--- /dev/null
+#ifndef LICE_AST_HDR
+#define LICE_AST_HDR
+#include "util.h"
+
+/*
+ * File: ast.h
+ * Implements the interface to LICE's abstract syntax tree
+ */
+typedef struct ast_s ast_t;
+
+/*
+ * Type: ast_type_t
+ * The type of ast node
+ *
+ * Constants:
+ *
+ * AST_TYPE_LITERAL - Literal
+ * AST_TYPE_STRING - String literal
+ * AST_TYPE_VAR_LOCAL - Local variable
+ * AST_TYPE_VAR_GLOBAL - Global variable
+ * AST_TYPE_CALL - Direct function call
+ * AST_TYPE_POINTERCALL - Indirect function call
+ * AST_TYPE_FUNCTION - Function
+ * AST_TYPE_PROTOTYPE - Prototype
+ * AST_TYPE_DECLARATION - Declaration
+ * AST_TYPE_INITIALIZER - Initializer
+ * AST_TYPE_STRUCT - Structure
+ * AST_TYPE_ADDRESS - Address of operation
+ * AST_TYPE_DEREFERENCE - Pointer dereference
+ * AST_TYPE_EXPRESSION_TERNARY - Ternary expression
+ * AST_TYPE_EXPRESSION_CAST - Type cast expression
+ * AST_TYPE_STATEMENT_IF - If statement
+ * AST_TYPE_STATEMENT_FOR - For statement
+ * AST_TYPE_STATEMENT_WHILE - While statement
+ * AST_TYPE_STATEMENT_DO - Do statement
+ * AST_TYPE_STATEMENT_SWITCH - Switch statement
+ * AST_TYPE_STATEMENT_CASE - Switch statement case
+ * AST_TYPE_STATEMENT_DEFAULT - Switch statement default case
+ * AST_TYPE_STATEMENT_RETURN - Return statement
+ * AST_TYPE_STATEMENT_BREAK - Break statement
+ * AST_TYPE_STATEMENT_CONTINUE - Continue statement
+ * AST_TYPE_STATEMENT_COMPOUND - Compound statement
+ * AST_TYPE_STATEMENT_GOTO - Goto statement
+ * AST_TYPE_STATEMENT_LABEL - Goto statement label
+ * AST_TYPE_POST_INCREMENT - Post increment operation
+ * AST_TYPE_POST_DECREMENT - Post decrement operation
+ * AST_TYPE_PRE_INCREMENT - Pre increment operation
+ * AST_TYPE_PRE_DECREMENT - Pre decrement operation
+ * AST_TYPE_LSHIFT - Left shift operation
+ * AST_TYPE_RSHIFT - Right shift operation
+ * AST_TYPE_LRSHIFT - Logical right shift operation
+ * AST_TYPE_EQUAL - Equality condition
+ * AST_TYPE_GEQUAL - Greater-or-equal condition
+ * AST_TYPE_LEQUAL - Less-or-equal condition
+ * AST_TYPE_NEQUAL - Not-equal condition
+ * AST_TYPE_NEGATE - Negation
+ * AST_TYPE_AND - Logical-and operation
+ * AST_TYPE_OR - Logical-or operation
+ * AST_TYPE_NEGATE - Unary minus
+ * AST_TYPE_VA_START - __builtin_va_start
+ * AST_TYPE_VA_ARG - __builtin_va_arg
+ * AST_TYPE_DESIGNATOR - Designation on function types
+ * AST_TYPE_CONVERT - Type conversion
+ */
+typedef enum {
+ AST_TYPE_LITERAL = 0x100,
+ AST_TYPE_STRING,
+ AST_TYPE_VAR_LOCAL,
+ AST_TYPE_VAR_GLOBAL,
+ AST_TYPE_CALL,
+ AST_TYPE_POINTERCALL,
+ AST_TYPE_FUNCTION,
+ AST_TYPE_PROTOTYPE,
+ AST_TYPE_DECLARATION,
+ AST_TYPE_INITIALIZER,
+ AST_TYPE_STRUCT,
+ AST_TYPE_ADDRESS,
+ AST_TYPE_DEREFERENCE,
+ AST_TYPE_EXPRESSION_TERNARY,
+ AST_TYPE_EXPRESSION_CAST,
+ AST_TYPE_STATEMENT_IF,
+ AST_TYPE_STATEMENT_FOR,
+ AST_TYPE_STATEMENT_WHILE,
+ AST_TYPE_STATEMENT_DO,
