38 if(
lookup(bit->find(ID_type).get(ID_identifier)).base_name == base_name)
40 identifier=bit->find(ID_type).get(ID_identifier);
51 if(expr.
id()==ID_cpp_name)
53 else if(expr.
id()==
"cpp-this")
55 else if(expr.
id()==
"pointer-to-member")
57 else if(expr.
id()==
"new_object")
63 else if(expr.
id()==
"explicit-typecast")
65 else if(expr.
id()==
"explicit-constructor-call")
70 std::cerr <<
"E: " << expr.
pretty() <<
'\n';
71 std::cerr <<
"cpp_typecheckt::typecheck_expr_main got nil\n";
75 else if(expr.
id()==ID_code)
78 std::cerr <<
"E: " << expr.
pretty() <<
'\n';
79 std::cerr <<
"cpp_typecheckt::typecheck_expr_main got code\n";
83 else if(expr.
id()==ID_symbol)
87 std::cerr <<
"E: " << expr.
pretty() <<
'\n';
88 std::cerr <<
"cpp_typecheckt::typecheck_expr_main got symbol\n";
91 else if(expr.
id()==
"__is_base_of")
105 if(base.
id()!=ID_struct || deriv.
id()!=ID_struct)
118 else if(expr.
id()==ID_msc_uuidof)
124 expr.
set(ID_C_lvalue,
true);
126 else if(expr.
id()==ID_noexcept)
131 else if(expr.
id()==ID_initializer_list)
133 expr.
type().
id(ID_initializer_list);
154 error() <<
"error: lvalue to rvalue conversion" <<
eom;
165 error() <<
"error: array to pointer conversion" <<
eom;
176 error() <<
"error: function to pointer conversion" <<
eom;
187 error() <<
"error: lvalue to rvalue conversion" <<
eom;
198 error() <<
"error: array to pointer conversion" <<
eom;
209 error() <<
"error: function to pointer conversion" <<
eom;
214 if(expr.
op1().
get(ID_statement)==ID_throw &&
215 expr.
op2().
get(ID_statement)!=ID_throw)
217 else if(expr.
op2().
get(ID_statement)==ID_throw &&
218 expr.
op1().
get(ID_statement)!=ID_throw)
220 else if(expr.
op1().
type().
id()==ID_empty &&
226 error() <<
"error: bad types for operands" <<
eom;
258 else if(expr.
op1().
type().
id()==ID_array &&
285 error() <<
"error: types are incompatible.\n" 295 expr.
set(ID_C_lvalue,
true);
315 static_cast<const typet &
>(expr.
find(ID_type_arg));
317 if(type.
id()==ID_cpp_name)
329 if(symbol_expr.
id()!=ID_type)
335 else if(type.
id()==ID_array)
348 if(symbol_expr.
id()!=ID_type)
371 if(expr.
id()==ID_cpp_name)
373 else if(expr.
id()==ID_member)
378 else if(expr.
id()==ID_ptrmember)
386 std::string op_name=
"operator->";
396 cpp_name.
get_sub().back().set(ID_identifier, op_name);
397 cpp_name.
get_sub().back().add(ID_C_source_location)=
401 static_cast<const exprt &
>(
402 static_cast<const irept &
>(cpp_name));
408 exprt tmp(
"already_typechecked");
410 function_call.
swap(tmp);
412 expr.
op0().
swap(function_call);
434 if(t.
id()==ID_struct ||
436 t.
id()==ID_c_enum || t.
id() == ID_c_enum_tag)
458 { ID_unary_minus,
"-" },
470 { ID_notequal,
"!=" },
471 { ID_dereference,
"*" },
472 { ID_ptrmember,
"->" },
483 else if(expr.
id()==ID_dereference &&
489 if(expr.
id()==
"explicit-typecast")
495 std::string op_name=std::string(
"operator")+
"("+
cpp_type2name(t)+
")";
504 cpp_name.
get_sub().back().set(ID_identifier, op_name);
508 bool found_in_struct=
false;
512 if(t0.id()==ID_struct)
520 for(struct_typet::componentst::const_iterator
521 it=components.begin();
522 it!=components.end();
525 if(!it->get_bool(ID_from_base) &&
526 it->get(ID_base_name) == op_name)
528 found_in_struct=
true;
538 exprt member(ID_member);
539 member.
add(ID_component_cpp_name)= cpp_name;
541 exprt tmp(
"already_typechecked");
550 for(exprt::operandst::const_iterator
552 it!=(expr).operands().end();
554 function_call.
arguments().push_back(*it);
559 if(expr.
id()==ID_ptrmember)
562 exprt tmp(
"already_typechecked");
569 expr.
swap(function_call);
578 if(expr.
