#include "ggc.h"
#include "function.h"
#include "hashtab.h"
-#include "splay-tree.h"
#include "vec.h"
-#include "c-common.h"
-#include "name-lookup.h"
/* In order for the format checking to accept the C++ front end
diagnostic framework extensions, you must include this file before
- toplev.h, not after. We override the definition of GCC_DIAG_STYLE
+ diagnostic-core.h, not after. We override the definition of GCC_DIAG_STYLE
in c-common.h. */
#undef GCC_DIAG_STYLE
#define GCC_DIAG_STYLE __gcc_cxxdiag__
-#if GCC_VERSION >= 4001
-#define ATTRIBUTE_GCC_CXXDIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
-#else
-#define ATTRIBUTE_GCC_CXXDIAG(m, n) ATTRIBUTE_NONNULL(m)
-#endif
-#ifdef GCC_TOPLEV_H
+#if defined(GCC_DIAGNOSTIC_CORE_H) || defined (GCC_C_COMMON_H)
#error \
In order for the format checking to accept the C++ front end diagnostic \
-framework extensions, you must include this file before toplev.h, not after.
+framework extensions, you must include this file before diagnostic-core.h and \
+c-common.h, not after.
#endif
-#include "toplev.h"
+#include "c-family/c-common.h"
#include "diagnostic.h"
+#include "name-lookup.h"
+
/* Usage of TREE_LANG_FLAG_?:
0: IDENTIFIER_MARKED (IDENTIFIER_NODEs)
NEW_EXPR_USE_GLOBAL (in NEW_EXPR).
CONSTRUCTOR_IS_DIRECT_INIT (in CONSTRUCTOR)
LAMBDA_EXPR_CAPTURES_THIS_P (in LAMBDA_EXPR)
DECLTYPE_FOR_LAMBDA_CAPTURE (in DECLTYPE_TYPE)
+ VEC_INIT_EXPR_IS_CONSTEXPR (in VEC_INIT_EXPR)
1: IDENTIFIER_VIRTUAL_P (in IDENTIFIER_NODE)
TI_PENDING_TEMPLATE_FLAG.
TEMPLATE_PARMS_FOR_INLINE.
The BV_FN is the declaration for the virtual function itself.
+ If BV_LOST_PRIMARY is set, it means that this entry is for a lost
+ primary virtual base and can be left null in the vtable.
+
BINFO_VTABLE
This is an expression with POINTER_TYPE that gives the value
to which the vptr should be initialized. Use get_vtbl_decl_for_binfo
int index;
int level;
int orig_level;
+ int num_siblings;
tree decl;
};
typedef struct template_parm_index_s template_parm_index;
struct GTY(()) ptrmem_cst {
struct tree_common common;
- /* This isn't used, but the middle-end expects all constants to have
- this field. */
- rtx rtl;
tree member;
};
typedef struct ptrmem_cst * ptrmem_cst_t;
#define same_type_p(TYPE1, TYPE2) \
comptypes ((TYPE1), (TYPE2), COMPARE_STRICT)
-/* Returns nonzero iff TYPE1 and TYPE2 are the same type, ignoring
- top-level qualifiers. */
-#define same_type_ignoring_top_level_qualifiers_p(TYPE1, TYPE2) \
- same_type_p (TYPE_MAIN_VARIANT (TYPE1), TYPE_MAIN_VARIANT (TYPE2))
-
/* Nonzero if we are presently building a statement tree, rather
than expanding each statement as we encounter it. */
#define building_stmt_tree() (cur_stmt_list != NULL_TREE)
/* scoped enums */
CPP0X_SCOPED_ENUMS,
/* defaulted and deleted functions */
- CPP0X_DEFAULTED_DELETED
+ CPP0X_DEFAULTED_DELETED,
+ /* inline namespaces */
+ CPP0X_INLINE_NAMESPACES
} cpp0x_warn_str;
/* The various kinds of operation used by composite_pointer_type. */
REK_DECREMENT
} readonly_error_kind;
+/* Possible cases of expression list used by build_x_compound_expr_from_list. */
+typedef enum expr_list_kind {
+ ELK_INIT, /* initializer */
+ ELK_MEM_INIT, /* member initializer */
+ ELK_FUNC_CAST /* functional cast */
+} expr_list_kind;
+
+/* Possible cases of implicit bad rhs conversions. */
+typedef enum impl_conv_rhs {
+ ICR_DEFAULT_ARGUMENT, /* default argument */
+ ICR_CONVERTING, /* converting */
+ ICR_INIT, /* initialization */
+ ICR_ARGPASS, /* argument passing */
+ ICR_RETURN, /* return */
+ ICR_ASSIGN /* assignment */
+} impl_conv_rhs;
+
+/* Possible cases of implicit or explicit bad conversions to void. */
+typedef enum impl_conv_void {
+ ICV_CAST, /* (explicit) conversion to void */
+ ICV_SECOND_OF_COND, /* second operand of conditional expression */
+ ICV_THIRD_OF_COND, /* third operand of conditional expression */
+ ICV_RIGHT_OF_COMMA, /* right operand of comma operator */
+ ICV_LEFT_OF_COMMA, /* left operand of comma operator */
+ ICV_STATEMENT, /* statement */
+ ICV_THIRD_IN_FOR /* for increment expression */
+} impl_conv_void;
+
/* Macros for access to language-specific slots in an identifier. */
#define IDENTIFIER_NAMESPACE_BINDINGS(NODE) \
CPTK_IS_POLYMORPHIC,
CPTK_IS_STD_LAYOUT,
CPTK_IS_TRIVIAL,
+ CPTK_IS_LITERAL_TYPE,
CPTK_IS_UNION
} cp_trait_kind;
CPTI_LANG_NAME_JAVA,
CPTI_EMPTY_EXCEPT_SPEC,
+ CPTI_NOEXCEPT_TRUE_SPEC,
+ CPTI_NOEXCEPT_FALSE_SPEC,
CPTI_JCLASS,
CPTI_TERMINATE,
CPTI_CALL_UNEXPECTED,
CPTI_KEYED_CLASSES,
CPTI_NULLPTR,
+ CPTI_NULLPTR_TYPE,
CPTI_MAX
};
#define global_delete_fndecl cp_global_trees[CPTI_GLOBAL_DELETE_FNDECL]
#define current_aggr cp_global_trees[CPTI_AGGR_TAG]
#define nullptr_node cp_global_trees[CPTI_NULLPTR]
+#define nullptr_type_node cp_global_trees[CPTI_NULLPTR_TYPE]
/* We cache these tree nodes so as to call get_identifier less
frequently. */
/* Exception specifier used for throw(). */