+ AST_TYPE_STATEMENT_SWITCH,
+ AST_TYPE_STATEMENT_CASE,
+ AST_TYPE_STATEMENT_DEFAULT,
+ AST_TYPE_STATEMENT_RETURN,
+ AST_TYPE_STATEMENT_BREAK,
+ AST_TYPE_STATEMENT_CONTINUE,
+ AST_TYPE_STATEMENT_COMPOUND,
+ AST_TYPE_STATEMENT_GOTO,
+ AST_TYPE_STATEMENT_LABEL,
+ AST_TYPE_STATEMENT_GOTO_COMPUTED,
+ AST_TYPE_STATEMENT_LABEL_COMPUTED,
+ AST_TYPE_POST_INCREMENT,
+ AST_TYPE_POST_DECREMENT,
+ AST_TYPE_PRE_INCREMENT,
+ AST_TYPE_PRE_DECREMENT,
+ AST_TYPE_LSHIFT,
+ AST_TYPE_RSHIFT,
+ AST_TYPE_LRSHIFT,
+ AST_TYPE_EQUAL,
+ AST_TYPE_GEQUAL,
+ AST_TYPE_LEQUAL,
+ AST_TYPE_NEQUAL,
+ AST_TYPE_NEGATE,
+ AST_TYPE_AND,
+ AST_TYPE_OR,
+ AST_TYPE_VA_START,
+ AST_TYPE_VA_ARG,
+ AST_TYPE_DESIGNATOR,
+ AST_TYPE_CONVERT,
+} ast_type_t;
+
+
+/*
+ * Type: type_t
+ * Type describing the ast type.
+ *
+ * Constants:
+ *
+ * TYPE_VOID - void
+ * TYPE_BOOL - boolean
+ * TYPE_CHAR - char
+ * TYPE_SHORT - short
+ * TYPE_INT - int
+ * TYPE_LONG - long
+ * TYPE_LLONG - long long
+ * TYPE_DOUBLE - double
+ * TYPE_LDOUBLE - long double
+ * TYPE_ARRAY - array (also contains a type_t for base type)
+ * TYPE_POINTER - pointer (also contains a type_t for base type)
+ * TYPE_STRUCTURE - structure (user defined)
+ * TYPE_FUNCTION - function (user defined)
+ * TYPE_CDECL - used by the parser for dealing with declarations
+ */
+typedef enum {
+ TYPE_VOID,
+ TYPE_BOOL,
+ TYPE_CHAR,
+ TYPE_SHORT,
+ TYPE_INT,
+ TYPE_LONG,
+ TYPE_LLONG,
+ TYPE_FLOAT,
+ TYPE_DOUBLE,
+ TYPE_LDOUBLE,
+ TYPE_ARRAY,
+ TYPE_POINTER,
+ TYPE_STRUCTURE,
+ TYPE_FUNCTION,
+ TYPE_CDECL
+} type_t;
+
+/*
+ * Type: ast_data_type_t
+ * Type describing the indice into `ast_data_table`
+ *
+ * Constants:
+ *
+ * AST_DATA_VOID - void
+ * AST_DATA_BOOL - boolean
+ * AST_DATA_LONG - long
+ * AST_DATA_LLONG - long long
+ * AST_DATA_INT - int
+ * AST_DATA_SHORT - short
+ * AST_DATA_CHAR - char
+ * AST_DATA_FLOAT - float
+ * AST_DATA_DOUBLE - double
+ * AST_DATA_LDOUBLE - long double
+ * AST_DATA_ULONG - unsigned long
+ * AST_DATA_ULLONG - unsigned long long
+ * AST_DATA_FUNCTION - function (current)
+ */
+typedef enum {
+ AST_DATA_VOID,
+ AST_DATA_BOOL,
+ AST_DATA_LONG,
+ AST_DATA_LLONG,
+ AST_DATA_INT,
+ AST_DATA_SHORT,
+ AST_DATA_CHAR,
+ AST_DATA_FLOAT,
+ AST_DATA_DOUBLE,
+ AST_DATA_LDOUBLE,
+ AST_DATA_ULONG,
+ AST_DATA_ULLONG,
+ AST_DATA_FUNCTION,
+ AST_DATA_COUNT
+} ast_data_type_t;
+
+/*
+ * Type: cdecl_t
+ * Describes type of declarations
+ *
+ * Constants:
+ *
+ * CDECL_BODY - function body
+ * CDECL_PARAMETER - parameters (with name)
+ * CDECL_TYPEONLY - parameters (without name)
+ * CDECL_CAST - cast
+ */
+typedef enum {
+ CDECL_BODY = 1,
+ CDECL_PARAMETER,
+ CDECL_TYPEONLY,
+ CDECL_CAST
+} cdecl_t;
+
+/*
+ * Type: storage_t
+ * Describes the storage class for a given variable
+ *
+ * Constants:
+ *
+ * STORAGE_TYPEDEF - typedef to another type
+ * STORAGE_EXTERN - external linkage