id()==ID_dereference)
579 assert(!expr.
get_bool(ID_C_implicit));
581 std::string op_name=std::string(
"operator")+e->op_name;
586 cpp_name.
get_sub().back().set(ID_identifier, op_name);
587 cpp_name.
get_sub().back().add(ID_C_source_location)=
630 exprt member(ID_member);
631 member.
add(ID_component_cpp_name)=cpp_name;
633 exprt tmp(
"already_typechecked");
643 for(exprt::operandst::const_iterator
647 function_call.
arguments().push_back(*it);
672 static_cast<const exprt &
>(
673 static_cast<const irept &
>(cpp_name));
677 function_call.
arguments().push_back(*it);
681 if(expr.
id()==ID_ptrmember)
684 exprt tmp(
"already_typechecked");
706 error() <<
"address_of expects one operand" <<
eom;
715 error() <<
"expr not an lvalue" <<
eom;
722 assert(expr.
op0().
id()==ID_member);
725 address.
set(ID_C_implicit,
true);
729 if(expr.
op0().
id()==ID_address_of &&
736 if(args.size() > 0 && args[0].get(ID_C_base_name)==ID_this)
742 if(code_type.
get_bool(ID_C_is_virtual))
745 error() <<
"error: pointers to virtual methods" 746 <<
" are currently not implemented" <<
eom;
752 expr.
op0().
id() == ID_ptrmember && expr.
op0().
op0().
id() ==
"cpp-this")
779 if(
follow(exception_type).
id()==ID_empty)
782 error() <<
"cannot throw void" <<
eom;
787 expr.
set(ID_exception_list,
796 if(expr.
type().
id()==ID_array)
805 bool size_is_unsigned=(size.type().id()==ID_unsignedbv);
806 typet integer_type(size_is_unsigned?ID_unsignedbv:ID_signedbv);
810 expr.
set(ID_statement, ID_cpp_new_array);
825 expr.
set(ID_statement, ID_cpp_new);
832 object_expr.
set(ID_C_lvalue,
true);
835 exprt tmp(
"already_typechecked");
837 object_expr.swap(tmp);
841 exprt &initializer=
static_cast<exprt &
>(expr.
add(ID_initializer));
844 if(!initializer.
operands().empty() &&
845 expr.
get(ID_statement)==ID_cpp_new_array)
848 error() <<
"new with array type must not use initializer" <<
eom;
858 expr.
add(ID_initializer).
swap(code);
863 exprt &sizeof_expr=
static_cast<exprt &
>(expr.
add(ID_sizeof));
872 if(src.
id()==ID_comma)
910 if(expr.
type().
id()==ID_cpp_name)
921 if(symbol_expr.
id()==ID_type)
945 if(expr.
op0().
id()==ID_initializer_list)
954 exprt tmp(ID_compound_literal, expr.
type());
957 expr.
set(ID_C_lvalue,
true);
973 error() <<
"invalid explicit cast:\n" 984 error() <<
"explicit typecast expects 0 or 1 operands" <<
eom;
995 expr.
id(
"explicit-typecast");
1000 assert(expr.
type().
id()==ID_struct);
1015 error() <<
"`this' is not allowed here" <<
eom;
1023 assert(this_expr.
type().
id()==ID_pointer);
1034 error() <<
"delete expects one operand" <<
eom;
1040 if(statement==ID_cpp_delete)
1043 else if(statement==ID_cpp_delete_array)
1054 error() <<
"delete takes a pointer type operand, but got `" 1070 new_object.
set(ID_C_lvalue,
true);
1083 expr.
set(ID_destructor, destructor_code);
1090 std::cout <<
"E: " << expr.
pretty() <<
'\n';
1102 error() <<
"error: member operator expects one operand" <<
eom;
1118 exprt tmp(
"cpp_dummy_destructor");
1129 if(followed_op0_type.id()==ID_incomplete_struct ||
1130 followed_op0_type.id()==ID_incomplete_union)
1133 error() <<
"error: member operator got incomplete type " 1134 <<
"on left hand side" <<
eom;
1138 if(followed_op0_type.id()!=ID_struct &&
1139 followed_op0_type.id()!=ID_union)
1142 error() <<
"error: member operator requires struct/union type " 1143 <<
"on left hand side but got `" 1171 if(symbol_expr.
id()==ID_dereference)
1173 assert(symbol_expr.
get_bool(ID_C_implicit));
1175 symbol_expr.
swap(tmp);
1178 assert(symbol_expr.
id()==ID_symbol ||
1179 symbol_expr.
id()==ID_member ||
1180 symbol_expr.
id()==ID_constant);
1186 if(symbol_expr.
id()==ID_symbol)
1188 if(symbol_expr.
