/* Definitions for C parsing and type checking.
|
/* Definitions for C parsing and type checking.
|
Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001,
|
Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001,
|
2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
|
2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
|
|
|
This file is part of GCC.
|
This file is part of GCC.
|
|
|
GCC is free software; you can redistribute it and/or modify it under
|
GCC is free software; you can redistribute it and/or modify it under
|
the terms of the GNU General Public License as published by the Free
|
the terms of the GNU General Public License as published by the Free
|
Software Foundation; either version 3, or (at your option) any later
|
Software Foundation; either version 3, or (at your option) any later
|
version.
|
version.
|
|
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
for more details.
|
for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with GCC; see the file COPYING3. If not see
|
along with GCC; see the file COPYING3. If not see
|
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
|
|
#ifndef GCC_C_TREE_H
|
#ifndef GCC_C_TREE_H
|
#define GCC_C_TREE_H
|
#define GCC_C_TREE_H
|
|
|
#include "c-common.h"
|
#include "c-common.h"
|
#include "toplev.h"
|
#include "toplev.h"
|
#include "diagnostic.h"
|
#include "diagnostic.h"
|
|
|
/* struct lang_identifier is private to c-decl.c, but langhooks.c needs to
|
/* struct lang_identifier is private to c-decl.c, but langhooks.c needs to
|
know how big it is. This is sanity-checked in c-decl.c. */
|
know how big it is. This is sanity-checked in c-decl.c. */
|
#define C_SIZEOF_STRUCT_LANG_IDENTIFIER \
|
#define C_SIZEOF_STRUCT_LANG_IDENTIFIER \
|
(sizeof (struct c_common_identifier) + 3 * sizeof (void *))
|
(sizeof (struct c_common_identifier) + 3 * sizeof (void *))
|
|
|
/* Language-specific declaration information. */
|
/* Language-specific declaration information. */
|
|
|
struct lang_decl GTY(())
|
struct lang_decl GTY(())
|
{
|
{
|
char dummy;
|
char dummy;
|
};
|
};
|
|
|
/* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */
|
/* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */
|
#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1 (TYPE)
|
#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1 (TYPE)
|
|
|
/* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is volatile. */
|
/* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is volatile. */
|
#define C_TYPE_FIELDS_VOLATILE(TYPE) TREE_LANG_FLAG_2 (TYPE)
|
#define C_TYPE_FIELDS_VOLATILE(TYPE) TREE_LANG_FLAG_2 (TYPE)
|
|
|
/* In a RECORD_TYPE or UNION_TYPE or ENUMERAL_TYPE
|
/* In a RECORD_TYPE or UNION_TYPE or ENUMERAL_TYPE
|
nonzero if the definition of the type has already started. */
|
nonzero if the definition of the type has already started. */
|
#define C_TYPE_BEING_DEFINED(TYPE) TYPE_LANG_FLAG_0 (TYPE)
|
#define C_TYPE_BEING_DEFINED(TYPE) TYPE_LANG_FLAG_0 (TYPE)
|
|
|
/* In an incomplete RECORD_TYPE or UNION_TYPE, a list of variable
|
/* In an incomplete RECORD_TYPE or UNION_TYPE, a list of variable
|
declarations whose type would be completed by completing that type. */
|
declarations whose type would be completed by completing that type. */
|
#define C_TYPE_INCOMPLETE_VARS(TYPE) TYPE_VFIELD (TYPE)
|
#define C_TYPE_INCOMPLETE_VARS(TYPE) TYPE_VFIELD (TYPE)
|
|
|
/* In an IDENTIFIER_NODE, nonzero if this identifier is actually a
|
/* In an IDENTIFIER_NODE, nonzero if this identifier is actually a
|
keyword. C_RID_CODE (node) is then the RID_* value of the keyword,
|
keyword. C_RID_CODE (node) is then the RID_* value of the keyword,
|
and C_RID_YYCODE is the token number wanted by Yacc. */
|
and C_RID_YYCODE is the token number wanted by Yacc. */
|
#define C_IS_RESERVED_WORD(ID) TREE_LANG_FLAG_0 (ID)
|
#define C_IS_RESERVED_WORD(ID) TREE_LANG_FLAG_0 (ID)
|
|
|
struct lang_type GTY(())
|
struct lang_type GTY(())
|
{
|
{
|
/* In a RECORD_TYPE, a sorted array of the fields of the type. */
|
/* In a RECORD_TYPE, a sorted array of the fields of the type. */
|
struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s;
|
struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s;
|
/* In an ENUMERAL_TYPE, the min and max values. */
|
/* In an ENUMERAL_TYPE, the min and max values. */
|
tree enum_min;
|
tree enum_min;
|
tree enum_max;
|
tree enum_max;
|
/* In a RECORD_TYPE, information specific to Objective-C, such
|
/* In a RECORD_TYPE, information specific to Objective-C, such
|
as a list of adopted protocols or a pointer to a corresponding
|
as a list of adopted protocols or a pointer to a corresponding
|
@interface. See objc/objc-act.h for details. */
|
@interface. See objc/objc-act.h for details. */
|
tree objc_info;
|
tree objc_info;
|
};
|
};
|
|
|
/* Record whether a type or decl was written with nonconstant size.
|
/* Record whether a type or decl was written with nonconstant size.
