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39 const irep_idt &
id = b.type().get_identifier();
40 if(
lookup(
id).base_name == base_name)
53 if(expr.
id()==ID_cpp_name)
55 else if(expr.
id()==
"cpp-this")
57 else if(expr.
id() == ID_pointer_to_member)
59 else if(expr.
id() == ID_new_object)
65 else if(expr.
id()==
"explicit-typecast")
67 else if(expr.
id()==
"explicit-constructor-call")
69 else if(expr.
id()==ID_code)
72 std::cerr <<
"E: " << expr.
pretty() <<
'\n';
73 std::cerr <<
"cpp_typecheckt::typecheck_expr_main got code\n";
77 else if(expr.
id()==ID_symbol)
81 std::cerr <<
"E: " << expr.
pretty() <<
'\n';
82 std::cerr <<
"cpp_typecheckt::typecheck_expr_main got symbol\n";
85 else if(expr.
id()==
"__is_base_of")
99 if(base.
id()!=ID_struct || deriv.
id()!=ID_struct)
112 else if(expr.
id()==ID_msc_uuidof)
117 expr.
set(ID_C_lvalue,
true);
119 else if(expr.
id()==ID_noexcept)
124 else if(expr.
id()==ID_initializer_list)
126 expr.
type().
id(ID_initializer_list);
147 error() <<
"error: lvalue to rvalue conversion" <<
eom;
158 error() <<
"error: array to pointer conversion" <<
eom;
169 error() <<
"error: function to pointer conversion" <<
eom;
180 error() <<
"error: lvalue to rvalue conversion" <<
eom;
191 error() <<
"error: array to pointer conversion" <<
eom;
202 error() <<
"error: function to pointer conversion" <<
eom;
207 if(expr.
op1().
get(ID_statement)==ID_throw &&
208 expr.
op2().
get(ID_statement)!=ID_throw)
210 else if(expr.
op2().
get(ID_statement)==ID_throw &&
211 expr.
op1().
get(ID_statement)!=ID_throw)
213 else if(expr.
op1().
type().
id()==ID_empty &&
219 error() <<
"error: bad types for operands" <<
eom;
251 else if(expr.
op1().
type().
id()==ID_array &&
272 error() <<
"error: types are incompatible.\n"
281 expr.
set(ID_C_lvalue,
true);
301 static_cast<const typet &
>(expr.
find(ID_type_arg));
303 if(type.
id()==ID_cpp_name)
315 if(symbol_expr.
id()!=ID_type)
321 else if(type.
id()==ID_array)
334 if(symbol_expr.
id()!=ID_type)
357 if(expr.
id()==ID_cpp_name)
359 else if(expr.
id()==ID_member)
364 else if(expr.
id()==ID_ptrmember)
372 std::string op_name=
"operator->";
380 {to_unary_expr(expr).op()},
406 typet t = it->type();
412 t.
id() == ID_struct || t.
id() == ID_union || t.
id() == ID_c_enum ||
413 t.
id() == ID_c_enum_tag || t.
id() == ID_struct_tag ||
414 t.
id() == ID_union_tag)
438 { ID_unary_minus,
"-" },
450 { ID_notequal,
"!=" },
451 { ID_dereference,
"*" },
452 { ID_ptrmember,
"->" },
463 else if(expr.
id()==ID_dereference &&
469 if(expr.
id()==
"explicit-typecast")
475 std::string op_name=std::string(
"operator")+
"("+
cpp_type2name(t)+
")";
481 bool found_in_struct=
false;
485 if(t0.
id()==ID_struct)
489 if(!c.get_bool(ID_from_base) && c.get_base_name() == op_name)
491 found_in_struct=
true;
500 exprt member(ID_member);
501 member.
add(ID_component_cpp_name) = cpp_name;
512 for(exprt::operandst::const_iterator
514 it!=(expr).operands().end();
516 function_call.
arguments().push_back(*it);
521 if(expr.
id()==ID_ptrmember)
530 expr.
swap(function_call);
540 if(expr.
id()==ID_dereference)
541 assert(!expr.