+ * STORAGE_STATIC - static storage
+ * STORAGE_AUTO - automatic storage (implicit)
+ * STORAGE_REGISTER - make use of register for storage
+ */
+typedef enum {
+ STORAGE_TYPEDEF = 1,
+ STORAGE_EXTERN,
+ STORAGE_STATIC,
+ STORAGE_AUTO,
+ STORAGE_REGISTER
+} storage_t;
+
+/*
+ * Struct: data_type_t
+ * A structure that describes a data type.
+ */
+typedef struct data_type_s data_type_t;
+struct data_type_s {
+ /*
+ * Variable: type
+ * The type of the data type.
+ *
+ * See <type_t> Constants for a list of
+ * valid constant values.
+ */
+ type_t type;
+
+ /*
+ * Variable: size
+ * The size of the given data type, this is often the value
+ * provided for the given type in arch_[target].h
+ */
+ int size;
+
+ /*
+ * Variable: sign
+ * Describes if the type is signed or unsigned.
+ */
+ bool sign;
+
+ /*
+ * Variable: isstatic
+ * Describes if the type is static.
+ */
+ bool isstatic;
+
+ /*
+ * Variable: length
+ * Instances of the data type.
+ *
+ * When used as a base-type, i.e not an array; this will be
+ * 1, otherwise it will be the length of the array, or -1
+ * if the size of the array is unknown.
+ */
+ int length;
+
+ /*
+ * Variable: pointer
+ * When the variable is a pointer type, this will point to another
+ * data type that describes the base type of the pointer, NULL other-
+ * wise.
+ */
+ data_type_t *pointer;
+
+ /* structure */
+ struct {
+ /*
+ * Variable: fields
+ * Pointer to a table of fields (if structure)
+ */
+ table_t *fields;
+
+ /*
+ * Variable: offset
+ * Offset of the given field in a structure (if a structure base type)
+ */
+ int offset;
+
+ /*
+ * Variable: isstruct
+ * If we're dealing with a structure this will be true, false
+ * otherwise.
+ */
+ bool isstruct;
+
+ /* bitfields */
+ struct {
+ int offset;
+ int size;
+ } bitfield;
+
+ };
+
+ /* function */
+ struct {
+ /*
+ * Variable: returntype
+ * Pointer to a data type which describes the return type
+ * of the function (if a function)
+ */
+ data_type_t *returntype;
+
+ /*
+ * Variable: parameters
+ * Pointer to a list of parameters for a function.
+ */
+ list_t *parameters;
+
+ /*
+ * Variable: hasdots
+ * Describes if the given function is variable-argument.
+ *
+ * Contains the value `true` when the function has
+ * three dots `...` in it's prototype, otherwise `false`.
+ */
+ bool hasdots;
+ };
+};
+
+/*
+ * Struct: ast_string_t
+ * The *AST_TYPE_STRING* ast node.
+ */
+typedef struct {
+ /*
+ * Variable: data
+ * String contents
+ */
+ char *data;
+
+ /*
+ * Variable: label
+ * Name of the label associated with the string.
+ */
+ char *label;
+} ast_string_t;
+
+/*
+ * Struct: ast_variable_t
+ * The *AST_TYPE_VAR_LOCAL* and *AST_TYPE_VAR_GLOBAL* ast node.
+ */
+typedef struct {
+ /*
+ * Variable: name
+ * Name of the variable
+ */
+ char *name;
+
+ /*
+ * Variable: off
+ * Offset of the variable on the stack.
