52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
/*
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Copyright (c) 2013 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#include "expr.h"
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#include "abstract.h"
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#include "instantiate.h"
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#include "deep_copy.h"
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#include "name.h"
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#include "test.h"
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using namespace lean;
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expr mk_big(expr f, unsigned depth, unsigned val) {
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if (depth == 1)
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return mk_constant(name(val));
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else
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return f(mk_big(f, depth - 1, val << 1), mk_big(f, depth - 1, (val << 1) + 1));
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}
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static void tst1() {
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expr f = Const("f");
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expr r = mk_big(f, 16, 0);
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expr n = Const(name(0u));
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for (unsigned i = 0; i < 20; i++) {
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r = abstract(r, n);
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}
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}
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static void tst2() {
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expr r = mk_lambda("x", Type(), mk_app({Var(0), Var(1), Var(2)}));
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std::cout << instantiate_with_closed(r, Const("a")) << std::endl;
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lean_assert(instantiate_with_closed(r, Const("a")) == mk_lambda("x", Type(), mk_app({Var(0), Const("a"), Var(1)})));
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lean_assert(instantiate_with_closed(instantiate_with_closed(r, Const("a")), Const("b")) ==
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mk_lambda("x", Type(), mk_app({Var(0), Const("a"), Const("b")})));
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std::cout << instantiate_with_closed(abst_body(r), Const("a")) << std::endl;
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lean_assert(instantiate_with_closed(abst_body(r), Const("a")) == mk_app({Const("a"), Var(0), Var(1)}));
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std::cout << instantiate(r, Var(10)) << std::endl;
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lean_assert(instantiate(r, Var(10)) == mk_lambda("x", Type(), mk_app({Var(0), Var(11), Var(1)})));
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std::cout << mk_pi("_", Var(3), Var(4)) << std::endl;
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std::cout << instantiate(mk_pi("_", Var(3), Var(4)), Var(0)) << std::endl;
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lean_assert(instantiate(mk_pi("_", Var(3), Var(4)), Var(0)) == mk_pi("_", Var(2), Var(3)));
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}
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int main() {
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continue_on_violation(true);
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tst1();
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tst2();
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std::cout << "done" << "\n";
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return has_violations() ? 1 : 0;
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}
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