|
Note that TYPE_SIZE may have simplified to a constant. */
|
Note that TYPE_SIZE may have simplified to a constant. */
|
#define C_TYPE_VARIABLE_SIZE(TYPE) TYPE_LANG_FLAG_1 (TYPE)
|
#define C_TYPE_VARIABLE_SIZE(TYPE) TYPE_LANG_FLAG_1 (TYPE)
|
#define C_DECL_VARIABLE_SIZE(TYPE) DECL_LANG_FLAG_0 (TYPE)
|
#define C_DECL_VARIABLE_SIZE(TYPE) DECL_LANG_FLAG_0 (TYPE)
|
|
|
/* Record whether a typedef for type `int' was actually `signed int'. */
|
/* Record whether a typedef for type `int' was actually `signed int'. */
|
#define C_TYPEDEF_EXPLICITLY_SIGNED(EXP) DECL_LANG_FLAG_1 (EXP)
|
#define C_TYPEDEF_EXPLICITLY_SIGNED(EXP) DECL_LANG_FLAG_1 (EXP)
|
|
|
/* For a FUNCTION_DECL, nonzero if it was defined without an explicit
|
/* For a FUNCTION_DECL, nonzero if it was defined without an explicit
|
return type. */
|
return type. */
|
#define C_FUNCTION_IMPLICIT_INT(EXP) DECL_LANG_FLAG_1 (EXP)
|
#define C_FUNCTION_IMPLICIT_INT(EXP) DECL_LANG_FLAG_1 (EXP)
|
|
|
/* For a FUNCTION_DECL, nonzero if it was an implicit declaration. */
|
/* For a FUNCTION_DECL, nonzero if it was an implicit declaration. */
|
#define C_DECL_IMPLICIT(EXP) DECL_LANG_FLAG_2 (EXP)
|
#define C_DECL_IMPLICIT(EXP) DECL_LANG_FLAG_2 (EXP)
|
|
|
/* For FUNCTION_DECLs, evaluates true if the decl is built-in but has
|
/* For FUNCTION_DECLs, evaluates true if the decl is built-in but has
|
been declared. */
|
been declared. */
|
#define C_DECL_DECLARED_BUILTIN(EXP) \
|
#define C_DECL_DECLARED_BUILTIN(EXP) \
|
DECL_LANG_FLAG_3 (FUNCTION_DECL_CHECK (EXP))
|
DECL_LANG_FLAG_3 (FUNCTION_DECL_CHECK (EXP))
|
|
|
/* For FUNCTION_DECLs, evaluates true if the decl is built-in, has a
|
/* For FUNCTION_DECLs, evaluates true if the decl is built-in, has a
|
built-in prototype and does not have a non-built-in prototype. */
|
built-in prototype and does not have a non-built-in prototype. */
|
#define C_DECL_BUILTIN_PROTOTYPE(EXP) \
|
#define C_DECL_BUILTIN_PROTOTYPE(EXP) \
|
DECL_LANG_FLAG_6 (FUNCTION_DECL_CHECK (EXP))
|
DECL_LANG_FLAG_6 (FUNCTION_DECL_CHECK (EXP))
|
|
|
/* Record whether a decl was declared register. This is strictly a
|
/* Record whether a decl was declared register. This is strictly a
|
front-end flag, whereas DECL_REGISTER is used for code generation;
|
front-end flag, whereas DECL_REGISTER is used for code generation;
|
they may differ for structures with volatile fields. */
|
they may differ for structures with volatile fields. */
|
#define C_DECL_REGISTER(EXP) DECL_LANG_FLAG_4 (EXP)
|
#define C_DECL_REGISTER(EXP) DECL_LANG_FLAG_4 (EXP)
|
|
|
/* Record whether a decl was used in an expression anywhere except an
|
/* Record whether a decl was used in an expression anywhere except an
|
unevaluated operand of sizeof / typeof / alignof. This is only
|
unevaluated operand of sizeof / typeof / alignof. This is only
|
used for functions declared static but not defined, though outside
|
used for functions declared static but not defined, though outside
|
sizeof and typeof it is set for other function decls as well. */
|
sizeof and typeof it is set for other function decls as well. */
|
#define C_DECL_USED(EXP) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (EXP))
|
#define C_DECL_USED(EXP) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (EXP))
|
|
|
/* Record whether a label was defined in a statement expression which
|
/* Record whether a label was defined in a statement expression which
|
has finished and so can no longer be jumped to. */
|
has finished and so can no longer be jumped to. */
|
#define C_DECL_UNJUMPABLE_STMT_EXPR(EXP) \
|
#define C_DECL_UNJUMPABLE_STMT_EXPR(EXP) \
|
DECL_LANG_FLAG_6 (LABEL_DECL_CHECK (EXP))
|
DECL_LANG_FLAG_6 (LABEL_DECL_CHECK (EXP))
|
|
|
/* Record whether a label was the subject of a goto from outside the
|
/* Record whether a label was the subject of a goto from outside the
|
current level of statement expression nesting and so cannot be
|
current level of statement expression nesting and so cannot be
|
defined right now. */
|
defined right now. */
|
#define C_DECL_UNDEFINABLE_STMT_EXPR(EXP) \
|
#define C_DECL_UNDEFINABLE_STMT_EXPR(EXP) \
|
DECL_LANG_FLAG_7 (LABEL_DECL_CHECK (EXP))
|
DECL_LANG_FLAG_7 (LABEL_DECL_CHECK (EXP))
|
|
|
/* Record whether a label was defined in the scope of an identifier
|
/* Record whether a label was defined in the scope of an identifier
|
with variably modified type which has finished and so can no longer
|
with variably modified type which has finished and so can no longer
|
be jumped to. */
|
be jumped to. */
|
#define C_DECL_UNJUMPABLE_VM(EXP) \
|
#define C_DECL_UNJUMPABLE_VM(EXP) \
|
DECL_LANG_FLAG_3 (LABEL_DECL_CHECK (EXP))
|
DECL_LANG_FLAG_3 (LABEL_DECL_CHECK (EXP))
|
|
|
/* Record whether a label was the subject of a goto from outside the
|
/* Record whether a label was the subject of a goto from outside the
|
current level of scopes of identifiers with variably modified type
|
current level of scopes of identifiers with variably modified type
|
and so cannot be defined right now. */
|
and so cannot be defined right now. */
|
#define C_DECL_UNDEFINABLE_VM(EXP) \
|
#define C_DECL_UNDEFINABLE_VM(EXP) \
|
DECL_LANG_FLAG_5 (LABEL_DECL_CHECK (EXP))
|
DECL_LANG_FLAG_5 (LABEL_DECL_CHECK (EXP))
|
|
|
/* Record whether a variable has been declared threadprivate by
|
/* Record whether a variable has been declared threadprivate by
|
#pragma omp threadprivate. */
|
#pragma omp threadprivate. */
|
#define C_DECL_THREADPRIVATE_P(DECL) DECL_LANG_FLAG_3 (VAR_DECL_CHECK (DECL))
|
#define C_DECL_THREADPRIVATE_P(DECL) DECL_LANG_FLAG_3 (VAR_DECL_CHECK (DECL))
|
|
|
/* Nonzero for a decl which either doesn't exist or isn't a prototype.
|
/* Nonzero for a decl which either doesn't exist or isn't a prototype.