type().
id()==ID_code &&
1189 symbol_expr.
type().
get(ID_return_type)==ID_constructor)
1192 error() <<
"error: member `" 1193 <<
lookup(symbol_expr.
get(ID_identifier)).base_name
1194 <<
"' is a constructor" <<
eom;
1206 error() <<
"error: `" 1207 << symbol_expr.
get(ID_identifier)
1208 <<
"' is not static member " 1209 <<
"of class `" <<
to_string(type) <<
"'" 1218 else if(symbol_expr.
id()==ID_constant)
1224 const irep_idt component_name=symbol_expr.
get(ID_component_name);
1226 expr.
remove(ID_component_cpp_name);
1227 expr.
set(ID_component_name, component_name);
1230 const irep_idt &component_name=expr.
get(ID_component_name);
1232 assert(component_name!=
"");
1253 error() <<
"error: member `" << component_name
1255 <<
"' not found" <<
eom;
1261 if(expr.
type().
id()==ID_code)
1264 symbol_tablet::symbolst::const_iterator it=
1269 if(it->second.value.id()==
"cpp_not_typechecked")
1278 assert(expr.
id()==ID_ptrmember);
1283 error() <<
"error: ptrmember operator expects one operand" <<
eom;
1292 error() <<
"error: ptrmember operator requires pointer type " 1293 <<
"on left hand side, but got `" 1303 op.
id(ID_dereference);
1320 error() <<
"cast expressions expect one operand" <<
eom;
1330 f_op.
get_sub().front().get(ID_identifier);
1332 if(f_op.
get_sub().size()!=2 ||
1333 f_op.
get_sub()[1].id()!=ID_template_args)
1336 error() <<
id <<
" expects template argument" <<
eom;
1340 irept &template_arguments=f_op.
get_sub()[1].add(ID_arguments);
1342 if(template_arguments.
get_sub().size()!=1)
1345 error() <<
id <<
" expects one template argument" <<
eom;
1349 irept &template_arg=template_arguments.
get_sub().front();
1351 if(template_arg.
id()!=ID_type &&
1352 template_arg.
id()!=
"ambiguous")
1355 error() <<
id <<
" expects a type as template argument" <<
eom;
1360 template_arguments.
get_sub().front().add(ID_type));
1367 if(
id==ID_const_cast)
1372 error() <<
"type mismatch on const_cast:\n" 1379 else if(
id==ID_dynamic_cast)
1384 error() <<
"type mismatch on dynamic_cast:\n" 1391 else if(
id==ID_reinterpret_cast)
1396 error() <<
"type mismatch on reinterpret_cast:\n" 1403 else if(
id==ID_static_cast)
1408 error() <<
"type mismatch on static_cast:\n" 1418 expr.
swap(new_expr);
1428 if(expr.
get_sub().size()==1 &&
1429 expr.
get_sub()[0].id()==ID_name)
1433 if(identifier==
"__sync_fetch_and_add" ||
1434 identifier==
"__sync_fetch_and_sub" ||
1435 identifier==
"__sync_fetch_and_or" ||
1436 identifier==
"__sync_fetch_and_and" ||
1437 identifier==
"__sync_fetch_and_xor" ||
1438 identifier==
"__sync_fetch_and_nand" ||
1439 identifier==
"__sync_add_and_fetch" ||
1440 identifier==
"__sync_sub_and_fetch" ||
1441 identifier==
"__sync_or_and_fetch" ||
1442 identifier==
"__sync_and_and_fetch" ||
1443 identifier==
"__sync_xor_and_fetch" ||
1444 identifier==
"__sync_nand_and_fetch" ||
1445 identifier==
"__sync_val_compare_and_swap" ||
1446 identifier==
"__sync_lock_test_and_set" ||
1447 identifier==
"__sync_lock_release")
1456 error() <<
"__sync_* primitives take as least one argument" 1463 if(ptr_arg.
type().
id()!=ID_pointer)
1466 error() <<
"__sync_* primitives take a pointer as first argument" 1472 result.add_source_location()=source_location;
1473 result.set_identifier(identifier);
1481 else if(identifier==
"__atomic_load_n")
1490 error() << identifier <<
" expects two arguments" <<
eom;
1496 if(ptr_arg.
type().
id()!=ID_pointer)
1499 error() << identifier <<
" takes a pointer as first argument" 1505 result.add_source_location()=source_location;
1506 result.set_identifier(identifier);
1515 else if(identifier==
"__atomic_store_n")
1524 error() << identifier <<
" expects three arguments" <<
eom;
1530 if(ptr_arg.
type().
