cprover
string_constant.h
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1 /*******************************************************************\
2 
3 Module:
4 
5 Author: Daniel Kroening, kroening@kroening.com
6 
7 \*******************************************************************/
8 
9 #ifndef CPROVER_UTIL_STRING_CONSTANT_H
10 #define CPROVER_UTIL_STRING_CONSTANT_H
11 
12 #include "std_expr.h"
13 #include "expr.h"
14 
16 {
17 public:
18  explicit string_constantt(const irep_idt &value);
19 
20  void set_value(const irep_idt &value);
21 
22  const irep_idt &get_value() const
23  {
24  return get(ID_value);
25  }
26 
27  array_exprt to_array_expr() const;
29 };
30 
31 inline const string_constantt &to_string_constant(const exprt &expr)
32 {
33  PRECONDITION(expr.id() == ID_string_constant);
34  return static_cast<const string_constantt &>(expr);
35 }
36 
37 inline const string_constantt &to_string_constant(const typet &type)
38 {
39  return to_string_constant((const exprt &)type);
40 }
41 
43 {
44  PRECONDITION(expr.id() == ID_string_constant);
45  return static_cast<string_constantt &>(expr);
46 }
47 
49 {
50  return to_string_constant((exprt &)type);
51 }
52 
53 #endif // CPROVER_ANSI_C_STRING_CONSTANT_H
dstringt
dstringt has one field, an unsigned integer no which is an index into a static table of strings.
Definition: dstring.h:37
string_constantt::string_constantt
string_constantt(const irep_idt &value)
Definition: string_constant.cpp:15
typet
The type of an expression, extends irept.
Definition: type.h:29
to_string_constant
const string_constantt & to_string_constant(const exprt &expr)
Definition: string_constant.h:31
exprt
Base class for all expressions.
Definition: expr.h:53
string_constantt
Definition: string_constant.h:16
string_constantt::from_array_expr
bool from_array_expr(const array_exprt &)
expr.h
nullary_exprt
An expression without operands.
Definition: std_expr.h:24
PRECONDITION
#define PRECONDITION(CONDITION)
Definition: invariant.h:464
irept::id
const irep_idt & id() const
Definition: irep.h:418
string_constantt::to_array_expr
array_exprt to_array_expr() const
convert string into array constant
Definition: string_constant.cpp:29
irept::get
const irep_idt & get(const irep_namet &name) const
Definition: irep.cpp:51
std_expr.h
API to expression classes.
array_exprt
Array constructor from list of elements.
Definition: std_expr.h:1432
string_constantt::get_value
const irep_idt & get_value() const
Definition: string_constant.h:22
string_constantt::set_value
void set_value(const irep_idt &value)
Definition: string_constant.cpp:21