#define empty_except_spec cp_global_trees[CPTI_EMPTY_EXCEPT_SPEC]
+#define noexcept_true_spec cp_global_trees[CPTI_NOEXCEPT_TRUE_SPEC]
+#define noexcept_false_spec cp_global_trees[CPTI_NOEXCEPT_FALSE_SPEC]
/* If non-NULL, a POINTER_TYPE equivalent to (java::lang::Class*). */
#define jclass_node cp_global_trees[CPTI_JCLASS]
struct GTY(()) saved_scope {
VEC(cxx_saved_binding,gc) *old_bindings;
tree old_namespace;
- tree decl_ns_list;
+ VEC(tree,gc) *decl_ns_list;
tree class_name;
tree class_type;
tree access_specifier;
(cfun && cp_function_chain \
? cp_function_chain->x_current_class_ptr : NULL_TREE)
#define current_class_ref \
- (cfun ? cp_function_chain->x_current_class_ref : NULL_TREE)
+ ((cfun && cp_function_chain) \
+ ? cp_function_chain->x_current_class_ref : NULL_TREE)
/* The EH_SPEC_BLOCK for the exception-specifiers for the current
function, if any. */
BOOL_BITFIELD is_lang_type_class : 1;
BOOL_BITFIELD has_type_conversion : 1;
- BOOL_BITFIELD has_init_ref : 1;
+ BOOL_BITFIELD has_copy_ctor : 1;
BOOL_BITFIELD has_default_ctor : 1;
BOOL_BITFIELD const_needs_init : 1;
BOOL_BITFIELD ref_needs_init : 1;
- BOOL_BITFIELD has_const_assign_ref : 1;
+ BOOL_BITFIELD has_const_copy_assign : 1;
BOOL_BITFIELD spare : 1;
};
unsigned non_pod_class : 1;
unsigned nearly_empty_p : 1;
unsigned user_align : 1;
- unsigned has_assign_ref : 1;
+ unsigned has_copy_assign : 1;
unsigned has_new : 1;
unsigned has_array_new : 1;
unsigned was_anonymous : 1;
unsigned lazy_default_ctor : 1;
unsigned lazy_copy_ctor : 1;
- unsigned lazy_assignment_op : 1;
+ unsigned lazy_copy_assign : 1;
unsigned lazy_destructor : 1;
- unsigned has_const_init_ref : 1;
- unsigned has_complex_init_ref : 1;
- unsigned has_complex_assign_ref : 1;
+ unsigned has_const_copy_ctor : 1;
+ unsigned has_complex_copy_ctor : 1;
+ unsigned has_complex_copy_assign : 1;
unsigned non_aggregate : 1;
unsigned has_complex_dflt : 1;
unsigned has_list_ctor : 1;
unsigned non_std_layout : 1;
- unsigned lazy_move_ctor : 1;
unsigned is_literal : 1;
+ unsigned lazy_move_ctor : 1;
+ unsigned lazy_move_assign : 1;
+ unsigned has_complex_move_ctor : 1;
+ unsigned has_complex_move_assign : 1;
+ unsigned has_constexpr_ctor : 1;
+
/* When adding a flag here, consider whether or not it ought to
apply to a template instance if it applies to the template. If
so, make sure to copy it in instantiate_class_template! */
/* There are some bits left to fill out a 32-bit word. Keep track
of this by updating the size of this bitfield whenever you add or
remove a flag. */
- unsigned dummy : 7;
+ unsigned dummy : 3;
tree primary_base;
VEC(tree_pair_s,gc) *vcall_indices;
tree record;
};
-struct GTY(()) lang_type {
+struct GTY((variable_size)) lang_type {
union lang_type_u
{
struct lang_type_header GTY((skip (""))) h;
/* Nonzero means that NODE (a class type) has an assignment operator
-- but that it has not yet been declared. */
-#define CLASSTYPE_LAZY_ASSIGNMENT_OP(NODE) \
- (LANG_TYPE_CLASS_CHECK (NODE)->lazy_assignment_op)
+#define CLASSTYPE_LAZY_COPY_ASSIGN(NODE) \
+ (LANG_TYPE_CLASS_CHECK (NODE)->lazy_copy_assign)
+
+/* Nonzero means that NODE (a class type) has an assignment operator
+ -- but that it has not yet been declared. */
+#define CLASSTYPE_LAZY_MOVE_ASSIGN(NODE) \
+ (LANG_TYPE_CLASS_CHECK (NODE)->lazy_move_assign)
/* Nonzero means that NODE (a class type) has a destructor -- but that
it has not yet been declared. */
(LANG_TYPE_CLASS_CHECK (NODE)->lazy_destructor)
/* Nonzero means that this _CLASSTYPE node overloads operator=(X&). */
-#define TYPE_HAS_ASSIGN_REF(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_assign_ref)
+#define TYPE_HAS_COPY_ASSIGN(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_copy_assign)
/* True iff the class type NODE has an "operator =" whose parameter
has a parameter of type "const X&". */
-#define TYPE_HAS_CONST_ASSIGN_REF(NODE) \
- (LANG_TYPE_CLASS_CHECK (NODE)->h.has_const_assign_ref)
+#define TYPE_HAS_CONST_COPY_ASSIGN(NODE) \
+ (LANG_TYPE_CLASS_CHECK (NODE)->h.has_const_copy_assign)
/* Nonzero means that this _CLASSTYPE node has an X(X&) constructor. */
-#define TYPE_HAS_INIT_REF(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->h.has_init_ref)
-#define TYPE_HAS_CONST_INIT_REF(NODE) \
- (LANG_TYPE_CLASS_CHECK (NODE)->has_const_init_ref)
+#define TYPE_HAS_COPY_CTOR(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->h.has_copy_ctor)
+#define TYPE_HAS_CONST_COPY_CTOR(NODE) \
+ (LANG_TYPE_CLASS_CHECK (NODE)->has_const_copy_ctor)
/* Nonzero if this class has an X(initializer_list<T>) constructor. */
#define TYPE_HAS_LIST_CTOR(NODE) \
(LANG_TYPE_CLASS_CHECK (NODE)->has_list_ctor)
+/* Nonzero if this class has a constexpr constructor other than a copy/move
+ constructor. Note that a class can have constexpr constructors for
+ static initialization even if it isn't a literal class. */
+#define TYPE_HAS_CONSTEXPR_CTOR(NODE) \
+ (LANG_TYPE_CLASS_CHECK (NODE)->has_constexpr_ctor)