id()!=ID_pointer)
1533 error() << identifier <<
" takes a pointer as first argument" 1539 result.add_source_location()=source_location;
1540 result.set_identifier(identifier);
1550 else if(identifier==
"__atomic_exchange_n")
1559 error() << identifier <<
" expects three arguments" <<
eom;
1565 if(ptr_arg.
type().
id()!=ID_pointer)
1568 error() << identifier <<
" takes a pointer as first argument" 1574 result.add_source_location()=source_location;
1575 result.set_identifier(identifier);
1585 else if(identifier==
"__atomic_load" ||
1586 identifier==
"__atomic_store")
1594 error() << identifier <<
" expects three arguments" <<
eom;
1598 if(fargs.
operands[0].type().id()!=ID_pointer)
1601 error() << identifier <<
" takes a pointer as first argument" 1606 if(fargs.
operands[1].type().id()!=ID_pointer)
1609 error() << identifier <<
" takes a pointer as second argument" 1617 result.add_source_location()=source_location;
1618 result.set_identifier(identifier);
1628 else if(identifier==
"__atomic_exchange")
1635 error() << identifier <<
" expects four arguments" <<
eom;
1639 if(fargs.
operands[0].type().id()!=ID_pointer)
1642 error() << identifier <<
" takes a pointer as first argument" 1647 if(fargs.
operands[1].type().id()!=ID_pointer)
1650 error() << identifier <<
" takes a pointer as second argument" 1655 if(fargs.
operands[2].type().id()!=ID_pointer)
1658 error() << identifier <<
" takes a pointer as third argument" 1666 result.add_source_location()=source_location;
1667 result.set_identifier(identifier);
1678 else if(identifier==
"__atomic_compare_exchange_n" ||
1679 identifier==
"__atomic_compare_exchange")
1689 error() << identifier <<
" expects six arguments" <<
eom;
1693 if(fargs.
operands[0].type().id()!=ID_pointer)
1696 error() << identifier <<
" takes a pointer as first argument" 1701 if(fargs.
operands[1].type().id()!=ID_pointer)
1704 error() << identifier <<
" takes a pointer as second argument" 1709 if(identifier==
"__atomic_compare_exchange" &&
1710 fargs.
operands[2].type().id()!=ID_pointer)
1713 error() << identifier <<
" takes a pointer as third argument" 1721 result.add_source_location()=source_location;
1722 result.set_identifier(identifier);
1727 if(identifier==
"__atomic_compare_exchange")
1740 else if(identifier==
"__atomic_add_fetch" ||
1741 identifier==
"__atomic_sub_fetch" ||
1742 identifier==
"__atomic_and_fetch" ||
1743 identifier==
"__atomic_xor_fetch" ||
1744 identifier==
"__atomic_or_fetch" ||
1745 identifier==
"__atomic_nand_fetch")
1750 error() <<
"__atomic_*_fetch primitives take three arguments" 1757 if(ptr_arg.
type().
id()!=ID_pointer)
1760 error() <<
"__atomic_*_fetch primitives take pointer as first argument" 1766 result.add_source_location()=source_location;
1767 result.set_identifier(identifier);
1775 else if(identifier==
"__atomic_fetch_add" ||
1776 identifier==
"__atomic_fetch_sub" ||
1777 identifier==
"__atomic_fetch_and" ||
1778 identifier==
"__atomic_fetch_xor" ||
1779 identifier==
"__atomic_fetch_or" ||
1780 identifier==
"__atomic_fetch_nand")
1785 error() <<
"__atomic_fetch_* primitives take three arguments" 1792 if(ptr_arg.
type().
id()!=ID_pointer)
1795 error() <<
"__atomic_fetch_* primitives take pointer as first argument" 1801 result.add_source_location()=source_location;
1802 result.set_identifier(identifier);
1810 else if(identifier==
"__atomic_test_and_set")
1813 else if(identifier==
"__atomic_clear")
1816 else if(identifier==
"__atomic_thread_fence")
1819 else if(identifier==
"__atomic_signal_fence")
1822 else if(identifier==
"__atomic_always_lock_free")
1825 else if(identifier==
"__atomic_is_lock_free")
1830 for(std::size_t i=0; i<expr.
get_sub().size(); i++)
1832 if(expr.
get_sub()[i].id()==ID_cpp_name)
1839 typet name(ID_name);
1840 name.
set(ID_identifier, tmp);
1847 if(expr.
get_sub().size()>=1 &&
1848 expr.
get_sub().front().id()==ID_name)
1852 if(
id==ID_const_cast ||
1853 id==ID_dynamic_cast ||
1854 id==ID_reinterpret_cast ||
1857 expr.
id(
"cast_expression");
1869 assert(symbol_expr.
id()!=ID_type);
1871 if(symbol_expr.