get_bool(ID_C_implicit));
543 std::string op_name=std::string(
"operator")+e->op_name;
585 exprt member(ID_member);
586 member.
add(ID_component_cpp_name) = cpp_name;
601 for(exprt::operandst::const_iterator
605 function_call.
arguments().push_back(*it);
638 function_call.
arguments().push_back(*it);
642 if(expr.
id()==ID_ptrmember)
667 error() <<
"address_of expects one operand" <<
eom;
676 error() <<
"expr not an lvalue" <<
eom;
680 if(op.
type().
id() == ID_code)
686 address.
set(ID_C_implicit,
true);
690 if(op.
id() == ID_address_of && op.
get_bool(ID_C_implicit))
696 if(!args.empty() && args.front().get_this())
700 op.
type().
add(ID_to_member) = symbol;
702 if(code_type.
get_bool(ID_C_is_virtual))
705 error() <<
"error: pointers to virtual methods"
706 <<
" are currently not implemented" <<
eom;
711 else if(op.
id() == ID_ptrmember &&
to_unary_expr(op).op().
id() ==
"cpp-this")
737 if(exception_type.
id() == ID_empty)
740 error() <<
"cannot throw void" <<
eom;
745 expr.
set(ID_exception_list,
754 if(expr.
type().
id()==ID_array)
763 bool size_is_unsigned=(size.
type().
id()==ID_unsignedbv);
768 expr.
set(ID_statement, ID_cpp_new_array);
783 expr.
set(ID_statement, ID_cpp_new);
790 object_expr.
set(ID_C_lvalue,
true);
795 exprt &initializer=
static_cast<exprt &
>(expr.
add(ID_initializer));
798 if(!initializer.
operands().empty() &&
799 expr.
get(ID_statement)==ID_cpp_new_array)
803 error() <<
"new with array type must not use initializer" <<
eom;
811 expr.
add(ID_initializer).
swap(code.value());
819 if(size_of_opt.has_value())
821 auto &sizeof_expr =
static_cast<exprt &
>(expr.
add(ID_sizeof));
822 sizeof_expr = size_of_opt.value();
831 if(src.
id()==ID_comma)
853 if(!new_expr.has_value())
874 if(expr.
type().
id()==ID_cpp_name)
885 if(symbol_expr.
id()==ID_type)
892 static_cast<const exprt &
>(
static_cast<const irept &
>(expr.
type())),
909 if(op.id() == ID_initializer_list)
918 exprt tmp(ID_compound_literal, expr.
type());
921 expr.
set(ID_C_lvalue,
true);
938 error() <<
"invalid explicit cast:\n"
939 <<
"operand type: '" <<
to_string(op.type()) <<
"'\n"
947 error() <<
"explicit typecast expects 0 or 1 operands" <<
eom;
958 expr.
id(
"explicit-typecast");
963 assert(expr.
type().
id()==ID_struct);
978 error() <<
"`this' is not allowed here" <<
eom;
986 assert(this_expr.
type().
id()==ID_pointer);
997 error() <<
"delete expects one operand" <<
eom;
1003 if(statement==ID_cpp_delete)
1006 else if(statement==ID_cpp_delete_array)
1017 error() <<
"delete takes a pointer type operand, but got '"
1033 new_object.
set(ID_C_lvalue,
true);
1039 if(destructor_code.has_value())
1043 expr.
set(ID_destructor, destructor_code.value());
1053 std::cout <<
"E: " << expr.pretty() <<
'\n';
1065 error() <<
"error: member operator expects one operand" <<
eom;
1080 op0.
type().
id() != ID_struct && op0.
type().
id() != ID_struct_tag)
1082 exprt tmp(ID_cpp_dummy_destructor);
1093 if(followed_op0_type.
id()!=ID_struct &&
1094 followed_op0_type.
id()!=ID_union)
1097 error() <<
"error: member operator requires struct/union type "
1098 <<
"on left hand side but got '" <<
to_string(followed_op0_type)
1109 error() <<
"error: member operator got incomplete type "
1110 <<
"on left hand side" <<
eom;
1134 if(symbol_expr.
