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Use nullptr.

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This commit is contained in:
Bruce Mitchener 2018-02-12 14:05:55 +07:00
parent f01328c65f
commit 76eb7b9ede
625 changed files with 4639 additions and 4639 deletions
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82
src/ast/array_decl_plugin.cpp
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@ -44,7 +44,7 @@ sort * array_decl_plugin::mk_sort(decl_kind k, unsigned num_parameters, paramete
if (k == _SET_SORT) {
if (num_parameters != 1) {
m_manager->raise_exception("invalid array sort definition, invalid number of parameters");
return 0;
return nullptr;
}
parameter params[2] = { parameters[0], parameter(m_manager->mk_bool_sort()) };
return mk_sort(ARRAY_SORT, 2, params);
@ -52,13 +52,13 @@ sort * array_decl_plugin::mk_sort(decl_kind k, unsigned num_parameters, paramete
SASSERT(k == ARRAY_SORT);
if (num_parameters < 2) {
m_manager->raise_exception("invalid array sort definition, invalid number of parameters");
return 0;
return nullptr;
}
for (unsigned i = 0; i < num_parameters; i++) {
if (!parameters[i].is_ast() || !is_sort(parameters[i].get_ast())) {
m_manager->raise_exception("invalid array sort definition, parameter is not a sort");
return 0;
return nullptr;
}
}
sort * range = to_sort(parameters[num_parameters - 1].get_ast());
@ -120,15 +120,15 @@ bool array_decl_plugin::is_array_sort(sort* s) const {
func_decl * array_decl_plugin::mk_const(sort * s, unsigned arity, sort * const * domain) {
if (arity != 1) {
m_manager->raise_exception("invalid const array definition, invalid domain size");
return 0;
return nullptr;
}
if (!is_array_sort(s)) {
m_manager->raise_exception("invalid const array definition, parameter is not an array sort");
return 0;
return nullptr;
}
if (!m_manager->compatible_sorts(get_array_range(s), domain[0])) {
m_manager->raise_exception("invalid const array definition, sort mismatch between array range and argument");
return 0;
return nullptr;
}
parameter param(s);
func_decl_info info(m_family_id, OP_CONST_ARRAY, 1, &param);
@ -142,11 +142,11 @@ func_decl * array_decl_plugin::mk_map(func_decl* f, unsigned arity, sort* const*
buffer << "map expects to take as many arguments as the function being mapped, "
<< "it was given " << arity << " but expects " << f->get_arity();
m_manager->raise_exception(buffer.str().c_str());
return 0;
return nullptr;
}
if (arity == 0) {
m_manager->raise_exception("don't use map on constants");
return 0;
return nullptr;
}
//
// check that each domain[i] is an array sort
@ -159,14 +159,14 @@ func_decl * array_decl_plugin::mk_map(func_decl* f, unsigned arity, sort* const*
std::ostringstream buffer;
buffer << "map expects an array sort as argument at position " << i;
m_manager->raise_exception(buffer.str().c_str());
return 0;
return nullptr;
}
if (get_array_arity(domain[i]) != dom_arity) {
std::ostringstream buffer;
buffer << "map expects all arguments to have the same array domain, "
<< "this is not the case for argument " << i;
m_manager->raise_exception(buffer.str().c_str());
return 0;
return nullptr;
}
for (unsigned j = 0; j < dom_arity; ++j) {
if (get_array_domain(domain[i],j) != get_array_domain(domain[0],j)) {
@ -174,7 +174,7 @@ func_decl * array_decl_plugin::mk_map(func_decl* f, unsigned arity, sort* const*
buffer << "map expects all arguments to have the same array domain, "
<< "this is not the case for argument " << i;
m_manager->raise_exception(buffer.str().c_str());
return 0;
return nullptr;
}
}
if (get_array_range(domain[i]) != f->get_domain(i)) {
@ -182,7 +182,7 @@ func_decl * array_decl_plugin::mk_map(func_decl* f, unsigned arity, sort* const*
buffer << "map expects the argument at position " << i
<< " to have the array range the same as the function";
m_manager->raise_exception(buffer.str().c_str());
return 0;
return nullptr;
}
}
vector<parameter> parameters;
@ -211,19 +211,19 @@ func_decl * array_decl_plugin::mk_map(func_decl* f, unsigned arity, sort* const*
func_decl * array_decl_plugin::mk_default(unsigned domain_size, sort * const * domain) {
if (domain_size != 1) {
m_manager->raise_exception("invalid default array definition, invalid domain size");
return 0;
return nullptr;
}
// check that domain[0] is an array sort.