+ */
+ int off;
+
+ /*
+ * Variable: label
+ * Name of the label associated with the variable.
+ */
+ char *label;
+
+ /*
+ * Variable: init
+ * Compound literal list for initialization
+ */
+ list_t *init;
+} ast_variable_t;
+
+/*
+ * Struct ast_function_call_t
+ * Function call
+ *
+ * Remarks:
+ * Not associated with any node. Instead describes the
+ * data associated with a function call for *ast_function_t*
+ */
+typedef struct {
+ /*
+ * Variable: args
+ * Pointer to a list of arguments for a function call
+ */
+ list_t *args;
+
+ /*
+ * Variable: type
+ * The basetype of the function that is being called. This type
+ * is the 'function type', ie. accessing the returntype member of
+ * this will return the FUNCTIONS return type.
+ */
+ data_type_t *type;
+
+ /*
+ * Variable: functionpointer
+ * Pointer to function for function pointer call.
+ *
+ * Remarks:
+ * This only associates with AST_TYPE_POINTERCALL, in which this
+ * node is filled with the function in which to call by indirection
+ * (address).
+ */
+ ast_t *functionpointer;
+} ast_function_call_t;
+
+/*
+ * Struct: ast_function_t
+ * The *AST_TYPE_FUNCTION* ast node.
+ */
+typedef struct {
+ /*
+ * Variable: name
+ * The function name
+ */
+ char *name;
+
+ /*
+ * Variable: call
+ * Data associated with a function call.
+ */
+ ast_function_call_t call;
+
+ /*
+ * Variable: params
+ * Pointer to a list of parameters.
+ */
+ list_t *params;
+
+ /*
+ * Variable: locals
+ * Pointer to a list of locals.
+ */
+ list_t *locals;
+
+ /*
+ * Variable: body
+ * Pointer to an ast node which describes the body.
+ *
+ * Remarks:
+ * A body is usually composed of a serise of ast nodes,
+ * typically a compound expression, but could also contain
+ * nested compound expressions. Think of this as a pointer
+ * to the head of the beginning of a serise of basic-blocks
+ * which are the forming of the function body.
+ */
+ ast_t *body;
+} ast_function_t;
+
+/*
+ * Struct: ast_unary_t
+ * Represents a unary operation in the AST tree
+ */
+typedef struct {
+ /*
+ * Variable: operand
+ * Pointer to the operand the unary operation is to
+ * be performed on.
+ */
+ ast_t *operand;
+} ast_unary_t;
+
+/*
+ * Struct: ast_decl_t
+ * Represents a declaration in the AST tree
+ */
+typedef struct {
+ /*
+ * Variable: var
+ * Pointer to the variable node associated with the
+ * declaration.
+ */
+ ast_t *var;
+
+ /*
+ * Variable: init
+ * When the declaration includes an initialization this points
+ * to a initlization list.
+ */
+ list_t *init;
+} ast_decl_t;
+
+/*
+ * Struct: ast_ifthan_t
+ * Represents a if-than node in the AST tree.
+ *
+ * Remarks:
+ * Describes a two-branch gaurded by conditional test node in the AST
+ * tree for implementing ternary expressions and if statements.
+ */
+typedef struct {
+ /*
+ * Variable: cond
+ * The condition node
+ */
+ ast_t *cond;
+
+ /*
+ * Variable: then
+ * Basic block for truth path in branch
+ */
+ ast_t *then;
+
+ /*
+ * Variable: last
+ * Basic block for false path in branch
+ */
+ ast_t *last;
+} ast_ifthan_t;
+
+/*
+ * Struct: ast_for_t
+ * Represents a for-loop node in the AST tree.
+ *
+ * Remarks:
+ * Standard for loop with precondition / initilization expression,
+ * conditionally testsed, and post step / expression, ergo
+ * for(init; cond; step) body;
+ */
+typedef struct {
+ /* Variable: init */
+ ast_t *init;
+ /* Variable: cond */
+ ast_t *cond;
+ /* Variable: step */
+ ast_t *step;
+ /* Variable: body */
+ ast_t *body;
+} ast_for_t;
+
+
+/*
+ * Struct: ast_init_t
+ * Represents an initializer in the AST tree.