id()==ID_dereference)
1136 assert(symbol_expr.
get_bool(ID_C_implicit));
1138 symbol_expr.
swap(tmp);
1141 assert(symbol_expr.
id()==ID_symbol ||
1142 symbol_expr.
id()==ID_member ||
1143 symbol_expr.
id()==ID_constant);
1149 if(symbol_expr.
id()==ID_symbol)
1152 symbol_expr.
type().
id() == ID_code &&
1156 error() <<
"error: member '"
1158 <<
"' is a constructor" <<
eom;
1170 error() <<
"error: '" << symbol_expr.
get(ID_identifier)
1171 <<
"' is not static member "
1180 else if(symbol_expr.
id()==ID_constant)
1186 const irep_idt component_name=symbol_expr.
get(ID_component_name);
1188 expr.
remove(ID_component_cpp_name);
1189 expr.
set(ID_component_name, component_name);
1192 const irep_idt &component_name=expr.
get(ID_component_name);
1193 INVARIANT(!component_name.
empty(),
"component name should not be empty");
1199 op0.
type().
id() == ID_struct || op0.
type().
id() == ID_union ||
1200 op0.
type().
id() == ID_struct_tag || op0.
type().
id() == ID_union_tag);
1212 error() <<
"error: member '" << component_name <<
"' of '"
1219 if(expr.
type().
id()==ID_code)
1222 symbol_tablet::symbolst::const_iterator it=
1227 if(it->second.value.id() == ID_cpp_not_typechecked)
1237 assert(expr.
id()==ID_ptrmember);
1242 error() <<
"error: ptrmember operator expects one operand" <<
eom;
1250 if(op.type().id() != ID_pointer)
1253 error() <<
"error: ptrmember operator requires pointer type "
1254 <<
"on left hand side, but got '" <<
to_string(op.type()) <<
"'"
1262 op.id(ID_dereference);
1263 op.add_to_operands(std::move(tmp));
1279 error() <<
"cast expressions expect one operand" <<
eom;
1289 f_op.
get_sub().front().get(ID_identifier);
1291 if(f_op.
get_sub().size()!=2 ||
1292 f_op.
get_sub()[1].id()!=ID_template_args)
1295 error() <<
id <<
" expects template argument" <<
eom;
1299 irept &template_arguments=f_op.
get_sub()[1].add(ID_arguments);
1301 if(template_arguments.
get_sub().size()!=1)
1304 error() <<
id <<
" expects one template argument" <<
eom;
1308 irept &template_arg=template_arguments.
get_sub().front();
1310 if(template_arg.
id() != ID_type && template_arg.
id() != ID_ambiguous)
1313 error() <<
id <<
" expects a type as template argument" <<
eom;
1318 template_arguments.
get_sub().front().add(ID_type));
1325 if(
id==ID_const_cast)
1330 error() <<
"type mismatch on const_cast:\n"
1336 else if(
id==ID_dynamic_cast)
1341 error() <<
"type mismatch on dynamic_cast:\n"
1347 else if(
id==ID_reinterpret_cast)
1352 error() <<
"type mismatch on reinterpret_cast:\n"
1358 else if(
id==ID_static_cast)
1363 error() <<
"type mismatch on static_cast:\n"
1372 expr.
swap(new_expr);
1382 if(expr.
get_sub().size()==1 &&
1383 expr.
get_sub()[0].id()==ID_name)
1389 identifier, fargs.
operands, source_location))
1391 expr = std::move(*gcc_polymorphic);
1396 for(std::size_t i=0; i<expr.
get_sub().size(); i++)
1398 if(expr.
get_sub()[i].id()==ID_cpp_name)
1405 typet name(ID_name);
1406 name.
set(ID_identifier, tmp);
1413 if(expr.
get_sub().size()>=1 &&
1414 expr.
get_sub().front().id()==ID_name)
1418 if(
id==ID_const_cast ||
1419 id==ID_dynamic_cast ||
1420 id==ID_reinterpret_cast ||
1423 expr.
id(ID_cast_expression);
1435 assert(symbol_expr.