+
/* Nonzero if this class defines an overloaded operator new. (An
operator new [] doesn't count.) */
#define TYPE_HAS_NEW_OPERATOR(NODE) \
starting the definition of this type has been seen. */
#define TYPE_BEING_DEFINED(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->being_defined)
+/* Nonzero means that this type is either complete or being defined, so we
+ can do lookup in it. */
+#define COMPLETE_OR_OPEN_TYPE_P(NODE) \
+ (COMPLETE_TYPE_P (NODE) || (CLASS_TYPE_P (NODE) && TYPE_BEING_DEFINED (NODE)))
+
/* Mark bits for repeated base checks. */
#define TYPE_MARKED_P(NODE) TREE_LANG_FLAG_6 (TYPE_CHECK (NODE))
/* The function to call. */
#define BV_FN(NODE) (TREE_VALUE (NODE))
+/* Whether or not this entry is for a lost primary virtual base. */
+#define BV_LOST_PRIMARY(NODE) (TREE_LANG_FLAG_0 (NODE))
\f
/* For FUNCTION_TYPE or METHOD_TYPE, a list of the exceptions that
this type can raise. Each TREE_VALUE is a _TYPE. The TREE_VALUE
will be NULL_TREE to indicate a throw specification of `()', or
- no exceptions allowed. */
+ no exceptions allowed. For a noexcept specification, TREE_VALUE
+ is NULL_TREE and TREE_PURPOSE is the constant-expression. */
#define TYPE_RAISES_EXCEPTIONS(NODE) TYPE_LANG_SLOT_1 (NODE)
-/* For FUNCTION_TYPE or METHOD_TYPE, return 1 iff it is declared `throw()'. */
-#define TYPE_NOTHROW_P(NODE) \
- (TYPE_RAISES_EXCEPTIONS (NODE) \
- && TREE_VALUE (TYPE_RAISES_EXCEPTIONS (NODE)) == NULL_TREE)
+/* For FUNCTION_TYPE or METHOD_TYPE, return 1 iff it is declared `throw()'
+ or noexcept(true). */
+#define TYPE_NOTHROW_P(NODE) nothrow_spec_p (TYPE_RAISES_EXCEPTIONS (NODE))
+
+/* For FUNCTION_TYPE or METHOD_TYPE, true if NODE is noexcept. This is the
+ case for things declared noexcept(true) and, with -fnothrow-opt, for
+ throw() functions. */
+#define TYPE_NOEXCEPT_P(NODE) type_noexcept_p (NODE)
/* The binding level associated with the namespace. */
#define NAMESPACE_LEVEL(NODE) \
union rather than a struct containing a union as its only field, but
tree.h declares it as a struct. */
-struct GTY(()) lang_decl {
+struct GTY((variable_size)) lang_decl {
union GTY((desc ("%h.base.selector"))) lang_decl_u {
struct lang_decl_base GTY ((default)) base;
struct lang_decl_min GTY((tag ("0"))) min;
if (TREE_CODE (FN) == FUNCTION_DECL \
&& (DECL_MAYBE_IN_CHARGE_CONSTRUCTOR_P (FN) \
|| DECL_MAYBE_IN_CHARGE_DESTRUCTOR_P (FN))) \
- for (CLONE = TREE_CHAIN (FN); \
+ for (CLONE = DECL_CHAIN (FN); \
CLONE && DECL_CLONED_FUNCTION_P (CLONE); \
- CLONE = TREE_CHAIN (CLONE))
+ CLONE = DECL_CHAIN (CLONE))
/* Nonzero if NODE has DECL_DISCRIMINATOR and not DECL_ACCESS. */
#define DECL_DISCRIMINATOR_P(NODE) \
#define DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P(NODE) \
(TREE_LANG_FLAG_2 (VAR_DECL_CHECK (NODE)))
-/* Nonzero for a VAR_DECL that can be used in an integral constant
- expression.
-
- [expr.const]
-
- An integral constant-expression can only involve ... const
- variables of static or enumeration types initialized with
- constant expressions ...
-
- The standard does not require that the expression be non-volatile.
- G++ implements the proposed correction in DR 457. */
-#define DECL_INTEGRAL_CONSTANT_VAR_P(NODE) \
- (TREE_CODE (NODE) == VAR_DECL \
- && CP_TYPE_CONST_NON_VOLATILE_P (TREE_TYPE (NODE)) \
- && INTEGRAL_OR_ENUMERATION_TYPE_P (TREE_TYPE (NODE)) \
- && DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P (NODE))
-
/* Nonzero if the DECL was initialized in the class definition itself,
rather than outside the class. This is used for both static member
VAR_DECLS, and FUNCTION_DECLS that are defined in the class. */
/* True if DECL is declared 'constexpr'. */
#define DECL_DECLARED_CONSTEXPR_P(DECL) \
- DECL_LANG_FLAG_8 (VAR_OR_FUNCTION_DECL_CHECK (DECL))
+ DECL_LANG_FLAG_8 (VAR_OR_FUNCTION_DECL_CHECK (STRIP_TEMPLATE (DECL)))
/* Nonzero if this DECL is the __PRETTY_FUNCTION__ variable in a
template function. */
#define SET_DECL_FRIEND_CONTEXT(NODE, CONTEXT) \
(LANG_DECL_FN_CHECK (NODE)->context = (CONTEXT))
-/* NULL_TREE in DECL_CONTEXT represents the global namespace. */
#define CP_DECL_CONTEXT(NODE) \
- (DECL_CONTEXT (NODE) ? DECL_CONTEXT (NODE) : global_namespace)
+ (!DECL_FILE_SCOPE_P (NODE) ? DECL_CONTEXT (NODE) : global_namespace)
#define CP_TYPE_CONTEXT(NODE) \
- (TYPE_CONTEXT (NODE) ? TYPE_CONTEXT (NODE) : global_namespace)
-#define FROB_CONTEXT(NODE) ((NODE) == global_namespace ? NULL_TREE : (NODE))
+ (!TYPE_FILE_SCOPE_P (NODE) ? TYPE_CONTEXT (NODE) : global_namespace)
+#define FROB_CONTEXT(NODE) \
+ ((NODE) == global_namespace ? DECL_CONTEXT (NODE) : (NODE))
/* 1 iff NODE has namespace scope, including the global namespace. */
#define DECL_NAMESPACE_SCOPE_P(NODE) \
#define VEC_INIT_EXPR_SLOT(NODE) TREE_OPERAND (NODE, 0)
#define VEC_INIT_EXPR_INIT(NODE) TREE_OPERAND (NODE, 1)
+/* Indicates that a VEC_INIT_EXPR is a potential constant expression.