+ *
+ * Remarks:
+ * Represents array initializer lists, as well as aggregate initializer
+ * lists for structure, enum and union. Also represents a designated
+ * initializer for a structure.
+ */
+typedef struct {
+ /* Variable: value */
+ ast_t *value;
+
+ /* Variable: offset */
+ int offset;
+
+ /* Variable: type */
+ data_type_t *type;
+} ast_init_t;
+
+/*
+ * Struct: ast_switch_t
+ * Represents a switch statement in the AST tree.
+ */
+typedef struct {
+ /* Variable: expr */
+ ast_t *expr;
+ /* Variable: body */
+ ast_t *body;
+} ast_switch_t;
+
+/*
+ * Struct: ast_goto_t
+ * Represents a goto statement (or label) in the AST tree.
+ */
+typedef struct {
+ /*
+ * Variable: label
+ * When not used as a goto statement, describes the name of a label
+ * that may be 'gone to' with 'goto'
+ */
+ char *label;
+
+ /*
+ * Variable: where
+ * Where to go (label wise) for a goto statement.
+ */
+ char *where;
+} ast_goto_t;
+
+/*
+ * Struct: ast_t
+ * The monolthic ast tree and node at the same time.
+ *
+ * Remarks:
+ * The ast tree is just a doubly-linked list of ast nodes which are
+ * capable of being all the possible ast nodes at once. This is
+ * acomplished with a rather large union of all ast nodes. The only
+ * thing that declares what a node actually is, is the nodes type
+ * member. This is beneficial to keeping the complexity of the AST
+ * tree down, while also keeping memory footprint low. One more
+ * interesting aspect of this is the ability to have the AST tree
+ * nodes (next, prev), which make up the doubly-linked list part
+ * of the same union, giving us a free way to terminate the tree
+ * without using additional space to determine it.
+ */
+struct ast_s {
+ int type;
+ data_type_t *ctype;
+
+ union {
+ struct {
+ int casebeg;
+ int caseend;
+ };
+
+ long integer;
+ char character;
+ ast_string_t string;
+ ast_variable_t variable;
+ ast_function_t function;
+ ast_unary_t unary;
+ ast_decl_t decl;
+ ast_ifthan_t ifstmt;
+ ast_for_t forstmt;
+ ast_switch_t switchstmt;
+ ast_t *returnstmt;
+ list_t *compound;
+ ast_init_t init;
+ ast_goto_t gotostmt;
+ ast_t *ap;
+
+ struct {
+ ast_t *left;
+ ast_t *right;
+ };
+
+ struct {
+ ast_t *structure;
+ char *field;
+ data_type_t *fieldtype;
+ };
+
+ struct {
+ double value;
+ char *label;
+ } floating;
+ };
+};
+
+extern data_type_t *ast_data_table[AST_DATA_COUNT];
+
+extern list_t *ast_locals;
+extern list_t *ast_gotos;
+extern table_t *ast_globalenv;
+extern table_t *ast_localenv;
+extern table_t *ast_structures;
+extern table_t *ast_unions;
+extern table_t *ast_labels;
+
+/*
+ * Function: ast_structure_reference
+ * Creates an structure reference of a given type for a given field
+ *
+ * Parameters:
+ * type - The type of the field for reference
+ * structure - The structure that contains said field to be referenced
+ * name - The name of the field in that structure to reference
+ *
+ * Returns:
+ * An ast node referencing that field in that paticular structure on
+ * success, otherwise NULL.
+ */
+ast_t *ast_structure_reference(data_type_t *type, ast_t *structure, char *name);
+
+/*
+ * Function: ast_structure_new
+ * Creates a structure data type
+ *
+ * Parameters;
+ * field - A table of data_type_t fields for the structure
+ * size - The size of the structure
+ * isstruct - true if structure, false if structure-like
+ *
+ * Returns:
+ * A new structure data type with the specified fields and size on
+ * success, NULL otherwise.