id()!=ID_type);
1437 if(symbol_expr.
id()==ID_member)
1447 if(symbol_expr.
type().
id()!=ID_code)
1450 error() <<
"object missing" <<
eom;
1459 exprt ptrmem(ID_ptrmember);
1463 ptrmem.
add(ID_component_cpp_name)=expr;
1467 symbol_expr.
swap(ptrmem);
1476 if(expr.
id()==ID_symbol)
1488 tmp.
set(ID_C_implicit,
true);
1490 tmp.
set(ID_C_lvalue,
true);
1501 bool is_qualified=
false;
1506 if(expr.
function().
get(ID_component_cpp_name)==ID_cpp_name)
1525 if(expr.
function().
id() == ID_pod_constructor)
1537 exprt typecast(
"explicit-typecast");
1538 typecast.
type()=pod;
1543 expr.
swap(typecast);
1548 error() <<
"zero or one argument expected" <<
eom;
1554 else if(expr.
function().
id() == ID_cast_expression)
1562 else if(expr.
function().
id() == ID_cpp_dummy_destructor)
1578 const exprt &bound =
1584 error() <<
"pointer-to-member not bound" <<
eom;
1589 assert(bound.
type().
id()==ID_pointer);
1614 error() <<
"expecting code as argument" <<
eom;
1623 if(op0.
id()==ID_member || op0.
id()==ID_ptrmember)
1625 vtptr_member.
id(op0.
id());
1630 vtptr_member.
id(ID_ptrmember);
1631 exprt this_expr(
"cpp-this");
1649 vtptr_member.
set(ID_component_name, vtable_name);
1656 exprt vtentry_member(ID_ptrmember);
1658 vtentry_member.
set(ID_component_name, vtentry_component_name);
1661 assert(vtentry_member.
type().
id()==ID_pointer);
1666 vtentry_member.
swap(tmp);
1689 exprt member(ID_member);
1690 member.
add(ID_component_cpp_name)=cppname;
1702 error() <<
"function call expects function or function "
1703 <<
"pointer as argument, but got '"
1711 if(expr.
type().
id()==ID_constructor)
1718 assert(parameters.size()>=1);
1720 const typet &this_type=parameters[0].type();
1728 tmp_object_expr.
set(ID_C_lvalue,
true);
1729 tmp_object_expr.
set(ID_mode, ID_cpp);
1733 exprt new_object(ID_new_object, tmp_object_expr.
type());
1734 new_object.
set(ID_C_lvalue,
true);
1744 if(member.
get_bool(ID_C_not_accessible))
1747 tmp_object_expr.
set(ID_C_not_accessible,
true);
1748 tmp_object_expr.
set(ID_C_access, member.
get(ID_C_access));
1758 for(
const auto &c : components)
1760 const typet &type = c.type();
1763 !c.get_bool(ID_from_base) && type.
id() == ID_code &&
1778 tmp_object_expr.
add(ID_initializer)=new_code;
1779 expr.
swap(tmp_object_expr);
1797 !parameters.empty() && parameters.front().get_this() &&
1804 parameter.
type().
id() == ID_pointer,
1805 "`this' parameter should be a pointer");
1808 operand.
type().
id() != ID_pointer &&
1842 if(parameters.size()>expr.
arguments().size())
1846 for(; i<parameters.size(); i++)
1848 if(!parameters[i].has_default_value())
1851 const exprt &value=parameters[i].default_value();
1856 exprt::operandst::iterator arg_it=expr.
arguments().begin();
1857 for(
const auto ¶meter : parameters)
1859 if(parameter.get_bool(ID_C_call_by_value))
1863 if(arg_it->id()!=ID_temporary_object)
1869 arg_it->source_location(),
1870 parameter.type().subtype(),
1873 arg_it->swap(temporary);
1888 if(statement==ID_cpp_new ||
1889 statement==ID_cpp_new_array)
1893 else if(statement==ID_cpp_delete ||
1894 statement==ID_cpp_delete_array)
1898 else if(statement==ID_preincrement ||
1899 statement==ID_predecrement ||
1900 statement==ID_postincrement ||
1901 statement==ID_postdecrement)
1905 else if(statement==ID_throw)
1909 else if(statement==ID_temporary_object)
1939 const irept &template_type = tag_symbol.