+ Only set when the current function is constexpr. */
+#define VEC_INIT_EXPR_IS_CONSTEXPR(NODE) \
+ TREE_LANG_FLAG_0 (VEC_INIT_EXPR_CHECK (NODE))
+
+/* Indicates that a VEC_INIT_EXPR is expressing value-initialization. */
+#define VEC_INIT_EXPR_VALUE_INIT(NODE) \
+ TREE_LANG_FLAG_1 (VEC_INIT_EXPR_CHECK (NODE))
+
/* The TYPE_MAIN_DECL for a class template type is a TYPE_DECL, not a
TEMPLATE_DECL. This macro determines whether or not a given class
type is really a template type, as opposed to an instantiation or
|| TREE_CODE (TYPE) == REAL_TYPE \
|| TREE_CODE (TYPE) == COMPLEX_TYPE)
+/* True iff TYPE is cv decltype(nullptr). */
+#define NULLPTR_TYPE_P(TYPE) (TREE_CODE (TYPE) == NULLPTR_TYPE)
+
/* [basic.types]
Arithmetic types, enumeration types, pointer types,
|| ARITHMETIC_TYPE_P (TYPE) \
|| TYPE_PTR_P (TYPE) \
|| TYPE_PTRMEMFUNC_P (TYPE) \
- || TREE_CODE (TYPE) == NULLPTR_TYPE)
+ || NULLPTR_TYPE_P (TYPE))
/* Determines whether this type is a C++0x scoped enumeration
type. Scoped enumerations types are introduced via "enum class" or
#define SET_SCOPED_ENUM_P(TYPE, VAL) \
(ENUM_IS_SCOPED (TYPE) = (VAL))
+#define SET_OPAQUE_ENUM_P(TYPE, VAL) \
+ (ENUM_IS_OPAQUE (TYPE) = (VAL))
+
+#define OPAQUE_ENUM_P(TYPE) \
+ (TREE_CODE (TYPE) == ENUMERAL_TYPE && ENUM_IS_OPAQUE (TYPE))
+
+/* Determines whether an ENUMERAL_TYPE has an explicit
+ underlying type. */
+#define ENUM_FIXED_UNDERLYING_TYPE_P(NODE) (TYPE_LANG_FLAG_3 (NODE))
+
/* Returns the underlying type of the given enumeration type. The
underlying type is determined in different ways, depending on the
properties of the enum:
#define TYPE_NON_AGGREGATE_CLASS(NODE) \
(CLASS_TYPE_P (NODE) && CLASSTYPE_NON_AGGREGATE (NODE))
-/* Nonzero if there is a user-defined X::op=(x&) for this class. */
-#define TYPE_HAS_COMPLEX_ASSIGN_REF(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_assign_ref)
+/* Nonzero if there is a non-trivial X::op=(cv X&) for this class. */
+#define TYPE_HAS_COMPLEX_COPY_ASSIGN(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_copy_assign)
+
+/* Nonzero if there is a non-trivial X::X(cv X&) for this class. */
+#define TYPE_HAS_COMPLEX_COPY_CTOR(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_copy_ctor)
+
+/* Nonzero if there is a non-trivial X::op=(X&&) for this class. */
+#define TYPE_HAS_COMPLEX_MOVE_ASSIGN(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_move_assign)
-/* Nonzero if there is a user-defined X::X(x&) for this class. */
-#define TYPE_HAS_COMPLEX_INIT_REF(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_init_ref)
+/* Nonzero if there is a non-trivial X::X(X&&) for this class. */
+#define TYPE_HAS_COMPLEX_MOVE_CTOR(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_move_ctor)
-/* Nonzero if there is a user-defined default constructor for this class. */
+/* Nonzero if there is a non-trivial default constructor for this class. */
#define TYPE_HAS_COMPLEX_DFLT(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->has_complex_dflt)
/* Nonzero if TYPE has a trivial destructor. From [class.dtor]:
/* Nonzero for class type means that copy initialization of this type can use
a bitwise copy. */
-#define TYPE_HAS_TRIVIAL_INIT_REF(NODE) \
- (TYPE_HAS_INIT_REF (NODE) && ! TYPE_HAS_COMPLEX_INIT_REF (NODE))
+#define TYPE_HAS_TRIVIAL_COPY_CTOR(NODE) \
+ (TYPE_HAS_COPY_CTOR (NODE) && ! TYPE_HAS_COMPLEX_COPY_CTOR (NODE))
/* Nonzero for class type means that assignment of this type can use
a bitwise copy. */
-#define TYPE_HAS_TRIVIAL_ASSIGN_REF(NODE) \
- (TYPE_HAS_ASSIGN_REF (NODE) && ! TYPE_HAS_COMPLEX_ASSIGN_REF (NODE))
+#define TYPE_HAS_TRIVIAL_COPY_ASSIGN(NODE) \
+ (TYPE_HAS_COPY_ASSIGN (NODE) && ! TYPE_HAS_COMPLEX_COPY_ASSIGN (NODE))
/* Returns true if NODE is a pointer-to-data-member. */
#define TYPE_PTRMEM_P(NODE) \
do { \
if (TYPE_LANG_SPECIFIC (NODE) == NULL) \
{ \
- TYPE_LANG_SPECIFIC (NODE) = GGC_CNEWVAR \
- (struct lang_type, sizeof (struct lang_type_ptrmem)); \
+ TYPE_LANG_SPECIFIC (NODE) = ggc_alloc_cleared_lang_type \
+ (sizeof (struct lang_type_ptrmem)); \
TYPE_LANG_SPECIFIC (NODE)->u.ptrmem.h.is_lang_type_class = 0; \
} \
TYPE_LANG_SPECIFIC (NODE)->u.ptrmem.record = (VALUE); \
#define ANON_UNION_TYPE_P(NODE) \
(TREE_CODE (NODE) == UNION_TYPE && ANON_AGGR_TYPE_P (NODE))
-#define UNKNOWN_TYPE LANG_TYPE
-
/* Define fields and accessors for nodes representing declared names. */
#define TYPE_WAS_ANONYMOUS(NODE) (LANG_TYPE_CLASS_CHECK (NODE)->was_anonymous)
#define FOR_EXPR(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 2)
#define FOR_BODY(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 3)
+/* RANGE_FOR_STMT accessors. These give access to the declarator,