unsigned num_parameters = domain[0]->get_num_parameters();
if (num_parameters <= 1) {
m_manager->raise_exception("parameter mismatch. There should be more than one parameter to defaults");
return 0;
return nullptr;
}
parameter param(domain[0]->get_parameter(num_parameters-1));
if (!param.is_ast() || !is_sort(param.get_ast())) {
m_manager->raise_exception("last parameter should be a sort");
return 0;
return nullptr;
}
sort * s = to_sort(param.get_ast());
@ -235,7 +235,7 @@ func_decl * array_decl_plugin::mk_default(unsigned domain_size, sort * const * d
func_decl* array_decl_plugin::mk_select(unsigned arity, sort * const * domain) {
if (arity <= 1) {
m_manager->raise_exception("select takes at least two arguments");
return 0;
return nullptr;
}
sort * s = domain[0];
unsigned num_parameters = s->get_num_parameters();
@ -245,7 +245,7 @@ func_decl* array_decl_plugin::mk_select(unsigned arity, sort * const * domain) {
std::stringstream strm;
strm << "select requires " << num_parameters << " arguments, but was provided with " << arity << " arguments";
m_manager->raise_exception(strm.str().c_str());
return 0;
return nullptr;
}
ptr_buffer<sort> new_domain; // we need this because of coercions.
new_domain.push_back(s);
@ -255,7 +255,7 @@ func_decl* array_decl_plugin::mk_select(unsigned arity, sort * const * domain) {
!m_manager->compatible_sorts(domain[i+1], to_sort(parameters[i].get_ast()))) {
m_manager->raise_exception("domain sort and parameter do not match");
UNREACHABLE();
return 0;
return nullptr;
}
new_domain.push_back(to_sort(parameters[i].get_ast()));
}
@ -267,7 +267,7 @@ func_decl* array_decl_plugin::mk_select(unsigned arity, sort * const * domain) {
func_decl * array_decl_plugin::mk_store(unsigned arity, sort * const * domain) {
if (arity < 3) {
m_manager->raise_exception("store takes at least 3 arguments");
return 0;
return nullptr;
}
sort * s = domain[0];
unsigned num_parameters = s->get_num_parameters();
@ -275,7 +275,7 @@ func_decl * array_decl_plugin::mk_store(unsigned arity, sort * const * domain) {
if (!is_array_sort(s)) {
m_manager->raise_exception("store expects the first argument sort to be an array");
UNREACHABLE();
return 0;
return nullptr;
}
if (arity != num_parameters+1) {
std::ostringstream buffer;
@ -283,19 +283,19 @@ func_decl * array_decl_plugin::mk_store(unsigned arity, sort * const * domain) {
<< ", instead it was passed " << (arity - 1) << "arguments";
m_manager->raise_exception(buffer.str().c_str());
UNREACHABLE();
return 0;
return nullptr;
}
ptr_buffer<sort> new_domain; // we need this because of coercions.