type.
find(ID_C_template);
1940 const irept &template_args = tag_symbol.
type.
find(ID_C_template_arguments);
1946 std::cout <<
"MAP for " << symbol <<
":\n";
1964 assert(this_type.
id()==ID_pointer);
1965 this_type.
set(ID_C_reference,
true);
1966 this_type.
set(ID_C_this,
true);
1977 expr.
arguments().front().type().remove(ID_C_reference);
1991 symbol.
value.
id() == ID_cpp_not_typechecked &&
2003 error() <<
"assignment side effect expected to have two operands"
2017 if(type0.
id() == ID_struct_tag)
2024 expr.
set(ID_C_lvalue,
true);
2031 std::string strop=
"operator";
2035 if(statement==ID_assign)
2037 else if(statement==ID_assign_shl)
2039 else if(statement==ID_assign_shr)
2041 else if(statement==ID_assign_plus)
2043 else if(statement==ID_assign_minus)
2045 else if(statement==ID_assign_mult)
2047 else if(statement==ID_assign_div)
2049 else if(statement==ID_assign_bitand)
2051 else if(statement==ID_assign_bitor)
2053 else if(statement==ID_assign_bitxor)
2058 error() <<
"bad assignment operator '" << statement <<
"'" <<
eom;
2065 exprt member(ID_member);
2066 member.
set(ID_component_cpp_name, cpp_name);
2087 <<
" expected to have one operand" <<
eom;
2095 const typet &tmp_type = op.type();
2098 tmp_type.
id()==ID_pointer)
2107 std::string str_op=
"operator";
2110 if(expr.
get(ID_statement)==ID_preincrement)
2112 else if(expr.
get(ID_statement)==ID_predecrement)
2114 else if(expr.
get(ID_statement)==ID_postincrement)
2119 else if(expr.
get(ID_statement)==ID_postdecrement)
2134 exprt member(ID_member);
2135 member.
set(ID_component_cpp_name, cpp_name);
2147 expr.
swap(new_expr);
2155 error() <<
"unary operator * expects one operand" <<
eom;
2165 error() <<
"pointer-to-member must use "
2166 <<
"the .* or ->* operators" <<
eom;
2181 if(op1.type().id() != ID_pointer || op1.type().find(ID_to_member).is_nil())
2184 error() <<
"pointer-to-member expected" <<
eom;
2188 typet t0 = op0.type().
id() == ID_pointer ? op0.type().subtype() : op0.type();
2190 typet t1((
const typet &)op1.type().find(ID_to_member));
2195 if(t0.
id()!=ID_struct)
2198 error() <<
"pointer-to-member type error" <<
eom;
2208 error() <<
"pointer-to-member type error" <<
eom;
2214 if(op0.type().id() != ID_pointer)
2216 if(op0.id() == ID_dereference)
2223 op0.get_bool(ID_C_lvalue),
2224 "pointer-to-member must have lvalue operand");
2230 tmp.
type().
set(ID_C_bound, op0);
2237 if(expr.
id()==ID_symbol)
2240 symbol_tablet::symbolst::const_iterator it=
2245 if(it->second.value.id() == ID_cpp_not_typechecked)
2254 bool override_constantness = expr.
get_bool(ID_C_override_constantness);
2261 if(expr.
id()==ID_cpp_name)
2269 if(override_constantness)
2270 expr.
type().
set(ID_C_constant,
false);
2283 if(expr.
id()!=
"explicit-typecast")
2291 expr.
type().
id() == ID_cpp_name &&
2293 (op0_id == ID_unary_plus || op0_id == ID_unary_minus ||
2294 op0_id == ID_address_of || op0_id == ID_dereference))
2296 exprt resolve_result=
2302 if(resolve_result.
id()!=ID_type)
2306 exprt new_binary_expr;
2308 new_binary_expr.
operands().resize(2);
2314 if(op0_id==ID_unary_plus)
2315 new_binary_expr.