id()==ID_member)
1873 if(symbol_expr.
operands().empty() ||
1876 if(symbol_expr.
type().
get(ID_return_type)!=ID_constructor)
1880 if(symbol_expr.
type().
id()!=ID_code)
1883 error() <<
"object missing" <<
eom;
1892 exprt ptrmem(ID_ptrmember);
1896 ptrmem.
add(ID_component_cpp_name)=expr;
1900 symbol_expr.
swap(ptrmem);
1909 if(expr.
id()==ID_symbol)
1921 tmp.
set(ID_C_implicit,
true);
1923 tmp.
set(ID_C_lvalue,
true);
1934 bool is_qualified=
false;
1939 if(expr.
function().
get(ID_component_cpp_name)==ID_cpp_name)
1972 tmp_object_expr.
set(ID_C_lvalue,
true);
1973 tmp_object_expr.
set(ID_mode, ID_cpp);
1975 expr.
swap(tmp_object_expr);
1979 exprt typecast(
"explicit-typecast");
1980 typecast.
type()=pod;
1984 expr.
swap(typecast);
1989 error() <<
"zero or one argument expected" <<
eom;
1995 else if(expr.
function().
id()==
"cast_expression")
2003 else if(expr.
function().
id()==
"cpp_dummy_destructor")
2006 expr.
set(ID_statement, ID_skip);
2025 error() <<
"pointer-to-member not bound" <<
eom;
2030 assert(bound.
type().
id()==ID_pointer);
2056 error() <<
"expecting code as argument" <<
eom;
2066 if(op0.
id()==ID_member || op0.
id()==ID_ptrmember)
2068 vtptr_member.
id(op0.
id());
2073 vtptr_member.
id(ID_ptrmember);
2074 exprt this_expr(
"cpp-this");
2092 vtptr_member.
set(ID_component_name, vtable_name);
2099 exprt vtentry_member(ID_ptrmember);
2101 vtentry_member.
set(ID_component_name, vtentry_component_name);
2104 assert(vtentry_member.
type().
id()==ID_pointer);
2109 vtentry_member.
swap(tmp);
2130 irept name(ID_name);
2131 name.
set(ID_identifier,
"operator()");
2135 cppname.
get_sub().push_back(name);
2137 exprt member(ID_member);
2138 member.
add(ID_component_cpp_name)=cppname;
2150 error() <<
"function call expects function or function " 2151 <<
"pointer as argument, but got `" 2159 if(expr.
type().
id()==ID_constructor)
2166 assert(parameters.size()>=1);
2168 const typet &this_type=parameters[0].type();
2175 tmp_object_expr.
set(ID_C_lvalue,
true);
2176 tmp_object_expr.set(ID_mode, ID_cpp);
2181 exprt new_object(
"new_object", tmp_object_expr.type());
2182 new_object.
set(ID_C_lvalue,
true);
2184 assert(
follow(tmp_object_expr.type()).
id()==ID_struct);
2192 if(member.
get_bool(
"#not_accessible"))
2194 assert(member.
get(ID_C_access)!=
"");
2195 tmp_object_expr.set(
"#not_accessible",
true);
2196 tmp_object_expr.set(ID_C_access, member.
get(ID_C_access));
2206 for(struct_typet::componentst::const_iterator
2207 it=components.begin();
2208 it!=components.end();
2211 const typet &type=it->type();
2213 if(!it->get_bool(ID_from_base) &&
2214 type.
id()==ID_code &&
2215 type.
find(ID_return_type).
id()==ID_destructor)
2229 tmp_object_expr.add(ID_initializer)=new_code;
2230 expr.
swap(tmp_object_expr);
2247 if(arguments.size()>=1 &&
2248 arguments.front().get(ID_C_base_name)==ID_this &&
2251 const exprt &argument=
2252 static_cast<const exprt &
>(arguments.front());
2255 assert(argument.
type().
id()==ID_pointer);
2257 if(operand.
type().
id()!=ID_pointer &&
2292 if(parameters.size()>expr.
arguments().size())
2296 for(; i<parameters.size(); i++)
2298 if(!parameters[i].has_default_value())
2301 const exprt &value=parameters[i].default_value();
2306 exprt::operandst::iterator arg_it=expr.