new_domain.push_back(s);
for (unsigned i = 0; i < num_parameters; ++i) {
if (!parameters[i].is_ast() || !is_sort(parameters[i].get_ast())) {
m_manager->raise_exception("expecting sort parameter");
return 0;
return nullptr;
}
if (!m_manager->compatible_sorts(to_sort(parameters[i].get_ast()), domain[i+1])) {
m_manager->raise_exception("domain sort and parameter do not match");
UNREACHABLE();
return 0;
return nullptr;
}
new_domain.push_back(to_sort(parameters[i].get_ast()));
}
@ -307,13 +307,13 @@ func_decl * array_decl_plugin::mk_store(unsigned arity, sort * const * domain) {
func_decl * array_decl_plugin::mk_array_ext(unsigned arity, sort * const * domain, unsigned i) {
if (arity != 2 || domain[0] != domain[1]) {
UNREACHABLE();
return 0;
return nullptr;
}
sort * s = domain[0];
unsigned num_parameters = s->get_num_parameters();
if (num_parameters == 0 || i >= num_parameters - 1) {
UNREACHABLE();
return 0;
return nullptr;
}
sort * r = to_sort(s->get_parameter(i).get_ast());
parameter param(i);
@ -362,11 +362,11 @@ func_decl * array_decl_plugin::mk_set_union(unsigned arity, sort * const * domai
if (arity == 0) {
m_manager->raise_exception("union takes at least one argument");
return 0;
return nullptr;
}
sort * s = domain[0];
if (!check_set_arguments(arity, domain)) {
return 0;
return nullptr;
}
parameter param(s);
func_decl_info info(m_family_id, OP_SET_UNION, 1, &param);
@ -381,10 +381,10 @@ func_decl * array_decl_plugin::mk_set_intersect(unsigned arity, sort * const * d
if (arity == 0) {
m_manager->raise_exception("intersection takes at least one argument");
return 0;
return nullptr;
}
if (!check_set_arguments(arity, domain)) {
return 0;
return nullptr;
}
func_decl_info info(m_family_id, OP_SET_INTERSECT);
info.set_associative();
@ -397,10 +397,10 @@ func_decl * array_decl_plugin::mk_set_intersect(unsigned arity, sort * const * d
func_decl * array_decl_plugin::mk_set_difference(unsigned arity, sort * const * domain) {
if (arity != 2) {
m_manager->raise_exception("set difference takes precisely two arguments");
return 0;
return nullptr;
}
if (!check_set_arguments(arity, domain)) {
return 0;
return nullptr;
}
return m_manager->mk_func_decl(m_set_difference_sym, arity, domain, domain[0],
func_decl_info(m_family_id, OP_SET_DIFFERENCE));
@ -409,10 +409,10 @@ func_decl * array_decl_plugin::mk_set_difference(unsigned arity, sort * const *
func_decl * array_decl_plugin::mk_set_complement(unsigned arity, sort * const * domain) {
if (arity != 1) {
m_manager->raise_exception("set complement takes one argument");
return 0;
return nullptr;
}
if (!check_set_arguments(arity, domain)) {
return 0;
return nullptr;
}
return m_manager->mk_func_decl(m_set_complement_sym, arity, domain, domain[0],
func_decl_info(m_family_id, OP_SET_COMPLEMENT));
@ -421,10 +421,10 @@ func_decl * array_decl_plugin::mk_set_complement(unsigned arity, sort * const *
func_decl * array_decl_plugin::mk_set_subset(unsigned arity, sort * const * domain) {
if (arity != 2) {
m_manager->raise_exception("subset takes two arguments");
return 0;
return nullptr;
}
if (!check_set_arguments(arity, domain)) {
return 0;
return nullptr;
}
sort * bool_sort = m_manager->mk_bool_sort();
return m_manager->mk_func_decl(m_set_subset_sym, arity, domain, bool_sort,
@ -456,20 +456,20 @@ func_decl * array_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters
sort * s = to_sort(parameters[0].get_ast());
return mk_const(s, arity, domain);
}
else if (range != 0) {
else if (range != nullptr) {
return mk_const(range, arity, domain);
}
else {
m_manager->raise_exception("array operation requires one sort parameter (the array sort)");
UNREACHABLE();
return 0;
return nullptr;
}
}
case OP_ARRAY_MAP: {
if (num_parameters != 1 || !parameters[0].is_ast() || !is_func_decl(parameters[0].get_ast())) {
m_manager->raise_exception("array operation requires one function declaration parameter (the function to be mapped)");
UNREACHABLE();
return 0;
return nullptr;
}
func_decl * f = to_func_decl(parameters[0].get_ast());
return mk_map(f, arity, domain);
@ -480,7 +480,7 @@ func_decl * array_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters
}
if (num_parameters != 1 || !parameters[0].is_int()) {
UNREACHABLE();
return 0;
return nullptr;
}
return mk_array_ext(arity, domain, parameters[0].get_int());
case OP_ARRAY_DEFAULT:
@ -506,12 +506,12 @@ func_decl * array_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters
tout << "as-array-bug: " << to_func_decl(parameters[0].get_ast())->get_name() << " " << to_func_decl(parameters[0].get_ast())->get_arity() << std::endl;);
m_manager->raise_exception("as-array takes one parameter, a function declaration with arity greater than zero");
UNREACHABLE();
return 0;
return nullptr;
}
func_decl * f = to_func_decl(parameters[0].get_ast());
return mk_as_array(f);
}
default: return 0;
default: return nullptr;
}
}