id(ID_plus);
2316 else if(op0_id==ID_unary_minus)
2317 new_binary_expr.
id(ID_minus);
2318 else if(op0_id==ID_address_of)
2319 new_binary_expr.
id(ID_bitand);
2320 else if(op0_id==ID_dereference)
2321 new_binary_expr.
id(ID_mult);
2325 expr.
swap(new_binary_expr);
2335 error() <<
"operator '" << expr.
id() <<
"' expects two operands" <<
eom;
2355 error() <<
"comma operator expects two operands" <<
eom;
2361 if(op0_type.id() == ID_struct || op0_type.id() == ID_struct_tag)
virtual void do_initializer(exprt &initializer, const typet &type, bool force_constant)
virtual void read(const typet &src) override
void copy_to_operands(const exprt &expr)
Copy the given argument to the end of exprt's operands.
#define UNREACHABLE
This should be used to mark dead code.
const componentst & components() const
virtual void typecheck_expr_side_effect(side_effect_exprt &expr)
dstringt has one field, an unsigned integer no which is an index into a static table of strings.
irep_idt class_identifier
const unary_exprt & to_unary_expr(const exprt &expr)
Cast an exprt to a unary_exprt.
const typet & subtype() const
side_effect_expr_function_callt & to_side_effect_expr_function_call(exprt &expr)
void typecheck_expr_side_effect(side_effect_exprt &) override
void elaborate_class_template(const typet &type)
elaborate class template instances
void typecheck_expr_dereference(exprt &) override
bool is_number(const typet &type)
Returns true if the type is a rational, real, integer, natural, complex, unsignedbv,...
void typecheck_expr_trinary(if_exprt &) override
void convert_pmop(exprt &expr)
const componentt & get_component(const irep_idt &component_name) const
Get the reference to a component with given name.
void typecheck_expr_explicit_constructor_call(exprt &)
const struct_typet & to_struct_type(const typet &type)
Cast a typet to a struct_typet.
void typecheck_expr_cpp_name(exprt &, const cpp_typecheck_fargst &)
void typecheck_expr_typecast(exprt &) override
const struct_union_typet & to_struct_union_type(const typet &type)
Cast a typet to a struct_union_typet.
const dereference_exprt & to_dereference_expr(const exprt &expr)
Cast an exprt to a dereference_exprt.
virtual exprt do_special_functions(side_effect_expr_function_callt &expr)
The type of an expression, extends irept.
std::vector< parametert > parameterst
bool operator_is_overloaded(exprt &)
std::string pretty(unsigned indent=0, unsigned max_indent=0) const
const class_typet & to_class_type(const typet &type)
Cast a typet to a class_typet.
bool reinterpret_typecast(const exprt &expr, const typet &type, exprt &new_expr, bool check_constantness=true)
Base type for structs and unions.
typet type
Type of symbol.
Operator to dereference a pointer.
void typecheck_side_effect_assignment(side_effect_exprt &) override
A side_effect_exprt representation of a function call side effect.
The trinary if-then-else operator.
irept & add(const irep_namet &name)
bool has_base(const irep_idt &id) const
Test whether id is a base class/struct.
exprt::operandst operands
virtual void typecheck_function_call_arguments(side_effect_expr_function_callt &expr)
Typecheck the parameters in a function call expression, and where necessary, make implicit casts arou...
const irept & find(const irep_namet &name) const
void new_temporary(const source_locationt &source_location, const typet &, const exprt::operandst &ops, exprt &temporary)
bool standard_conversion_lvalue_to_rvalue(const exprt &expr, exprt &new_expr) const
Lvalue-to-rvalue conversion.
const symbolt & lookup(const irep_idt &name) const
Lookup a symbol in the namespace.
void typecheck_expr_member(exprt &) override
Base class for all expressions.
bool is_destructor() const
std::vector< componentt > componentst
optionalt< codet > cpp_constructor(const source_locationt &source_location, const exprt &object, const exprt::operandst &operands)
irep_idt base_name
Base (non-scoped) name.