+ expression and body of the statement, respectively. */
+#define RANGE_FOR_DECL(NODE) TREE_OPERAND (RANGE_FOR_STMT_CHECK (NODE), 0)
+#define RANGE_FOR_EXPR(NODE) TREE_OPERAND (RANGE_FOR_STMT_CHECK (NODE), 1)
+#define RANGE_FOR_BODY(NODE) TREE_OPERAND (RANGE_FOR_STMT_CHECK (NODE), 2)
+
#define SWITCH_STMT_COND(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 0)
#define SWITCH_STMT_BODY(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 1)
#define SWITCH_STMT_TYPE(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 2)
sfk_constructor, /* A constructor. */
sfk_copy_constructor, /* A copy constructor. */
sfk_move_constructor, /* A move constructor. */
- sfk_assignment_operator, /* An assignment operator. */
+ sfk_copy_assignment, /* A copy assignment operator. */
+ sfk_move_assignment, /* A move assignment operator. */
sfk_destructor, /* A destructor. */
sfk_complete_destructor, /* A destructor for complete objects. */
sfk_base_destructor, /* A destructor for base subobjects. */
lk_external /* External linkage. */
} linkage_kind;
+typedef enum duration_kind {
+ dk_static,
+ dk_thread,
+ dk_auto,
+ dk_dynamic
+} duration_kind;
+
/* Bitmask flags to control type substitution. */
enum tsubst_flags {
tf_none = 0, /* nothing special */
conversion. */
tf_no_access_control = 1 << 7, /* Do not perform access checks, even
when issuing other errors. */
- /* Do not instantiate classes (used by count_non_default_template_args). */
- tf_no_class_instantiations = 1 << 8,
/* Convenient substitution flags combinations. */
tf_warning_or_error = tf_warning | tf_error
};
/* For building calls to `delete'. */
extern GTY(()) tree integer_two_node;
-extern GTY(()) tree integer_three_node;
/* The number of function bodies which we are currently processing.
(Zero if we are at namespace scope, one inside the body of a
sizeof can be nested. */
extern int cp_unevaluated_operand;
+extern tree cp_convert_range_for (tree, tree, tree);
/* in pt.c */
/* We're inside an init-list, so narrowing conversions are ill-formed. */
#define LOOKUP_NO_NARROWING (LOOKUP_PREFER_RVALUE << 1)
/* Avoid user-defined conversions for the first parameter of a copy
- constructor. */
+ constructor (or move constructor). */
#define LOOKUP_NO_COPY_CTOR_CONVERSION (LOOKUP_NO_NARROWING << 1)
/* This is the first parameter of a copy constructor. */
#define LOOKUP_COPY_PARM (LOOKUP_NO_COPY_CTOR_CONVERSION << 1)
+/* We only want to consider list constructors. */
+#define LOOKUP_LIST_ONLY (LOOKUP_COPY_PARM << 1)
+/* Return after determining which function to call and checking access.
+ Used by sythesized_method_walk to determine which functions will
+ be called to initialize subobjects, in order to determine exception
+ specification and possible implicit delete.
+ This is kind of a hack, but since access control doesn't respect SFINAE
+ we can't just use tf_none to avoid access control errors, we need
+ another mechanism. Exiting early also avoids problems with trying
+ to perform argument conversions when the class isn't complete yet. */
+#define LOOKUP_SPECULATIVE (LOOKUP_LIST_ONLY << 1)
+/* Used in calls to store_init_value to suppress its usual call to
+ digest_init. */
+#define LOOKUP_ALREADY_DIGESTED (LOOKUP_SPECULATIVE << 1)
#define LOOKUP_NAMESPACES_ONLY(F) \
(((F) & LOOKUP_PREFER_NAMESPACES) && !((F) & LOOKUP_PREFER_TYPES))
((template_parm_index*)TEMPLATE_PARM_INDEX_CHECK (NODE))
#define TEMPLATE_PARM_IDX(NODE) (TEMPLATE_PARM_INDEX_CAST (NODE)->index)
#define TEMPLATE_PARM_LEVEL(NODE) (TEMPLATE_PARM_INDEX_CAST (NODE)->level)
+/* The Number of sibling parms this template parm has. */
+#define TEMPLATE_PARM_NUM_SIBLINGS(NODE) \
+ (TEMPLATE_PARM_INDEX_CAST (NODE)->num_siblings)
#define TEMPLATE_PARM_DESCENDANTS(NODE) (TREE_CHAIN (NODE))
#define TEMPLATE_PARM_ORIG_LEVEL(NODE) (TEMPLATE_PARM_INDEX_CAST (NODE)->orig_level)
#define TEMPLATE_PARM_DECL(NODE) (TEMPLATE_PARM_INDEX_CAST (NODE)->decl)
(TEMPLATE_PARM_DECL (TEMPLATE_TYPE_PARM_INDEX (NODE)))
#define TEMPLATE_TYPE_PARAMETER_PACK(NODE) \
(TEMPLATE_PARM_PARAMETER_PACK (TEMPLATE_TYPE_PARM_INDEX (NODE)))
-/* The list of template parms that a given template parameter of type
- TEMPLATE_TYPE_PARM belongs to.*/
-#define TEMPLATE_TYPE_PARM_SIBLING_PARMS(NODE) \
- (TREE_CHECK ((NODE), TEMPLATE_TYPE_PARM))->type.maxval
/* These constants can used as bit flags in the process of tree formatting.
typedef struct cp_decl_specifier_seq {
/* The number of times each of the keywords has been seen. */
unsigned specs[(int) ds_last];
+ /* The location of the primary type. Mainly used for error
+ reporting. */
+ location_t type_location;
/* The primary type, if any, given by the decl-specifier-seq.