|
N.B. Could be simplified if all built-in decls had complete prototypes
|
N.B. Could be simplified if all built-in decls had complete prototypes
|
(but this is presently difficult because some of them need FILE*). */
|
(but this is presently difficult because some of them need FILE*). */
|
#define C_DECL_ISNT_PROTOTYPE(EXP) \
|
#define C_DECL_ISNT_PROTOTYPE(EXP) \
|
(EXP == 0 \
|
(EXP == 0 \
|
|| (TYPE_ARG_TYPES (TREE_TYPE (EXP)) == 0 \
|
|| (TYPE_ARG_TYPES (TREE_TYPE (EXP)) == 0 \
|
&& !DECL_BUILT_IN (EXP)))
|
&& !DECL_BUILT_IN (EXP)))
|
|
|
/* For FUNCTION_TYPE, a hidden list of types of arguments. The same as
|
/* For FUNCTION_TYPE, a hidden list of types of arguments. The same as
|
TYPE_ARG_TYPES for functions with prototypes, but created for functions
|
TYPE_ARG_TYPES for functions with prototypes, but created for functions
|
without prototypes. */
|
without prototypes. */
|
#define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_LANG_SLOT_1 (NODE)
|
#define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_LANG_SLOT_1 (NODE)
|
|
|
/* Record parser information about an expression that is irrelevant
|
/* Record parser information about an expression that is irrelevant
|
for code generation alongside a tree representing its value. */
|
for code generation alongside a tree representing its value. */
|
struct c_expr
|
struct c_expr
|
{
|
{
|
/* The value of the expression. */
|
/* The value of the expression. */
|
tree value;
|
tree value;
|
/* Record the original binary operator of an expression, which may
|
/* Record the original binary operator of an expression, which may
|
have been changed by fold, STRING_CST for unparenthesized string
|
have been changed by fold, STRING_CST for unparenthesized string
|
constants, or ERROR_MARK for other expressions (including
|
constants, or ERROR_MARK for other expressions (including
|
parenthesized expressions). */
|
parenthesized expressions). */
|
enum tree_code original_code;
|
enum tree_code original_code;
|
};
|
};
|
|
|
/* A kind of type specifier. Note that this information is currently
|
/* A kind of type specifier. Note that this information is currently
|
only used to distinguish tag definitions, tag references and typeof
|
only used to distinguish tag definitions, tag references and typeof
|
uses. */
|
uses. */
|
enum c_typespec_kind {
|
enum c_typespec_kind {
|
/* A reserved keyword type specifier. */
|
/* A reserved keyword type specifier. */
|
ctsk_resword,
|
ctsk_resword,
|
/* A reference to a tag, previously declared, such as "struct foo".
|
/* A reference to a tag, previously declared, such as "struct foo".
|
This includes where the previous declaration was as a different
|
This includes where the previous declaration was as a different
|
kind of tag, in which case this is only valid if shadowing that
|
kind of tag, in which case this is only valid if shadowing that
|
tag in an inner scope. */
|
tag in an inner scope. */
|
ctsk_tagref,
|
ctsk_tagref,
|
/* A reference to a tag, not previously declared in a visible
|
/* A reference to a tag, not previously declared in a visible
|
scope. */
|
scope. */
|
ctsk_tagfirstref,
|
ctsk_tagfirstref,
|
/* A definition of a tag such as "struct foo { int a; }". */
|
/* A definition of a tag such as "struct foo { int a; }". */
|
ctsk_tagdef,
|
ctsk_tagdef,
|
/* A typedef name. */
|
/* A typedef name. */
|
ctsk_typedef,
|
ctsk_typedef,
|
/* An ObjC-specific kind of type specifier. */
|
/* An ObjC-specific kind of type specifier. */
|
ctsk_objc,
|
ctsk_objc,
|
/* A typeof specifier. */
|
/* A typeof specifier. */
|
ctsk_typeof
|
ctsk_typeof
|
};
|
};
|
|
|
/* A type specifier: this structure is created in the parser and
|
/* A type specifier: this structure is created in the parser and
|
passed to declspecs_add_type only. */
|
passed to declspecs_add_type only. */
|
struct c_typespec {
|
struct c_typespec {
|
/* What kind of type specifier this is. */
|
/* What kind of type specifier this is. */
|
enum c_typespec_kind kind;
|
enum c_typespec_kind kind;
|
/* The specifier itself. */
|
/* The specifier itself. */
|
tree spec;
|
tree spec;
|
};
|
};
|
|
|
/* A storage class specifier. */
|
/* A storage class specifier. */
|
enum c_storage_class {
|
enum c_storage_class {
|
csc_none,
|
csc_none,
|
csc_auto,
|
csc_auto,
|
csc_extern,
|
csc_extern,
|
csc_register,
|
csc_register,
|
csc_static,
|
csc_static,
|
csc_typedef
|
csc_typedef
|
};
|
};
|
|
|
/* A type specifier keyword "void", "_Bool", "char", "int", "float",
|
/* A type specifier keyword "void", "_Bool", "char", "int", "float",
|
"double", or none of these. */
|
"double", or none of these. */
|
enum c_typespec_keyword {
|
enum c_typespec_keyword {
|
cts_none,
|
cts_none,
|
cts_void,
|
cts_void,
|
cts_bool,
|
cts_bool,
|
cts_char,
|
cts_char,
|
cts_int,
|
cts_int,
|
cts_float,
|
cts_float,
|
cts_double,
|
cts_double,
|
cts_dfloat32,
|
cts_dfloat32,
|
cts_dfloat64,
|
cts_dfloat64,
|
cts_dfloat128
|
cts_dfloat128
|
};
|
};
|
|
|
/* A sequence of declaration specifiers in C. */
|
/* A sequence of declaration specifiers in C. */
|
struct c_declspecs {
|
struct c_declspecs {
|
/* The type specified, if a single type specifier such as a struct,
|
/* The type specified, if a single type specifier such as a struct,
|
union or enum specifier, typedef name or typeof specifies the
|
union or enum specifier, typedef name or typeof specifies the
|
whole type, or NULL_TREE if none or a keyword such as "void" or
|
whole type, or NULL_TREE if none or a keyword such as "void" or
|
"char" is used. Does not include qualifiers. */
|
"char" is used. Does not include qualifiers. */
|
tree type;
|
tree type;
|
/* The attributes from a typedef decl. */
|
/* The attributes from a typedef decl. */
|
tree decl_attr;
|
tree decl_attr;
|
/* When parsing, the attributes. Outside the parser, this will be
|
/* When parsing, the attributes. Outside the parser, this will be
|
NULL; attributes (possibly from multiple lists) will be passed
|
NULL; attributes (possibly from multiple lists) will be passed