+ */
+data_type_t *ast_structure_new(table_t *fields, int size, bool isstruct);
+
+
+ast_t *ast_new_unary(int type, data_type_t *data, ast_t *operand);
+ast_t *ast_new_binary(data_type_t *ctype, int type, ast_t *left, ast_t *right);
+ast_t *ast_new_integer(data_type_t *type, int value);
+ast_t *ast_new_floating(data_type_t *, double value);
+ast_t *ast_new_char(char value);
+ast_t *ast_new_string(char *value);
+ast_t *ast_new_label(char *);
+
+char *ast_label(void);
+
+ast_t *ast_declaration(ast_t *var, list_t *init);
+ast_t *ast_variable_local(data_type_t *type, char *name);
+ast_t *ast_variable_global(data_type_t *type, char *name);
+ast_t *ast_call(data_type_t *type, char *name, list_t *args);
+ast_t *ast_pointercall(ast_t *ast, list_t *args);
+ast_t *ast_function(data_type_t *type, char *name, list_t *params, ast_t *body, list_t *locals);
+ast_t *ast_initializer(ast_t *, data_type_t *, int);
+ast_t *ast_if(ast_t *cond, ast_t *then, ast_t *last);
+ast_t *ast_for(ast_t *init, ast_t *cond, ast_t *step, ast_t *body);
+ast_t *ast_while(ast_t *cond, ast_t *body);
+ast_t *ast_do(ast_t *cond, ast_t *body);
+ast_t *ast_return(ast_t *val);
+ast_t *ast_compound(list_t *statements);
+ast_t *ast_ternary(data_type_t *type, ast_t *cond, ast_t *then, ast_t *last);
+ast_t *ast_switch(ast_t *expr, ast_t *body);
+ast_t *ast_case(int begin, int end);
+ast_t *ast_goto(char *);
+ast_t *ast_goto_computed(ast_t *expression);
+ast_t *ast_label_address(char *);
+ast_t *ast_make(int type);
+
+ast_t *ast_va_start(ast_t *);
+ast_t *ast_va_arg(data_type_t *, ast_t*);
+
+ast_t *ast_designator(char *name, ast_t *func);
+
+data_type_t *ast_prototype(data_type_t *returntype, list_t *paramtypes, bool dots);
+data_type_t *ast_pointer(data_type_t *type);
+data_type_t *ast_array(data_type_t *type, int size);
+data_type_t *ast_array_convert(data_type_t *ast);
+data_type_t *ast_result_type(int operation, data_type_t *);
+
+ast_t *ast_designator_convert(ast_t *ast);
+
+bool ast_struct_compare(data_type_t *a, data_type_t *b);
+
+/*
+ * Function: ast_type_string
+ * Get the type of a data_type_t as a string.
+ */
+const char *ast_type_string(data_type_t *type);
+
+/*
+ * Function: ast_type_isinteger
+ * Check if a given data type is an integral type.
+ *
+ * Parameters:
+ * type - pointer to the data_type_t object to check
+ *
+ * Returns:
+ * true if *type* is integral type, false otherwise.
+ *
+ * Remarks:
+ * Integral includes any of the following data types:
+ * - TYPE_CHAR
+ * - TYPE_INT
+ * - TYPE_SHORT
+ * - TYPE_LONG
+ * - TYPE_LLONG
+ */
+bool ast_type_isinteger(data_type_t *type);
+
+/*
+ * Function: ast_type_isfloating
+ * Check if a given data type is a floating-point one.
+ *
+ * Parameters:
+ * type - pointer to the data_type_t object to check
+ *
+ * Returns:
+ * true if *type* is floating point, false otherwise.
+ *
+ * Remarks:
+ * Floating-point includes any of the following data types
+ * - TYPE_FLOAT
+ * - TYPE_DOUBLE
+ * - TYPE_LDOUBLE
+ */
+bool ast_type_isfloating(data_type_t *type);
+
+/*
+ * Function: ast_type_isstring
+ * Check if a given data type is string
+ *
+ * Parameters:
+ * type - pointer to the data_type object to check
+ *
+ * Returns:
+ * trye if *type* is a string type, false otherwise.
+ *
+ * Remarks:
+ * string type is determined if it's an array and the base
+ * type of that array (when decayed to pointer type) is
+ * TYPE_CHAR
+ */
+bool ast_type_isstring(data_type_t *type);
+
+data_type_t *ast_type_copy(data_type_t *type);
+data_type_t *ast_type_copy_incomplete(data_type_t *type);
+data_type_t *ast_type_create(type_t type, bool sign);
+data_type_t *ast_type_stub(void);
+
+ast_t *ast_type_convert(data_type_t *type, ast_t *ast);
+
+
+char *ast_string(ast_t *ast);
+
+#endif
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