Modifiers, like "short", "const", and "unsigned" are not
reflected here. This field will be a TYPE, unless a typedef-name
was used, in which case it will be a TYPE_DECL. */
tree type;
- /* The location of the primary type. Mainly used for error
- reporting. */
- location_t type_location;
/* The attributes, if any, provided with the specifier sequence. */
tree attributes;
/* If non-NULL, a built-in type that the user attempted to redefine
BOOL_BITFIELD any_type_specifiers_p : 1;
/* True iff "int" was explicitly provided. */
BOOL_BITFIELD explicit_int_p : 1;
+ /* True iff "__int128" was explicitly provided. */
+ BOOL_BITFIELD explicit_int128_p : 1;
/* True iff "char" was explicitly provided. */
BOOL_BITFIELD explicit_char_p : 1;
} cp_decl_specifier_seq;
/* Whether we parsed an ellipsis (`...') just before the declarator,
to indicate this is a parameter pack. */
BOOL_BITFIELD parameter_pack_p : 1;
+ location_t id_loc; /* Currently only set for cdk_id and cdk_function. */
/* Attributes that apply to this declarator. */
tree attributes;
/* For all but cdk_id and cdk_error, the contained declarator. For
cdk_id and cdk_error, guaranteed to be NULL. */
cp_declarator *declarator;
- location_t id_loc; /* Currently only set for cdk_id and cdk_function. */
union {
/* For identifiers. */
struct {
extern bool reference_related_p (tree, tree);
extern tree perform_implicit_conversion (tree, tree, tsubst_flags_t);
extern tree perform_implicit_conversion_flags (tree, tree, tsubst_flags_t, int);
+extern tree build_integral_nontype_arg_conv (tree, tree, tsubst_flags_t);
extern tree perform_direct_initialization_if_possible (tree, tree, bool,
tsubst_flags_t);
extern tree in_charge_arg_for_name (tree);
extern bool user_provided_p (tree);
extern bool type_has_user_provided_constructor (tree);
extern bool type_has_user_provided_default_constructor (tree);
+extern bool synthesized_default_constructor_is_constexpr (tree);
+extern bool type_has_constexpr_default_constructor (tree);
+extern bool type_has_virtual_destructor (tree);
+extern bool type_has_move_constructor (tree);
+extern bool type_has_move_assign (tree);
extern void defaulted_late_check (tree);
extern bool defaultable_fn_check (tree);
extern void fixup_type_variants (tree);
+extern void fixup_attribute_variants (tree);
extern tree* decl_cloned_function_p (const_tree, bool);
extern void clone_function_decl (tree, int);
extern void adjust_clone_args (tree);
extern tree cp_convert (tree, tree);
extern tree cp_convert_and_check (tree, tree);
extern tree cp_fold_convert (tree, tree);
-extern tree convert_to_void (tree, const char */*implicit context*/,
- tsubst_flags_t);
+extern tree convert_to_void (tree, impl_conv_void,
+ tsubst_flags_t);
extern tree convert_force (tree, tree, int);
extern tree build_expr_type_conversion (int, tree, bool);
extern tree type_promotes_to (tree);
extern tree xref_tag (enum tag_types, tree, tag_scope, bool);
extern tree xref_tag_from_type (tree, tree, tag_scope);
extern bool xref_basetypes (tree, tree);
-extern tree start_enum (tree, tree, bool);
+extern tree start_enum (tree, tree, tree, bool, bool *);
+extern void finish_enum_value_list (tree);
extern void finish_enum (tree);
-extern void build_enumerator (tree, tree, tree);
+extern void build_enumerator (tree, tree, tree, location_t);
extern tree lookup_enumerator (tree, tree);
extern void start_preparsed_function (tree, tree, int);
extern int start_function (cp_decl_specifier_seq *, const cp_declarator *, tree);
extern void revert_static_member_fn (tree);
extern void fixup_anonymous_aggr (tree);
extern int check_static_variable_definition (tree, tree);
-extern tree compute_array_index_type (tree, tree);
+extern tree compute_array_index_type (tree, tree, tsubst_flags_t);
extern tree check_default_argument (tree, tree);
typedef int (*walk_namespaces_fn) (tree, void *);
extern int walk_namespaces (walk_namespaces_fn,
extern void warn_extern_redeclared_static (tree, tree);
extern tree cxx_comdat_group (tree);
extern bool cp_missing_noreturn_ok_p (tree);
-extern void initialize_artificial_var (tree, tree);
+extern void initialize_artificial_var (tree, VEC(constructor_elt,gc) *);
extern tree check_var_type (tree, tree);
extern tree reshape_init (tree, tree);
extern tree next_initializable_field (tree);
extern void import_export_decl (tree);
extern tree build_cleanup (tree);
extern tree build_offset_ref_call_from_tree (tree, VEC(tree,gc) **);
+extern bool decl_constant_var_p (tree);
+extern bool decl_maybe_constant_var_p (tree);
extern void check_default_args (tree);
extern void mark_used (tree);
extern void finish_static_data_member_decl (tree, tree, bool, tree, int);
extern void print_instantiation_context (void);
extern void maybe_warn_variadic_templates (void);
extern void maybe_warn_cpp0x (cpp0x_warn_str str);
-extern bool pedwarn_cxx98 (location_t, int, const char *, ...) ATTRIBUTE_GCC_CXXDIAG(3,4);
+extern bool pedwarn_cxx98 (location_t, int, const char *, ...) ATTRIBUTE_GCC_DIAG(3,4);
/* in except.c */
extern void init_exception_processing (void);
extern tree build_throw (tree);
extern int nothrow_libfn_p (const_tree);
extern void check_handlers (tree);
+extern tree finish_noexcept_expr (tree, tsubst_flags_t);
+extern void perform_deferred_noexcept_checks (void);
+extern bool nothrow_spec_p (const_tree);
+extern bool type_noexcept_p (const_tree);