|
separately. */
|
separately. */
|
tree attrs;
|
tree attrs;
|
/* Any type specifier keyword used such as "int", not reflecting
|
/* Any type specifier keyword used such as "int", not reflecting
|
modifiers such as "short", or cts_none if none. */
|
modifiers such as "short", or cts_none if none. */
|
enum c_typespec_keyword typespec_word;
|
enum c_typespec_keyword typespec_word;
|
/* The storage class specifier, or csc_none if none. */
|
/* The storage class specifier, or csc_none if none. */
|
enum c_storage_class storage_class;
|
enum c_storage_class storage_class;
|
/* Whether any declaration specifiers have been seen at all. */
|
/* Whether any declaration specifiers have been seen at all. */
|
BOOL_BITFIELD declspecs_seen_p : 1;
|
BOOL_BITFIELD declspecs_seen_p : 1;
|
/* Whether a type specifier has been seen. */
|
/* Whether a type specifier has been seen. */
|
BOOL_BITFIELD type_seen_p : 1;
|
BOOL_BITFIELD type_seen_p : 1;
|
/* Whether something other than a storage class specifier or
|
/* Whether something other than a storage class specifier or
|
attribute has been seen. This is used to warn for the
|
attribute has been seen. This is used to warn for the
|
obsolescent usage of storage class specifiers other than at the
|
obsolescent usage of storage class specifiers other than at the
|
start of the list. (Doing this properly would require function
|
start of the list. (Doing this properly would require function
|
specifiers to be handled separately from storage class
|
specifiers to be handled separately from storage class
|
specifiers.) */
|
specifiers.) */
|
BOOL_BITFIELD non_sc_seen_p : 1;
|
BOOL_BITFIELD non_sc_seen_p : 1;
|
/* Whether the type is specified by a typedef or typeof name. */
|
/* Whether the type is specified by a typedef or typeof name. */
|
BOOL_BITFIELD typedef_p : 1;
|
BOOL_BITFIELD typedef_p : 1;
|
/* Whether a struct, union or enum type either had its content
|
/* Whether a struct, union or enum type either had its content
|
defined by a type specifier in the list or was the first visible
|
defined by a type specifier in the list or was the first visible
|
declaration of its tag. */
|
declaration of its tag. */
|
BOOL_BITFIELD tag_defined_p : 1;
|
BOOL_BITFIELD tag_defined_p : 1;
|
/* Whether the type is explicitly "signed" or specified by a typedef
|
/* Whether the type is explicitly "signed" or specified by a typedef
|
whose type is explicitly "signed". */
|
whose type is explicitly "signed". */
|
BOOL_BITFIELD explicit_signed_p : 1;
|
BOOL_BITFIELD explicit_signed_p : 1;
|
/* Whether the specifiers include a deprecated typedef. */
|
/* Whether the specifiers include a deprecated typedef. */
|
BOOL_BITFIELD deprecated_p : 1;
|
BOOL_BITFIELD deprecated_p : 1;
|
/* Whether the type defaulted to "int" because there were no type
|
/* Whether the type defaulted to "int" because there were no type
|
specifiers. */
|
specifiers. */
|
BOOL_BITFIELD default_int_p;
|
BOOL_BITFIELD default_int_p;
|
/* Whether "long" was specified. */
|
/* Whether "long" was specified. */
|
BOOL_BITFIELD long_p : 1;
|
BOOL_BITFIELD long_p : 1;
|
/* Whether "long" was specified more than once. */
|
/* Whether "long" was specified more than once. */
|
BOOL_BITFIELD long_long_p : 1;
|
BOOL_BITFIELD long_long_p : 1;
|
/* Whether "short" was specified. */
|
/* Whether "short" was specified. */
|
BOOL_BITFIELD short_p : 1;
|
BOOL_BITFIELD short_p : 1;
|
/* Whether "signed" was specified. */
|
/* Whether "signed" was specified. */
|
BOOL_BITFIELD signed_p : 1;
|
BOOL_BITFIELD signed_p : 1;
|
/* Whether "unsigned" was specified. */
|
/* Whether "unsigned" was specified. */
|
BOOL_BITFIELD unsigned_p : 1;
|
BOOL_BITFIELD unsigned_p : 1;
|
/* Whether "complex" was specified. */
|
/* Whether "complex" was specified. */
|
BOOL_BITFIELD complex_p : 1;
|
BOOL_BITFIELD complex_p : 1;
|
/* Whether "inline" was specified. */
|
/* Whether "inline" was specified. */
|
BOOL_BITFIELD inline_p : 1;
|
BOOL_BITFIELD inline_p : 1;
|
/* Whether "__thread" was specified. */
|
/* Whether "__thread" was specified. */
|
BOOL_BITFIELD thread_p : 1;
|
BOOL_BITFIELD thread_p : 1;
|
/* Whether "const" was specified. */
|
/* Whether "const" was specified. */
|
BOOL_BITFIELD const_p : 1;
|
BOOL_BITFIELD const_p : 1;
|
/* Whether "volatile" was specified. */
|
/* Whether "volatile" was specified. */
|
BOOL_BITFIELD volatile_p : 1;
|
BOOL_BITFIELD volatile_p : 1;
|
/* Whether "restrict" was specified. */
|
/* Whether "restrict" was specified. */
|
BOOL_BITFIELD restrict_p : 1;
|
BOOL_BITFIELD restrict_p : 1;
|
};
|
};
|
|
|
/* The various kinds of declarators in C. */
|
/* The various kinds of declarators in C. */
|
enum c_declarator_kind {
|
enum c_declarator_kind {
|
/* An identifier. */
|
/* An identifier. */
|
cdk_id,
|
cdk_id,
|
/* A function. */
|
/* A function. */
|
cdk_function,
|
cdk_function,
|
/* An array. */
|
/* An array. */
|
cdk_array,
|
cdk_array,
|
/* A pointer. */
|
/* A pointer. */
|
cdk_pointer,
|
cdk_pointer,
|
/* Parenthesized declarator with nested attributes. */
|
/* Parenthesized declarator with nested attributes. */
|
cdk_attrs
|
cdk_attrs
|
};
|
};
|
|
|
/* Information about the parameters in a function declarator. */
|
/* Information about the parameters in a function declarator. */
|
struct c_arg_info {
|
struct c_arg_info {
|
/* A list of parameter decls. */
|
/* A list of parameter decls. */
|
tree parms;
|
tree parms;
|
/* A list of structure, union and enum tags defined. */
|
/* A list of structure, union and enum tags defined. */
|
tree tags;
|
tree tags;
|
/* A list of argument types to go in the FUNCTION_TYPE. */
|
/* A list of argument types to go in the FUNCTION_TYPE. */
|
tree types;
|
tree types;
|
/* A list of non-parameter decls (notably enumeration constants)
|
/* A list of non-parameter decls (notably enumeration constants)
|
defined with the parameters. */
|
defined with the parameters. */
|
tree others;
|
tree others;
|
/* A list of VLA sizes from the parameters. In a function