arguments().begin();
2307 for(
const auto ¶meter : parameters)
2309 if(parameter.get_bool(
"#call_by_value"))
2313 if(arg_it->id()!=ID_temporary_object)
2317 exprt arg(
"already_typechecked");
2322 arg_it->source_location(),
2323 parameter.type().subtype(),
2326 arg_it->swap(temporary);
2341 if(statement==ID_cpp_new ||
2342 statement==ID_cpp_new_array)
2346 else if(statement==ID_cpp_delete ||
2347 statement==ID_cpp_delete_array)
2351 else if(statement==ID_preincrement ||
2352 statement==ID_predecrement ||
2353 statement==ID_postincrement ||
2354 statement==ID_postdecrement)
2358 else if(statement==ID_throw)
2362 else if(statement==ID_temporary_object)
2383 const symbolt &symbol=
lookup(member_expr.get(ID_component_name));
2388 new_function.add_source_location()=member_expr.source_location();
2397 assert(this_type.
id()==ID_pointer);
2398 this_type.
set(ID_C_reference,
true);
2399 this_type.
set(
"#this",
true);
2410 expr.
arguments().front().type().remove(ID_C_reference);
2423 if(symbol.
value.
id()==
"cpp_not_typechecked" &&
2435 error() <<
"assignment side effect expected to have two operands" 2449 if(
follow(type0).
id()==ID_struct)
2450 expr.
op0().
set(ID_C_lvalue,
true);
2456 expr.
set(ID_C_lvalue,
true);
2463 std::string strop=
"operator";
2467 if(statement==ID_assign)
2469 else if(statement==ID_assign_shl)
2471 else if(statement==ID_assign_shr)
2473 else if(statement==ID_assign_plus)
2475 else if(statement==ID_assign_minus)
2477 else if(statement==ID_assign_mult)
2479 else if(statement==ID_assign_div)
2481 else if(statement==ID_assign_bitand)
2483 else if(statement==ID_assign_bitor)
2485 else if(statement==ID_assign_bitxor)
2490 error() <<
"bad assignment operator `" << statement <<
"'" <<
eom;
2496 cpp_name.
get_sub().front().set(ID_identifier, strop);
2503 exprt member(ID_member);
2504 member.
set(ID_component_cpp_name, cpp_name);
2524 <<
" expected to have one operand" <<
eom;
2533 tmp_type.id()==ID_pointer)
2542 std::string str_op=
"operator";
2545 if(expr.
get(ID_statement)==ID_preincrement)
2547 else if(expr.
get(ID_statement)==ID_predecrement)
2549 else if(expr.
get(ID_statement)==ID_postincrement)
2554 else if(expr.
get(ID_statement)==ID_postdecrement)
2562 error() <<
"bad assignment operator `" 2570 cpp_name.
get_sub().front().set(ID_identifier, str_op);
2576 exprt member(ID_member);
2577 member.
set(ID_component_cpp_name, cpp_name);
2590 expr.
swap(new_expr);
2598 error() <<
"unary operator * expects one operand" <<
eom;
2605 if(op_type.
id()==ID_pointer &&
2609 error() <<
"pointer-to-member must use " 2610 <<
"the .* or ->* operators" <<
eom;
2619 assert(expr.
id()==
"pointer-to-member");
2620 assert(expr.
operands().size() == 2);
2626 error() <<
"pointer-to-member expected" <<
eom;
2638 if(t0.id()!=ID_struct)
2641 error() <<
"pointer-to-member type error" <<
eom;
2651 error() <<
"pointer-to-member type error" <<
eom;
2659 if(expr.
op0().
id()==ID_dereference)
2679 if(expr.
id()==ID_symbol)
2682 symbol_tablet::symbolst::const_iterator it=
2687 if(it->second.value.id()==
"cpp_not_typechecked")
2696 bool override_constantness=
2697 expr.
get_bool(
"#override_constantness");
2704 if(expr.
id()==ID_cpp_name)
2712 if(override_constantness)
2713 expr.
type().
set(ID_C_constant,
false);
2726 if(expr.
id()!=
"explicit-typecast")
2733 if(expr.
type().
id()==ID_cpp_name &&
2735 (op0_id==ID_unary_plus ||
2736 op0_id==ID_unary_minus ||
2737 op0_id==ID_address_of ||
2738 op0_id==ID_dereference))
2740 exprt resolve_result=
2746 if(resolve_result.
id()!=ID_type)
2750 exprt new_binary_expr;
2752 new_binary_expr.
operands().resize(2);
2756 if(op0_id==ID_unary_plus)
2757 new_binary_expr.
id(ID_plus);
2758 else if(op0_id==ID_unary_minus)
2759 new_binary_expr.
id(ID_minus);
2760 else if(op0_id==ID_address_of)
2761 new_binary_expr.
id(ID_bitand);
2762 else if(op0_id==ID_dereference)
2763 new_binary_expr.
id(ID_mult);
2766 expr.
swap(new_binary_expr);
2776 error() <<
"operator `" << expr.
