/* Definitions for C++ parsing and type checking.
Copyright (C) 1987, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@cygnus.com)
This file is part of GCC.
TYPENAME_IS_ENUM_P (in TYPENAME_TYPE)
REFERENCE_REF_P (in INDIRECT_EXPR)
QUALIFIED_NAME_IS_TEMPLATE (in SCOPE_REF)
+ OMP_ATOMIC_DEPENDENT_P (in OMP_ATOMIC)
+ OMP_FOR_GIMPLIFYING_P (in OMP_FOR)
BASELINK_QUALIFIED_P (in BASELINK)
+ TARGET_EXPR_IMPLICIT_P (in TARGET_EXPR)
+ TEMPLATE_PARM_PARAMETER_PACK (in TEMPLATE_PARM_INDEX)
+ TYPE_REF_IS_RVALUE (in REFERENCE_TYPE)
1: IDENTIFIER_VIRTUAL_P (in IDENTIFIER_NODE)
TI_PENDING_TEMPLATE_FLAG.
TEMPLATE_PARMS_FOR_INLINE.
1: C_TYPEDEF_EXPLICITLY_SIGNED (in TYPE_DECL).
DECL_TEMPLATE_INSTANTIATED (in a VAR_DECL or a FUNCTION_DECL)
DECL_MEMBER_TEMPLATE_P (in TEMPLATE_DECL)
+ FUNCTION_PARAMETER_PACK_P (in PARM_DECL)
2: DECL_THIS_EXTERN (in VAR_DECL or FUNCTION_DECL).
DECL_IMPLICIT_TYPEDEF_P (in a TYPE_DECL)
3: DECL_IN_AGGR_P.
#define NON_THUNK_FUNCTION_CHECK(NODE) __extension__ \
({ const tree __t = (NODE); \
if (TREE_CODE (__t) != FUNCTION_DECL && \
- TREE_CODE (__t) != TEMPLATE_DECL && __t->decl_common.lang_specific \
+ TREE_CODE (__t) != TEMPLATE_DECL && __t->decl_common.lang_specific \
&& __t->decl_common.lang_specific->decl_flags.thunk_p) \
tree_check_failed (__t, __FILE__, __LINE__, __FUNCTION__, 0); \
__t; })
({ const tree __t = (NODE); \
if (TREE_CODE (__t) != FUNCTION_DECL || !__t->decl_common.lang_specific \
|| !__t->decl_common.lang_specific->decl_flags.thunk_p) \
- tree_check_failed (__t, __FILE__, __LINE__, __FUNCTION__, 0); \
+ tree_check_failed (__t, __FILE__, __LINE__, __FUNCTION__, 0); \
__t; })
#else
#define NON_THUNK_FUNCTION_CHECK(NODE) (NODE)
struct template_parm_index_s GTY(())
{
struct tree_common common;
- HOST_WIDE_INT index;
- HOST_WIDE_INT level;
- HOST_WIDE_INT orig_level;
+ int index;
+ int level;
+ int orig_level;
tree decl;
};
typedef struct template_parm_index_s template_parm_index;
#define DECL_MAIN_P(NODE) \
(DECL_EXTERN_C_FUNCTION_P (NODE) \
&& DECL_NAME (NODE) != NULL_TREE \
- && MAIN_NAME_P (DECL_NAME (NODE)))
+ && MAIN_NAME_P (DECL_NAME (NODE))) \
+ && flag_hosted
/* The overloaded FUNCTION_DECL. */
#define OVL_FUNCTION(NODE) \
requested. */
#define BASELINK_OPTYPE(NODE) \
(TREE_CHAIN (BASELINK_CHECK (NODE)))
-/* Non-zero if this baselink was from a qualified lookup. */
+/* Nonzero if this baselink was from a qualified lookup. */
#define BASELINK_QUALIFIED_P(NODE) \
TREE_LANG_FLAG_0 (BASELINK_CHECK (NODE))
VEC(tree,gc) *instantiations;
};
+/* The condition associated with the static assertion. This must be
+ an integral constant expression. */
+#define STATIC_ASSERT_CONDITION(NODE) \
+ (((struct tree_static_assert *)STATIC_ASSERT_CHECK (NODE))->condition)
+
+/* The message associated with the static assertion. This must be a
+ string constant, which will be emitted as an error message when the