|
/* A list of VLA sizes from the parameters. In a function
|
definition, these are used to ensure that side-effects in sizes
|
definition, these are used to ensure that side-effects in sizes
|
of arrays converted to pointers (such as a parameter int i[n++])
|
of arrays converted to pointers (such as a parameter int i[n++])
|
take place; otherwise, they are ignored. */
|
take place; otherwise, they are ignored. */
|
tree pending_sizes;
|
tree pending_sizes;
|
/* True when these arguments had [*]. */
|
/* True when these arguments had [*]. */
|
BOOL_BITFIELD had_vla_unspec : 1;
|
BOOL_BITFIELD had_vla_unspec : 1;
|
};
|
};
|
|
|
/* A declarator. */
|
/* A declarator. */
|
struct c_declarator {
|
struct c_declarator {
|
/* The kind of declarator. */
|
/* The kind of declarator. */
|
enum c_declarator_kind kind;
|
enum c_declarator_kind kind;
|
/* Except for cdk_id, the contained declarator. For cdk_id, NULL. */
|
/* Except for cdk_id, the contained declarator. For cdk_id, NULL. */
|
struct c_declarator *declarator;
|
struct c_declarator *declarator;
|
location_t id_loc; /* Currently only set for cdk_id. */
|
location_t id_loc; /* Currently only set for cdk_id. */
|
union {
|
union {
|
/* For identifiers, an IDENTIFIER_NODE or NULL_TREE if an abstract
|
/* For identifiers, an IDENTIFIER_NODE or NULL_TREE if an abstract
|
declarator. */
|
declarator. */
|
tree id;
|
tree id;
|
/* For functions. */
|
/* For functions. */
|
struct c_arg_info *arg_info;
|
struct c_arg_info *arg_info;
|
/* For arrays. */
|
/* For arrays. */
|
struct {
|
struct {
|
/* The array dimension, or NULL for [] and [*]. */
|
/* The array dimension, or NULL for [] and [*]. */
|
tree dimen;
|
tree dimen;
|
/* The qualifiers inside []. */
|
/* The qualifiers inside []. */
|
int quals;
|
int quals;
|
/* The attributes (currently ignored) inside []. */
|
/* The attributes (currently ignored) inside []. */
|
tree attrs;
|
tree attrs;
|
/* Whether [static] was used. */
|
/* Whether [static] was used. */
|
BOOL_BITFIELD static_p : 1;
|
BOOL_BITFIELD static_p : 1;
|
/* Whether [*] was used. */
|
/* Whether [*] was used. */
|
BOOL_BITFIELD vla_unspec_p : 1;
|
BOOL_BITFIELD vla_unspec_p : 1;
|
} array;
|
} array;
|
/* For pointers, the qualifiers on the pointer type. */
|
/* For pointers, the qualifiers on the pointer type. */
|
int pointer_quals;
|
int pointer_quals;
|
/* For attributes. */
|
/* For attributes. */
|
tree attrs;
|
tree attrs;
|
} u;
|
} u;
|
};
|
};
|
|
|
/* A type name. */
|
/* A type name. */
|
struct c_type_name {
|
struct c_type_name {
|
/* The declaration specifiers. */
|
/* The declaration specifiers. */
|
struct c_declspecs *specs;
|
struct c_declspecs *specs;
|
/* The declarator. */
|
/* The declarator. */
|
struct c_declarator *declarator;
|
struct c_declarator *declarator;
|
};
|
};
|
|
|
/* A parameter. */
|
/* A parameter. */
|
struct c_parm {
|
struct c_parm {
|
/* The declaration specifiers, minus any prefix attributes. */
|
/* The declaration specifiers, minus any prefix attributes. */
|
struct c_declspecs *specs;
|
struct c_declspecs *specs;
|
/* The attributes. */
|
/* The attributes. */
|
tree attrs;
|
tree attrs;
|
/* The declarator. */
|
/* The declarator. */
|
struct c_declarator *declarator;
|
struct c_declarator *declarator;
|
};
|
};
|
|
|
/* Save and restore the variables in this file and elsewhere
|
/* Save and restore the variables in this file and elsewhere
|
that keep track of the progress of compilation of the current function.
|
that keep track of the progress of compilation of the current function.
|
Used for nested functions. */
|
Used for nested functions. */
|
|
|
struct language_function GTY(())
|
struct language_function GTY(())
|
{
|
{
|
struct c_language_function base;
|
struct c_language_function base;
|
tree x_break_label;
|
tree x_break_label;
|
tree x_cont_label;
|
tree x_cont_label;
|
struct c_switch * GTY((skip)) x_switch_stack;
|
struct c_switch * GTY((skip)) x_switch_stack;
|
struct c_arg_info * GTY((skip)) arg_info;
|
struct c_arg_info * GTY((skip)) arg_info;
|
int returns_value;
|
int returns_value;
|
int returns_null;
|
int returns_null;
|
int returns_abnormally;
|
int returns_abnormally;
|
int warn_about_return_type;
|
int warn_about_return_type;
|
int extern_inline;
|
int extern_inline;
|
};
|
};
|
|
|
/* Save lists of labels used or defined in particular contexts.
|
/* Save lists of labels used or defined in particular contexts.
|
Allocated on the parser obstack. */
|
Allocated on the parser obstack. */
|
|
|
struct c_label_list
|
struct c_label_list
|
{
|
{
|
/* The label at the head of the list. */
|
/* The label at the head of the list. */
|
tree label;
|
tree label;
|
/* The rest of the list. */
|
/* The rest of the list. */
|
struct c_label_list *next;
|
struct c_label_list *next;
|
};
|
};
|
|
|
/* Statement expression context. */
|
/* Statement expression context. */
|
|
|
struct c_label_context_se
|
struct c_label_context_se
|
{
|
{
|
/* The labels defined at this level of nesting. */
|
/* The labels defined at this level of nesting. */
|
struct c_label_list *labels_def;
|
struct c_label_list *labels_def;
|
/* The labels used at this level of nesting. */
|
/* The labels used at this level of nesting. */
|
struct c_label_list *labels_used;
|
struct c_label_list *labels_used;
|
/* The next outermost context. */
|
/* The next outermost context. */
|
struct c_label_context_se *next;
|
struct c_label_context_se *next;
|
};
|
};
|
|
|
/* Context of variably modified declarations. */
|
/* Context of variably modified declarations. */
|
|
|
struct c_label_context_vm
|
struct c_label_context_vm
|
{
|
{
|
/* The labels defined at this level of nesting. */
|
/* The labels defined at this level of nesting. */
|
struct c_label_list *labels_def;
|
struct c_label_list *labels_def;
|
/* The labels used at this level of nesting. */
|
/* The labels used at this level of nesting. */
|
struct c_label_list *labels_used;
|
struct c_label_list *labels_used;
|