+extern bool type_throw_all_p (const_tree);
+extern tree build_noexcept_spec (tree, int);
extern void choose_personality_routine (enum languages);
extern tree eh_type_info (tree);
extern tree begin_eh_spec_block (void);
extern void finish_eh_spec_block (tree, tree);
extern tree build_eh_type_type (tree);
+extern tree cp_protect_cleanup_actions (void);
/* in expr.c */
extern tree cplus_expand_constant (tree);
extern int is_class_type (tree, int);
extern tree get_type_value (tree);
extern tree build_zero_init (tree, tree, bool);
-extern tree build_value_init (tree);
-extern tree build_value_init_noctor (tree);
+extern tree build_value_init (tree, tsubst_flags_t);
+extern tree build_value_init_noctor (tree, tsubst_flags_t);
extern tree build_offset_ref (tree, tree, bool);
extern tree build_new (VEC(tree,gc) **, tree, tree,
VEC(tree,gc) **, int,
extern tree unqualified_name_lookup_error (tree);
extern tree unqualified_fn_lookup_error (tree);
extern tree build_lang_decl (enum tree_code, tree, tree);
+extern tree build_lang_decl_loc (location_t, enum tree_code, tree, tree);
extern void retrofit_lang_decl (tree);
extern tree copy_decl (tree);
extern tree copy_type (tree);
extern tree make_thunk (tree, bool, tree, tree);
extern void finish_thunk (tree);
extern void use_thunk (tree, bool);
+extern bool trivial_fn_p (tree);
+extern bool maybe_explain_implicit_delete (tree);
extern void synthesize_method (tree);
extern tree lazily_declare_fn (special_function_kind,
tree);
extern tree skip_artificial_parms_for (const_tree, tree);
extern int num_artificial_parms_for (const_tree);
extern tree make_alias_for (tree, tree);
-extern tree locate_copy (tree, void *);
-extern tree locate_ctor (tree, void *);
-extern tree locate_dtor (tree, void *);
+extern tree get_copy_ctor (tree);
+extern tree get_copy_assign (tree);
+extern tree get_default_ctor (tree);
+extern tree get_dtor (tree);
+extern tree locate_ctor (tree);
/* In optimize.c */
extern bool maybe_clone_body (tree);
extern tree splice_late_return_type (tree, tree);
extern bool is_auto (const_tree);
extern tree process_template_parm (tree, location_t, tree,
- bool, bool);
+ bool, bool, unsigned);
extern tree end_template_parm_list (tree);
extern void end_template_decl (void);
extern tree maybe_update_decl_type (tree, tree);
extern tree get_template_argument_pack_elems (const_tree);
extern tree get_function_template_decl (const_tree);
extern tree resolve_nondeduced_context (tree);
+extern hashval_t iterative_hash_template_arg (tree arg, hashval_t val);
/* in repo.c */
extern void init_repo (void);
extern tree lookup_field_1 (tree, tree, bool);
extern tree lookup_field (tree, tree, int, bool);
extern int lookup_fnfields_1 (tree, tree);
+extern tree lookup_fnfields_slot (tree, tree);
extern int class_method_index_for_fn (tree, tree);
extern tree lookup_fnfields (tree, tree, int);
extern tree lookup_member (tree, tree, int, bool);
extern bool at_class_scope_p (void);
extern bool at_namespace_scope_p (void);
extern tree context_for_name_lookup (tree);
-extern tree lookup_conversions (tree, bool);
+extern tree lookup_conversions (tree);
extern tree binfo_from_vbase (tree);
extern tree binfo_for_vbase (tree, tree);
extern tree look_for_overrides_here (tree, tree);
extern void perform_access_checks (VEC (deferred_access_check,gc)*);
extern void perform_deferred_access_checks (void);
extern void perform_or_defer_access_check (tree, tree, tree);
+extern bool speculative_access_check (tree, tree, tree, bool);
extern int stmts_are_full_exprs_p (void);
extern void init_cp_semantics (void);
extern tree do_poplevel (tree);
extern void finish_for_cond (tree, tree);
extern void finish_for_expr (tree, tree);
extern void finish_for_stmt (tree);
+extern tree begin_range_for_stmt (void);
+extern void finish_range_for_decl (tree, tree, tree);
+extern void finish_range_for_stmt (tree);
extern tree finish_break_stmt (void);
extern tree finish_continue_stmt (void);
extern tree begin_switch_stmt (void);
extern void finish_cleanup (tree, tree);
extern bool literal_type_p (tree);
extern tree validate_constexpr_fundecl (tree);
+extern tree register_constexpr_fundef (tree, tree);
+extern bool check_constexpr_ctor_body (tree, tree);
extern tree ensure_literal_type_for_constexpr_object (tree);
+extern bool potential_constant_expression (tree, tsubst_flags_t);
+extern tree cxx_constant_value (tree);
+extern tree maybe_constant_value (tree);
+extern tree maybe_constant_init (tree);
+extern bool is_sub_constant_expr (tree);
+extern bool reduced_constant_expression_p (tree);
+extern VEC(tree,heap)* cx_error_context (void);
enum {
BCS_NO_SCOPE = 1,
extern tree finish_stmt_expr (tree, bool);
extern tree stmt_expr_value_expr (tree);
bool empty_expr_stmt_p (tree);
-extern tree perform_koenig_lookup (tree, VEC(tree,gc) *);
+extern tree perform_koenig_lookup (tree, VEC(tree,gc) *, bool);
extern tree finish_call_expr (tree, VEC(tree,gc) **, bool,
bool, tsubst_flags_t);
extern tree finish_increment_expr (tree, enum tree_code);
extern bool layout_pod_type_p (const_tree);
extern bool std_layout_type_p (const_tree);
extern bool trivial_type_p (const_tree);
+extern bool trivially_copyable_p (const_tree);
extern bool type_has_nontrivial_default_init (const_tree);
extern bool type_has_nontrivial_copy_init (const_tree);
extern bool class_tmpl_impl_spec_p (const_tree);