A struct tag type, i.e., struct_typet with an identifier.
virtual void typecheck_expr_address_of(exprt &expr)
auto component(T &struct_expr, const irep_idt &name, const namespacet &ns) -> decltype(struct_expr.op0())
void typecheck_side_effect_inc_dec(side_effect_exprt &)
bool overloadable(const exprt &)
void zero_initializer(const exprt &object, const typet &type, const source_locationt &source_location, exprt::operandst &ops)
virtual void typecheck_expr_binary_arithmetic(exprt &expr)
struct configt::ansi_ct ansi_c
virtual bool is_subset_of(const qualifierst &other) const override
static exprt collect_comma_expression(const exprt &src)
bitvector_typet index_type()
void typecheck_expr_delete(exprt &)
bool standard_conversion_array_to_pointer(const exprt &expr, exprt &new_expr) const
Array-to-pointer conversion.
C++ Language Type Checking.
void typecheck_expr_function_identifier(exprt &) override
const binary_exprt & to_binary_expr(const exprt &expr)
Cast an exprt to a binary_exprt.
virtual void typecheck_expr_operands(exprt &expr)
const exprt & size() const
bool cpp_is_pod(const typet &type) const
typet & type()
Return the type of the expression.
void typecheck_type(typet &) override
bool get_bool(const irep_namet &name) const
void typecheck_expr_sizeof(exprt &) override
void typecheck_function_expr(exprt &, const cpp_typecheck_fargst &)
const code_typet & to_code_type(const typet &type)
Cast a typet to a code_typet.
virtual void typecheck_expr_rel(binary_relation_exprt &expr)
Expression Initialization.
void typecheck_side_effect_function_call(side_effect_expr_function_callt &) override
signedbv_typet signed_int_type()
void add_method_body(symbolt *_method_symbol)
static void make_already_typechecked(exprt &expr)
#define DATA_INVARIANT(CONDITION, REASON)
This condition should be used to document that assumptions that are made on goto_functions,...
symbolt & get_writeable_ref(const irep_idt &name)
Find a symbol in the symbol table for read-write access.
irept cpp_exception_list(const typet &src, const namespacet &ns)
turns a type into a list of relevant exception IDs
void add_implicit_dereference(exprt &)
cpp_scopet & current_scope()
const exprt & compound() const
source_locationt source_location
virtual void typecheck_expr_function_identifier(exprt &expr)
#define forall_operands(it, expr)
void print(std::ostream &out) const
std::string type2cpp(const typet &type, const namespacet &ns)
virtual void typecheck_expr_dereference(exprt &expr)
#define PRECONDITION(CONDITION)
const source_locationt & find_source_location() const
Get a source_locationt from the expression or from its operands (non-recursively).
symbol_exprt cpp_symbol_expr(const symbolt &symbol)
void typecheck_expr_explicit_typecast(exprt &)
void typecheck_expr_rel(binary_relation_exprt &) override
API to expression classes for Pointers.
void typecheck_function_call_arguments(side_effect_expr_function_callt &) override
const basest & bases() const
Get the collection of base classes/structs.
virtual optionalt< symbol_exprt > typecheck_gcc_polymorphic_builtin(const irep_idt &identifier, const exprt::operandst &arguments, const source_locationt &source_location)
symbol_tablet & symbol_table
pointer_typet pointer_type(const typet &subtype)
void typecheck_cast_expr(exprt &)
const symbol_exprt & to_symbol_expr(const exprt &expr)
Cast an exprt to a symbol_exprt.
bool subtype_typecast(const struct_typet &from, const struct_typet &to) const
const irep_idt & id() const
bool standard_conversion_function_to_pointer(const exprt &expr, exprt &new_expr) const
Function-to-pointer conversion.
void remove(const irep_namet &name)
void add_object(const exprt &expr)
bool get_component(const source_locationt &source_location, const exprt &object, const irep_idt &component_name, exprt &member)
The Boolean constant false.
void typecheck_expr_throw(exprt &)
const parameterst & parameters() const
source_locationt & add_source_location()
virtual void typecheck_side_effect_assignment(side_effect_exprt &expr)
bool static_typecast(const exprt &expr, const typet &type, exprt &new_expr, bool check_constantness=true)
C++ Language Type Checking.