/* The scope of this context. Multiple contexts may be at the same
|
/* The scope of this context. Multiple contexts may be at the same
|
numbered scope, since each variably modified declaration starts a
|
numbered scope, since each variably modified declaration starts a
|
new context. */
|
new context. */
|
unsigned scope;
|
unsigned scope;
|
/* The next outermost context. */
|
/* The next outermost context. */
|
struct c_label_context_vm *next;
|
struct c_label_context_vm *next;
|
};
|
};
|
|
|
|
|
/* in c-parser.c */
|
/* in c-parser.c */
|
extern void c_parse_init (void);
|
extern void c_parse_init (void);
|
|
|
/* in c-aux-info.c */
|
/* in c-aux-info.c */
|
extern void gen_aux_info_record (tree, int, int, int);
|
extern void gen_aux_info_record (tree, int, int, int);
|
|
|
/* in c-decl.c */
|
/* in c-decl.c */
|
extern struct obstack parser_obstack;
|
extern struct obstack parser_obstack;
|
extern tree c_break_label;
|
extern tree c_break_label;
|
extern tree c_cont_label;
|
extern tree c_cont_label;
|
|
|
extern int global_bindings_p (void);
|
extern int global_bindings_p (void);
|
extern void push_scope (void);
|
extern void push_scope (void);
|
extern tree pop_scope (void);
|
extern tree pop_scope (void);
|
extern void insert_block (tree);
|
extern void insert_block (tree);
|
extern void c_expand_body (tree);
|
extern void c_expand_body (tree);
|
|
|
extern void c_init_decl_processing (void);
|
extern void c_init_decl_processing (void);
|
extern void c_dup_lang_specific_decl (tree);
|
extern void c_dup_lang_specific_decl (tree);
|
extern void c_print_identifier (FILE *, tree, int);
|
extern void c_print_identifier (FILE *, tree, int);
|
extern int quals_from_declspecs (const struct c_declspecs *);
|
extern int quals_from_declspecs (const struct c_declspecs *);
|
extern struct c_declarator *build_array_declarator (tree, struct c_declspecs *,
|
extern struct c_declarator *build_array_declarator (tree, struct c_declspecs *,
|
bool, bool);
|
bool, bool);
|
extern tree build_enumerator (tree, tree);
|
extern tree build_enumerator (tree, tree);
|
extern tree check_for_loop_decls (void);
|
extern tree check_for_loop_decls (void);
|
extern void mark_forward_parm_decls (void);
|
extern void mark_forward_parm_decls (void);
|
extern void declare_parm_level (void);
|
extern void declare_parm_level (void);
|
extern void undeclared_variable (tree, location_t);
|
extern void undeclared_variable (tree, location_t);
|
extern tree declare_label (tree);
|
extern tree declare_label (tree);
|
extern tree define_label (location_t, tree);
|
extern tree define_label (location_t, tree);
|
extern void c_maybe_initialize_eh (void);
|
extern void c_maybe_initialize_eh (void);
|
extern void finish_decl (tree, tree, tree);
|
extern void finish_decl (tree, tree, tree);
|
extern tree finish_enum (tree, tree, tree);
|
extern tree finish_enum (tree, tree, tree);
|
extern void finish_function (void);
|
extern void finish_function (void);
|
extern tree finish_struct (tree, tree, tree);
|
extern tree finish_struct (tree, tree, tree);
|
extern struct c_arg_info *get_parm_info (bool);
|
extern struct c_arg_info *get_parm_info (bool);
|
extern tree grokfield (struct c_declarator *, struct c_declspecs *, tree);
|
extern tree grokfield (struct c_declarator *, struct c_declspecs *, tree);
|
extern tree groktypename (struct c_type_name *);
|
extern tree groktypename (struct c_type_name *);
|
extern tree grokparm (const struct c_parm *);
|
extern tree grokparm (const struct c_parm *);
|
extern tree implicitly_declare (tree);
|
extern tree implicitly_declare (tree);
|
extern void keep_next_level (void);
|
extern void keep_next_level (void);
|
extern void pending_xref_error (void);
|
extern void pending_xref_error (void);
|
extern void c_push_function_context (struct function *);
|
extern void c_push_function_context (struct function *);
|
extern void c_pop_function_context (struct function *);
|
extern void c_pop_function_context (struct function *);
|
extern void push_parm_decl (const struct c_parm *);
|
extern void push_parm_decl (const struct c_parm *);
|
extern struct c_declarator *set_array_declarator_inner (struct c_declarator *,
|
extern struct c_declarator *set_array_declarator_inner (struct c_declarator *,
|
struct c_declarator *,
|
struct c_declarator *,
|
bool);
|
bool);
|
extern tree builtin_function (const char *, tree, int, enum built_in_class,
|
extern tree builtin_function (const char *, tree, int, enum built_in_class,
|
const char *, tree);
|
const char *, tree);
|
extern void shadow_tag (const struct c_declspecs *);
|
extern void shadow_tag (const struct c_declspecs *);
|
extern void shadow_tag_warned (const struct c_declspecs *, int);
|
extern void shadow_tag_warned (const struct c_declspecs *, int);
|
extern tree start_enum (tree);
|
extern tree start_enum (tree);
|
extern int start_function (struct c_declspecs *, struct c_declarator *, tree);
|
extern int start_function (struct c_declspecs *, struct c_declarator *, tree);
|
extern tree start_decl (struct c_declarator *, struct c_declspecs *, bool,
|
extern tree start_decl (struct c_declarator *, struct c_declspecs *, bool,
|
tree);
|
tree);
|
extern tree start_struct (enum tree_code, tree);
|
extern tree start_struct (enum tree_code, tree);
|
extern void store_parm_decls (void);
|
extern void store_parm_decls (void);
|
extern void store_parm_decls_from (struct c_arg_info *);
|
extern void store_parm_decls_from (struct c_arg_info *);
|
extern tree xref_tag (enum tree_code, tree);
|
extern tree xref_tag (enum tree_code, tree);
|
extern struct c_typespec parser_xref_tag (enum tree_code, tree);
|
extern struct c_typespec parser_xref_tag (enum tree_code, tree);
|
extern int c_expand_decl (tree);
|
extern int c_expand_decl (tree);
|
extern struct c_parm *build_c_parm (struct c_declspecs *, tree,
|
extern struct c_parm *build_c_parm (struct c_declspecs *, tree,
|
struct c_declarator *);
|
struct c_declarator *);
|
extern struct c_declarator *build_attrs_declarator (tree,
|
extern struct c_declarator *build_attrs_declarator (tree,
