+(expr_ref& a, expr* b) { return plus(a.m(), a, b); }
app_ref operator+(app_ref& a, expr* b) { return plus(a.m(), a, b); }
app_ref operator+(expr_ref& a, int i) { return plus(a.m(), a, i); }
app_ref operator+(app_ref& a, int i) { return plus(a.m(), a, i); }