bool is_qualified() const
const irep_idt & get_statement() const
virtual void typecheck_expr(exprt &expr)
void typecheck_expr_main(exprt &) override
Called after the operands are done.
reference_typet reference_type(const typet &subtype)
const std::string & get_string(const irep_namet &name) const
void typecheck_expr(exprt &) override
void typecheck_expr_comma(exprt &) override
exprt value
Initial value of symbol.
bool is_reference(const typet &type)
Returns true if the type is a reference.
Structure type, corresponds to C style structs.
void typecheck_expr_new(exprt &)
const source_locationt & source_location() const
bool const_typecast(const exprt &expr, const typet &type, exprt &new_expr)
virtual void typecheck_expr_main(exprt &expr)
void typecheck_code(codet &) override
Base class of fixed-width bit-vector types.
std::string cpp_type2name(const typet &type)
const typet & follow(const typet &) const
Resolve type symbol to the type it points to.
const irep_idt & get(const irep_namet &name) const
struct operator_entryt operators[]
void set(const irep_namet &name, const irep_idt &value)
const exprt & as_expr() const
exprt::operandst & arguments()
void typecheck_expr_this(exprt &)
const symbolst & symbols
Read-only field, used to look up symbols given their names.
A base class for relations, i.e., binary predicates whose two operands have the same type.
void typecheck_expr_index(exprt &) override
void implicit_typecast(exprt &expr, const typet &type) override
const array_typet & to_array_type(const typet &type)
Cast a typet to an array_typet.
void add_to_operands(const exprt &expr)
Add the given argument to the end of exprt's operands.
void typecheck_expr_binary_arithmetic(exprt &) override
bool find_parent(const symbolt &symb, const irep_idt &base_name, irep_idt &identifier)
const typet & return_type() const
optionalt< exprt > size_of_expr(const typet &type, const namespacet &ns)
bool implicit_conversion_sequence(const exprt &expr, const typet &type, exprt &new_expr, unsigned &rank)
implicit conversion sequence
bool dynamic_typecast(const exprt &expr, const typet &type, exprt &new_expr)
const member_exprt & to_member_expr(const exprt &expr)
Cast an exprt to a member_exprt.
There are a large number of kinds of tree structured or tree-like data in CPROVER.
std::string to_string(const typet &) override
const address_of_exprt & to_address_of_expr(const exprt &expr)
Cast an exprt to an address_of_exprt.
void build(const template_typet &template_type, const cpp_template_args_tct &template_args)
Operator to return the address of an object.
#define INVARIANT(CONDITION, REASON)
This macro uses the wrapper function 'invariant_violated_string'.
source_locationt & add_source_location()
Semantic type conversion.
The pointer type These are both 'bitvector_typet' (they have a width) and 'type_with_subtypet' (they ...
void explicit_typecast_ambiguity(exprt &)
optionalt< codet > cpp_destructor(const source_locationt &source_location, const exprt &object)
The Boolean constant true.
exprt resolve(const cpp_namet &cpp_name, const cpp_typecheck_resolvet::wantt want, const cpp_typecheck_fargst &fargs, bool fail_with_exception=true)
template_mapt template_map
void typecheck_method_application(side_effect_expr_function_callt &)
virtual void typecheck_expr_sizeof(exprt &expr)
const multi_ary_exprt & to_multi_ary_expr(const exprt &expr)
Cast an exprt to a multi_ary_exprt.
void typecheck_expr_address_of(exprt &) override
const source_locationt & source_location() const
bool is_incomplete() const
A struct/union may be incomplete.
irep_idt name
The unique identifier.
cpp_scopet & set_scope(const irep_idt &identifier)
An expression containing a side effect.
void typecheck_expr_ptrmember(exprt &) override
virtual void typecheck_expr_index(exprt &expr)
cpp_namet & to_cpp_name(irept &cpp_name)
codet representation of an expression statement.
virtual void typecheck_expr_comma(exprt &expr)