|
struct c_declarator *);
|
struct c_declarator *);
|
extern struct c_declarator *build_function_declarator (struct c_arg_info *,
|
extern struct c_declarator *build_function_declarator (struct c_arg_info *,
|
struct c_declarator *);
|
struct c_declarator *);
|
extern struct c_declarator *build_id_declarator (tree);
|
extern struct c_declarator *build_id_declarator (tree);
|
extern struct c_declarator *make_pointer_declarator (struct c_declspecs *,
|
extern struct c_declarator *make_pointer_declarator (struct c_declspecs *,
|
struct c_declarator *);
|
struct c_declarator *);
|
extern struct c_declspecs *build_null_declspecs (void);
|
extern struct c_declspecs *build_null_declspecs (void);
|
extern struct c_declspecs *declspecs_add_qual (struct c_declspecs *, tree);
|
extern struct c_declspecs *declspecs_add_qual (struct c_declspecs *, tree);
|
extern struct c_declspecs *declspecs_add_type (struct c_declspecs *,
|
extern struct c_declspecs *declspecs_add_type (struct c_declspecs *,
|
struct c_typespec);
|
struct c_typespec);
|
extern struct c_declspecs *declspecs_add_scspec (struct c_declspecs *, tree);
|
extern struct c_declspecs *declspecs_add_scspec (struct c_declspecs *, tree);
|
extern struct c_declspecs *declspecs_add_attrs (struct c_declspecs *, tree);
|
extern struct c_declspecs *declspecs_add_attrs (struct c_declspecs *, tree);
|
extern struct c_declspecs *finish_declspecs (struct c_declspecs *);
|
extern struct c_declspecs *finish_declspecs (struct c_declspecs *);
|
|
|
/* in c-objc-common.c */
|
/* in c-objc-common.c */
|
extern int c_disregard_inline_limits (tree);
|
extern int c_disregard_inline_limits (tree);
|
extern int c_cannot_inline_tree_fn (tree *);
|
extern int c_cannot_inline_tree_fn (tree *);
|
extern bool c_objc_common_init (void);
|
extern bool c_objc_common_init (void);
|
extern bool c_missing_noreturn_ok_p (tree);
|
extern bool c_missing_noreturn_ok_p (tree);
|
extern tree c_objc_common_truthvalue_conversion (tree expr);
|
extern tree c_objc_common_truthvalue_conversion (tree expr);
|
extern bool c_warn_unused_global_decl (tree);
|
extern bool c_warn_unused_global_decl (tree);
|
extern void c_initialize_diagnostics (diagnostic_context *);
|
extern void c_initialize_diagnostics (diagnostic_context *);
|
extern bool c_vla_unspec_p (tree x, tree fn);
|
extern bool c_vla_unspec_p (tree x, tree fn);
|
|
|
#define c_build_type_variant(TYPE, CONST_P, VOLATILE_P) \
|
#define c_build_type_variant(TYPE, CONST_P, VOLATILE_P) \
|
c_build_qualified_type ((TYPE), \
|
c_build_qualified_type ((TYPE), \
|
((CONST_P) ? TYPE_QUAL_CONST : 0) | \
|
((CONST_P) ? TYPE_QUAL_CONST : 0) | \
|
((VOLATILE_P) ? TYPE_QUAL_VOLATILE : 0))
|
((VOLATILE_P) ? TYPE_QUAL_VOLATILE : 0))
|
|
|
/* in c-typeck.c */
|
/* in c-typeck.c */
|
extern int in_alignof;
|
extern int in_alignof;
|
extern int in_sizeof;
|
extern int in_sizeof;
|
extern int in_typeof;
|
extern int in_typeof;
|
|
|
extern struct c_switch *c_switch_stack;
|
extern struct c_switch *c_switch_stack;
|
extern struct c_label_context_se *label_context_stack_se;
|
extern struct c_label_context_se *label_context_stack_se;
|
extern struct c_label_context_vm *label_context_stack_vm;
|
extern struct c_label_context_vm *label_context_stack_vm;
|
|
|
extern tree require_complete_type (tree);
|
extern tree require_complete_type (tree);
|
extern int same_translation_unit_p (tree, tree);
|
extern int same_translation_unit_p (tree, tree);
|
extern int comptypes (tree, tree);
|
extern int comptypes (tree, tree);
|
extern bool c_vla_type_p (tree);
|
extern bool c_vla_type_p (tree);
|
extern bool c_mark_addressable (tree);
|
extern bool c_mark_addressable (tree);
|
extern void c_incomplete_type_error (tree, tree);
|
extern void c_incomplete_type_error (tree, tree);
|
extern tree c_type_promotes_to (tree);
|
extern tree c_type_promotes_to (tree);
|
extern struct c_expr default_function_array_conversion (struct c_expr);
|
extern struct c_expr default_function_array_conversion (struct c_expr);
|
extern tree composite_type (tree, tree);
|
extern tree composite_type (tree, tree);
|
extern tree build_component_ref (tree, tree);
|
extern tree build_component_ref (tree, tree);
|
extern tree build_array_ref (tree, tree);
|
extern tree build_array_ref (tree, tree);
|
extern tree build_external_ref (tree, int, location_t);
|
extern tree build_external_ref (tree, int, location_t);
|
extern void pop_maybe_used (bool);
|
extern void pop_maybe_used (bool);
|
extern struct c_expr c_expr_sizeof_expr (struct c_expr);
|
extern struct c_expr c_expr_sizeof_expr (struct c_expr);
|
extern struct c_expr c_expr_sizeof_type (struct c_type_name *);
|
extern struct c_expr c_expr_sizeof_type (struct c_type_name *);
|
extern struct c_expr parser_build_unary_op (enum tree_code, struct c_expr);
|
extern struct c_expr parser_build_unary_op (enum tree_code, struct c_expr);
|
extern struct c_expr parser_build_binary_op (enum tree_code, struct c_expr,
|
extern struct c_expr parser_build_binary_op (enum tree_code, struct c_expr,
|
struct c_expr);
|
struct c_expr);
|
extern tree build_conditional_expr (tree, tree, tree);
|
extern tree build_conditional_expr (tree, tree, tree);
|
extern tree build_compound_expr (tree, tree);
|
extern tree build_compound_expr (tree, tree);
|
extern tree c_cast_expr (struct c_type_name *, tree);
|
extern tree c_cast_expr (struct c_type_name *, tree);
|
extern tree build_c_cast (tree, tree);
|
extern tree build_c_cast (tree, tree);
|
extern void store_init_value (tree, tree);
|
extern void store_init_value (tree, tree);
|
extern void error_init (const char *);
|
extern void error_init (const char *);
|
extern void pedwarn_init (const char *);
|
extern void pedwarn_init (const char *);
|
extern void maybe_warn_string_init (tree, struct c_expr);
|
extern void maybe_warn_string_init (tree, struct c_expr);
|
extern void start_init (tree, tree, int);
|
extern void start_init (tree, tree, int);
|
extern void finish_init (void);
|
extern void finish_init (void);