id() <<
"' expects two operands" 2797 error() <<
"comma operator expects two operands" <<
eom;
side_effect_expr_function_callt & to_side_effect_expr_function_call(exprt &expr)
void typecheck_function_expr(exprt &expr, const cpp_typecheck_fargst &fargs)
The type of an expression.
irep_idt name
The unique identifier.
exprt size_of_expr(const typet &type, const namespacet &ns)
void typecheck_expr_dereference(exprt &expr)
struct configt::ansi_ct ansi_c
virtual void typecheck_side_effect_assignment(side_effect_exprt &expr)
void typecheck_side_effect_function_call(side_effect_expr_function_callt &expr)
void typecheck_type(typet &type)
A generic base class for relations, i.e., binary predicates.
pointer_typet pointer_type(const typet &subtype)
void new_temporary(const source_locationt &source_location, const typet &, const exprt::operandst &ops, exprt &temporary)
void typecheck_expr_member(exprt &expr)
virtual void typecheck_expr_index(exprt &expr)
void typecheck_expr_rel(binary_relation_exprt &expr)
std::string pretty(unsigned indent=0, unsigned max_indent=0) const
std::vector< irept > subt
void add_implicit_dereference(exprt &expr)
static exprt collect_comma_expression(const exprt &src)
bool base_type_eq(const typet &type1, const typet &type2, const namespacet &ns)
bool static_typecast(const exprt &expr, const typet &type, exprt &new_expr, bool check_constantness=true)
bool has_base(const irep_idt &id) const
bool find_parent(const symbolt &symb, const irep_idt &base_name, irep_idt &identifier)
const code_typet & to_code_type(const typet &type)
Cast a generic typet to a code_typet.
exprt::operandst operands
void copy_to_operands(const exprt &expr)
irept cpp_exception_list(const typet &src, const namespacet &ns)
turns a type into a list of relevant exception IDs
symbolt & get_writeable_ref(const irep_idt &name)
Find a symbol in the symbol table for read-write access.
cpp_namet & to_cpp_name(irept &cpp_name)
std::vector< componentt > componentst
void move_to_operands(exprt &expr)
std::vector< parametert > parameterst
void typecheck_expr_function_identifier(exprt &expr)
void already_typechecked(irept &irep)
bool overloadable(const exprt &expr)
virtual void typecheck_code(codet &code)
exprt value
Initial value of symbol.
const componentst & components() const
The trinary if-then-else operator.
void explicit_typecast_ambiguity(exprt &expr)
const class_typet & to_class_type(const typet &type)
Cast a generic typet to a class_typet.
void typecheck_method_application(side_effect_expr_function_callt &expr)
void typecheck_expr_delete(exprt &expr)
void typecheck_expr_this(exprt &expr)
virtual void implicit_typecast(exprt &expr, const typet &type)
Symbol table entry.This is a symbol in the symbol table, stored in an object of type symbol_tablet...
static mstreamt & eom(mstreamt &m)
bool standard_conversion_function_to_pointer(const exprt &expr, exprt &new_expr) const
Function-to-pointer conversion.
bool get_bool(const irep_namet &name) const
void typecheck_expr_typecast(exprt &expr)
bool is_qualified() const
void typecheck_expr_binary_arithmetic(exprt &expr)
virtual void typecheck_expr(exprt &expr)
symbol_tablet & symbol_table
void typecheck_expr_explicit_typecast(exprt &expr)
bool dynamic_typecast(const exprt &expr, const typet &type, exprt &new_expr)
Expression Initialization.
void add_method_body(symbolt *_method_symbol)
const irep_idt & id() const
const source_locationt & source_location() const
void typecheck_expr_ptrmember(exprt &expr)
void typecheck_function_call_arguments(side_effect_expr_function_callt &expr)
void elaborate_class_template(const typet &type)
elaborate class template instances
virtual void typecheck_expr_side_effect(side_effect_exprt &expr)
void typecheck_expr_explicit_constructor_call(exprt &expr)
The boolean constant true.
virtual void typecheck_expr_operands(exprt &expr)
A reference into the symbol table.
void typecheck_cast_expr(exprt &expr)
reference_typet reference_type(const typet &subtype)
struct operator_entryt operators[]
const source_locationt & find_source_location() const
source_locationt source_location
bool cpp_is_pod(const typet &type) const
Operator to dereference a pointer.
bool reinterpret_typecast(const exprt &expr, const typet &type, exprt &new_expr, bool check_constantness=true)
virtual void typecheck_expr_binary_arithmetic(exprt &expr)
C++ Language Type Checking.
bool is_reference(const typet &type)
TO_BE_DOCUMENTED.
const irep_idt & get(const irep_namet &name) const
codet cpp_destructor(const source_locationt &source_location, const typet &type, const exprt &object)
virtual void read(const typet &src) override
std::string cpp_type2name(const typet &type)
virtual void typecheck_expr(exprt &expr)
Base class for tree-like data structures with sharing.