extern int zero_init_p (const_tree);
extern tree strip_typedefs (tree);
-extern bool typedef_variant_p (tree);
-extern void cp_set_underlying_type (tree);
extern tree copy_binfo (tree, tree, tree,
tree *, int);
extern int member_p (const_tree);
-extern cp_lvalue_kind real_lvalue_p (tree);
+extern cp_lvalue_kind real_lvalue_p (const_tree);
+extern cp_lvalue_kind lvalue_kind (const_tree);
extern bool lvalue_or_rvalue_with_address_p (const_tree);
extern bool builtin_valid_in_constant_expr_p (const_tree);
extern tree build_min (enum tree_code, tree, ...);
extern tree build_cplus_array_type (tree, tree);
extern tree build_array_of_n_type (tree, int);
extern tree build_array_copy (tree);
+extern tree build_vec_init_expr (tree, tree);
extern tree hash_tree_cons (tree, tree, tree);
extern tree hash_tree_chain (tree, tree);
extern tree build_qualified_name (tree, tree, tree, bool);
extern int char_type_p (tree);
extern void verify_stmt_tree (tree);
extern linkage_kind decl_linkage (tree);
+extern duration_kind decl_storage_duration (tree);
extern tree cp_walk_subtrees (tree*, int*, walk_tree_fn,
void*, struct pointer_set_t*);
#define cp_walk_tree(a,b,c,d) \
extern void cxx_print_decl (FILE *, tree, int);
extern void cxx_print_type (FILE *, tree, int);
extern void cxx_print_identifier (FILE *, tree, int);
-extern void cxx_print_error_function (struct diagnostic_context *,
+extern void cxx_print_error_function (diagnostic_context *,
const char *,
struct diagnostic_info *);
extern tree cp_truthvalue_conversion (tree);
extern tree condition_conversion (tree);
extern tree require_complete_type (tree);
+extern tree require_complete_type_sfinae (tree, tsubst_flags_t);
extern tree complete_type (tree);
extern tree complete_type_or_else (tree, tree);
+extern tree complete_type_or_maybe_complain (tree, tree, tsubst_flags_t);
extern int type_unknown_p (const_tree);
-extern bool comp_except_specs (const_tree, const_tree, bool);
+enum { ce_derived, ce_normal, ce_exact };
+extern bool comp_except_specs (const_tree, const_tree, int);
extern bool comptypes (tree, tree, int);
+extern bool same_type_ignoring_top_level_qualifiers_p (tree, tree);
extern bool compparms (const_tree, const_tree);
extern int comp_cv_qualification (const_tree, const_tree);
extern int comp_cv_qual_signature (tree, tree);
extern tree cp_build_indirect_ref (tree, ref_operator,
tsubst_flags_t);
extern tree build_array_ref (location_t, tree, tree);
+extern tree cp_build_array_ref (location_t, tree, tree,
+ tsubst_flags_t);
extern tree get_member_function_from_ptrfunc (tree *, tree);
extern tree cp_build_function_call (tree, tree, tsubst_flags_t);
+extern tree cp_build_function_call_nary (tree, tsubst_flags_t, ...)
+ ATTRIBUTE_SENTINEL;
extern tree cp_build_function_call_vec (tree, VEC(tree,gc) **,
tsubst_flags_t);
extern tree build_x_binary_op (enum tree_code, tree,
extern tree build_x_array_ref (tree, tree, tsubst_flags_t);
extern tree build_x_unary_op (enum tree_code, tree,
tsubst_flags_t);
+extern tree cp_build_addr_expr (tree, tsubst_flags_t);
+extern tree cp_build_addr_expr_strict (tree, tsubst_flags_t);
extern tree cp_build_unary_op (enum tree_code, tree, int,
tsubst_flags_t);
extern tree unary_complex_lvalue (enum tree_code, tree);
extern tree build_x_conditional_expr (tree, tree, tree,
tsubst_flags_t);
-extern tree build_x_compound_expr_from_list (tree, const char *);
+extern tree build_x_compound_expr_from_list (tree, expr_list_kind,
+ tsubst_flags_t);
extern tree build_x_compound_expr_from_vec (VEC(tree,gc) *, const char *);
extern tree build_x_compound_expr (tree, tree, tsubst_flags_t);
extern tree build_compound_expr (location_t, tree, tree);
extern tree cp_build_modify_expr (tree, enum tree_code, tree,
tsubst_flags_t);
extern tree convert_for_initialization (tree, tree, tree, int,
- const char *, tree, int,
+ impl_conv_rhs, tree, int,
tsubst_flags_t);
extern int comp_ptr_ttypes (tree, tree);
extern bool comp_ptr_ttypes_const (tree, tree);
extern bool error_type_p (const_tree);
extern int ptr_reasonably_similar (const_tree, const_tree);
-extern tree build_ptrmemfunc (tree, tree, int, bool);
+extern tree build_ptrmemfunc (tree, tree, int, bool,
+ tsubst_flags_t);
extern int cp_type_quals (const_tree);
-extern bool cp_type_readonly (const_tree);
+extern int type_memfn_quals (const_tree);
+extern tree apply_memfn_quals (tree, cp_cv_quals);
extern bool cp_has_mutable_p (const_tree);
extern bool at_least_as_qualified_p (const_tree, const_tree);
extern void cp_apply_type_quals_to_decl (int, tree);
extern tree lookup_anon_field (tree, tree);
extern bool invalid_nonstatic_memfn_p (const_tree, tsubst_flags_t);
extern tree convert_member_func_to_ptr (tree, tree);
-extern tree convert_ptrmem (tree, tree, bool, bool);
+extern tree convert_ptrmem (tree, tree, bool, bool,
+ tsubst_flags_t);
extern int lvalue_or_else (tree, enum lvalue_use,
tsubst_flags_t);
extern void check_template_keyword (tree);
extern bool cxx_warn_unused_global_decl (const_tree);
extern size_t cp_tree_size (enum tree_code);
extern bool cp_var_mod_type_p (tree, tree);
-extern void cxx_initialize_diagnostics (struct diagnostic_context *);
+extern void cxx_initialize_diagnostics (diagnostic_context *);
extern int cxx_types_compatible_p (tree, tree);
extern void init_shadowed_var_for_decl (void);
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