|
extern void really_start_incremental_init (tree);
|
extern void really_start_incremental_init (tree);
|
extern void push_init_level (int);
|
extern void push_init_level (int);
|
extern struct c_expr pop_init_level (int);
|
extern struct c_expr pop_init_level (int);
|
extern void set_init_index (tree, tree);
|
extern void set_init_index (tree, tree);
|
extern void set_init_label (tree);
|
extern void set_init_label (tree);
|
extern void process_init_element (struct c_expr);
|
extern void process_init_element (struct c_expr);
|
extern tree build_compound_literal (tree, tree);
|
extern tree build_compound_literal (tree, tree);
|
extern tree c_start_case (tree);
|
extern tree c_start_case (tree);
|
extern void c_finish_case (tree);
|
extern void c_finish_case (tree);
|
extern tree build_asm_expr (tree, tree, tree, tree, bool);
|
extern tree build_asm_expr (tree, tree, tree, tree, bool);
|
extern tree build_asm_stmt (tree, tree);
|
extern tree build_asm_stmt (tree, tree);
|
extern tree c_convert_parm_for_inlining (tree, tree, tree, int);
|
extern tree c_convert_parm_for_inlining (tree, tree, tree, int);
|
extern int c_types_compatible_p (tree, tree);
|
extern int c_types_compatible_p (tree, tree);
|
extern tree c_begin_compound_stmt (bool);
|
extern tree c_begin_compound_stmt (bool);
|
extern tree c_end_compound_stmt (tree, bool);
|
extern tree c_end_compound_stmt (tree, bool);
|
extern void c_finish_if_stmt (location_t, tree, tree, tree, bool);
|
extern void c_finish_if_stmt (location_t, tree, tree, tree, bool);
|
extern void c_finish_loop (location_t, tree, tree, tree, tree, tree, bool);
|
extern void c_finish_loop (location_t, tree, tree, tree, tree, tree, bool);
|
extern tree c_begin_stmt_expr (void);
|
extern tree c_begin_stmt_expr (void);
|
extern tree c_finish_stmt_expr (tree);
|
extern tree c_finish_stmt_expr (tree);
|
extern tree c_process_expr_stmt (tree);
|
extern tree c_process_expr_stmt (tree);
|
extern tree c_finish_expr_stmt (tree);
|
extern tree c_finish_expr_stmt (tree);
|
extern tree c_finish_return (tree);
|
extern tree c_finish_return (tree);
|
extern tree c_finish_bc_stmt (tree *, bool);
|
extern tree c_finish_bc_stmt (tree *, bool);
|
extern tree c_finish_goto_label (tree);
|
extern tree c_finish_goto_label (tree);
|
extern tree c_finish_goto_ptr (tree);
|
extern tree c_finish_goto_ptr (tree);
|
extern void c_begin_vm_scope (unsigned int);
|
extern void c_begin_vm_scope (unsigned int);
|
extern void c_end_vm_scope (unsigned int);
|
extern void c_end_vm_scope (unsigned int);
|
extern tree c_expr_to_decl (tree, bool *, bool *, bool *);
|
extern tree c_expr_to_decl (tree, bool *, bool *, bool *);
|
extern tree c_begin_omp_parallel (void);
|
extern tree c_begin_omp_parallel (void);
|
extern tree c_finish_omp_parallel (tree, tree);
|
extern tree c_finish_omp_parallel (tree, tree);
|
extern tree c_finish_omp_clauses (tree);
|
extern tree c_finish_omp_clauses (tree);
|
|
|
/* Set to 0 at beginning of a function definition, set to 1 if
|
/* Set to 0 at beginning of a function definition, set to 1 if
|
a return statement that specifies a return value is seen. */
|
a return statement that specifies a return value is seen. */
|
|
|
extern int current_function_returns_value;
|
extern int current_function_returns_value;
|
|
|
/* Set to 0 at beginning of a function definition, set to 1 if
|
/* Set to 0 at beginning of a function definition, set to 1 if
|
a return statement with no argument is seen. */
|
a return statement with no argument is seen. */
|
|
|
extern int current_function_returns_null;
|
extern int current_function_returns_null;
|
|
|
/* Set to 0 at beginning of a function definition, set to 1 if
|
/* Set to 0 at beginning of a function definition, set to 1 if
|
a call to a noreturn function is seen. */
|
a call to a noreturn function is seen. */
|
|
|
extern int current_function_returns_abnormally;
|
extern int current_function_returns_abnormally;
|
|
|
/* Nonzero means we are reading code that came from a system header file. */
|
/* Nonzero means we are reading code that came from a system header file. */
|
|
|
extern int system_header_p;
|
extern int system_header_p;
|
|
|
/* True means global_bindings_p should return false even if the scope stack
|
/* True means global_bindings_p should return false even if the scope stack
|
says we are in file scope. */
|
says we are in file scope. */
|
|
|
extern bool c_override_global_bindings_to_false;
|
extern bool c_override_global_bindings_to_false;
|
|
|
/* True means we've initialized exception handling. */
|
/* True means we've initialized exception handling. */
|
extern bool c_eh_initialized_p;
|
extern bool c_eh_initialized_p;
|
|
|
/* In c-decl.c */
|
/* In c-decl.c */
|
extern void c_finish_incomplete_decl (tree);
|
extern void c_finish_incomplete_decl (tree);
|
extern void c_write_global_declarations (void);
|
extern void c_write_global_declarations (void);
|
|
|
/* In order for the format checking to accept the C frontend
|
/* In order for the format checking to accept the C frontend
|
diagnostic framework extensions, you must include this file before
|
diagnostic framework extensions, you must include this file before
|
toplev.h, not after. */
|
toplev.h, not after. */
|
#if GCC_VERSION >= 4001
|
#if GCC_VERSION >= 4001
|
#define ATTRIBUTE_GCC_CDIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m ,n))) ATTRIBUTE_NONNULL(m)
|
#define ATTRIBUTE_GCC_CDIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m ,n))) ATTRIBUTE_NONNULL(m)
|
#else
|
#else
|
#define ATTRIBUTE_GCC_CDIAG(m, n) ATTRIBUTE_NONNULL(m)
|
#define ATTRIBUTE_GCC_CDIAG(m, n) ATTRIBUTE_NONNULL(m)
|
#endif
|
#endif
|
|
|
extern void pedwarn_c90 (const char *, ...) ATTRIBUTE_GCC_CDIAG(1,2);
|
extern void pedwarn_c90 (const char *, ...) ATTRIBUTE_GCC_CDIAG(1,2);
|
extern void pedwarn_c99 (const char *, ...) ATTRIBUTE_GCC_CDIAG(1,2);
|
extern void pedwarn_c99 (const char *, ...) ATTRIBUTE_GCC_CDIAG(1,2);
|
|
|
#endif /* ! GCC_C_TREE_H */
|
#endif /* ! GCC_C_TREE_H */
|
|
|