#define forall_operands(it, expr)
const symbol_exprt & to_symbol_expr(const exprt &expr)
Cast a generic exprt to a symbol_exprt.
irep_idt class_identifier
void add_object(const exprt &expr)
C++ Language Type Checking.
const typet & follow(const typet &) const
void typecheck_expr_throw(exprt &expr)
bitvector_typet index_type()
const struct_typet & to_struct_type(const typet &type)
Cast a generic typet to a struct_typet.
void typecheck_side_effect_assignment(side_effect_exprt &expr)
void convert_pmop(exprt &expr)
Operator to return the address of an object.
void zero_initializer(const exprt &object, const typet &type, const source_locationt &source_location, exprt::operandst &ops)
exprt resolve(const cpp_namet &cpp_name, const cpp_typecheck_resolvet::wantt want, const cpp_typecheck_fargst &fargs, bool fail_with_exception=true)
The boolean constant false.
virtual void typecheck_expr_function_identifier(exprt &expr)
void typecheck_expr_trinary(if_exprt &expr)
virtual void typecheck_function_call_arguments(side_effect_expr_function_callt &expr)
cpp_scopet & set_scope(const irep_idt &identifier)
A function call side effect.
bool const_typecast(const exprt &expr, const typet &type, exprt &new_expr)
bool get_component(const source_locationt &source_location, const exprt &object, const irep_idt &component_name, exprt &member)
void typecheck_expr_address_of(exprt &expr)
virtual exprt do_special_functions(side_effect_expr_function_callt &expr)
typet type
Type of symbol.
virtual void typecheck_expr_sizeof(exprt &expr)
bool subtype_typecast(const struct_typet &from, const struct_typet &to) const
message_handlert & get_message_handler()
bool operator_is_overloaded(exprt &expr)
bool standard_conversion_lvalue_to_rvalue(const exprt &expr, exprt &new_expr) const
Lvalue-to-rvalue conversion.
Base type of C structs and unions, and C++ classes.
mstreamt & result() const
bool is_number(const typet &type)
virtual bool is_subset_of(const qualifierst &other) const override
void typecheck_expr_comma(exprt &expr)
std::string type2cpp(const typet &type, const namespacet &ns)
const array_typet & to_array_type(const typet &type)
Cast a generic typet to an array_typet.
Base class for all expressions.
const parameterst & parameters() const
cpp_scopet & current_scope()
const struct_union_typet & to_struct_union_type(const typet &type)
Cast a generic typet to a struct_union_typet.
source_locationt & add_source_location()
const source_locationt & source_location() const
virtual void typecheck_expr_dereference(exprt &expr)
irept & add(const irep_namet &name)
virtual std::string to_string(const typet &type)
const std::string & get_string(const irep_namet &name) const
exprt::operandst & arguments()
void typecheck_expr_side_effect(side_effect_exprt &expr)
source_locationt & add_source_location()
void typecheck_expr_main(exprt &expr)
Called after the operands are done.
bool standard_conversion_array_to_pointer(const exprt &expr, exprt &new_expr) const
Array-to-pointer conversion.
Expression to hold a symbol (variable)
virtual void typecheck_expr_rel(binary_relation_exprt &expr)
virtual void do_initializer(exprt &initializer, const typet &type, bool force_constant)
A statement in a programming language.
signedbv_typet signed_int_type()
void typecheck_expr_cpp_name(exprt &expr, const cpp_typecheck_fargst &fargs)
exprt cpp_symbol_expr(const symbolt &symbol)
void remove(const irep_namet &name)
void typecheck_side_effect_inc_dec(side_effect_exprt &expr)
const typet & subtype() const
virtual void typecheck_expr_address_of(exprt &expr)
virtual void typecheck_expr_comma(exprt &expr)
An expression containing a side effect.
void typecheck_expr_sizeof(exprt &expr)
bool implicit_conversion_sequence(const exprt &expr, const typet &type, exprt &new_expr, unsigned &rank)
implicit conversion sequence
virtual void typecheck_expr_main(exprt &expr)
void typecheck_expr_index(exprt &expr)
const irept & find(const irep_namet &name) const
codet cpp_constructor(const source_locationt &source_location, const exprt &object, const exprt::operandst &operands)
bool lookup(const irep_idt &name, const symbolt *&symbol) const override
See namespace_baset::lookup().
void typecheck_expr_new(exprt &expr)
void set(const irep_namet &name, const irep_idt &value)
const componentt & get_component(const irep_idt &component_name) const
const irep_idt & get_statement() const
#define forall_irep(it, irep)