+ static assert condition is false. */
+#define STATIC_ASSERT_MESSAGE(NODE) \
+ (((struct tree_static_assert *)STATIC_ASSERT_CHECK (NODE))->message)
+
+/* Source location information for a static assertion. */
+#define STATIC_ASSERT_SOURCE_LOCATION(NODE) \
+ (((struct tree_static_assert *)STATIC_ASSERT_CHECK (NODE))->location)
+
+struct tree_static_assert GTY (())
+{
+ struct tree_common common;
+ tree condition;
+ tree message;
+ location_t location;
+};
+
+struct tree_argument_pack_select GTY (())
+{
+ struct tree_common common;
+ tree argument_pack;
+ int index;
+};
+
+/* The different kinds of traits that we encounter. */
+
+typedef enum cp_trait_kind
+{
+ CPTK_HAS_NOTHROW_ASSIGN,
+ CPTK_HAS_NOTHROW_CONSTRUCTOR,
+ CPTK_HAS_NOTHROW_COPY,
+ CPTK_HAS_TRIVIAL_ASSIGN,
+ CPTK_HAS_TRIVIAL_CONSTRUCTOR,
+ CPTK_HAS_TRIVIAL_COPY,
+ CPTK_HAS_TRIVIAL_DESTRUCTOR,
+ CPTK_HAS_VIRTUAL_DESTRUCTOR,
+ CPTK_IS_ABSTRACT,
+ CPTK_IS_BASE_OF,
+ CPTK_IS_CLASS,
+ CPTK_IS_CONVERTIBLE_TO,
+ CPTK_IS_EMPTY,
+ CPTK_IS_ENUM,
+ CPTK_IS_POD,
+ CPTK_IS_POLYMORPHIC,
+ CPTK_IS_UNION
+} cp_trait_kind;
+
+/* The types that we are processing. */
+#define TRAIT_EXPR_TYPE1(NODE) \
+ (((struct tree_trait_expr *)TRAIT_EXPR_CHECK (NODE))->type1)
+
+#define TRAIT_EXPR_TYPE2(NODE) \
+ (((struct tree_trait_expr *)TRAIT_EXPR_CHECK (NODE))->type2)
+
+/* The specific trait that we are processing. */
+#define TRAIT_EXPR_KIND(NODE) \
+ (((struct tree_trait_expr *)TRAIT_EXPR_CHECK (NODE))->kind)
+
+struct tree_trait_expr GTY (())
+{
+ struct tree_common common;
+ tree type1;
+ tree type2;
+ enum cp_trait_kind kind;
+};
+
enum cp_tree_node_structure_enum {
TS_CP_GENERIC,
TS_CP_IDENTIFIER,
TS_CP_BASELINK,
TS_CP_WRAPPER,
TS_CP_DEFAULT_ARG,
+ TS_CP_STATIC_ASSERT,
+ TS_CP_ARGUMENT_PACK_SELECT,
+ TS_CP_TRAIT_EXPR,
LAST_TS_CP_ENUM
};
/* The resulting tree type. */
union lang_tree_node GTY((desc ("cp_tree_node_structure (&%h)"),
- chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
+ chain_next ("(union lang_tree_node *)GENERIC_NEXT (&%h.generic)")))
{
union tree_node GTY ((tag ("TS_CP_GENERIC"),
desc ("tree_node_structure (&%h)"))) generic;
struct tree_baselink GTY ((tag ("TS_CP_BASELINK"))) baselink;
struct tree_default_arg GTY ((tag ("TS_CP_DEFAULT_ARG"))) default_arg;
struct lang_identifier GTY ((tag ("TS_CP_IDENTIFIER"))) identifier;
+ struct tree_static_assert GTY ((tag ("TS_CP_STATIC_ASSERT")))
+ static_assertion;
+ struct tree_argument_pack_select GTY ((tag ("TS_CP_ARGUMENT_PACK_SELECT")))
+ argument_pack_select;
+ struct tree_trait_expr GTY ((tag ("TS_CP_TRAIT_EXPR")))
+ trait_expression;
};
\f
CPTI_JCLASS,
CPTI_TERMINATE,
CPTI_CALL_UNEXPECTED,
+ CPTI_ATEXIT_FN_PTR_TYPE,
CPTI_ATEXIT,
CPTI_DSO_HANDLE,
CPTI_DCAST,
/* The declaration for "__cxa_call_unexpected". */
#define call_unexpected_node cp_global_trees[CPTI_CALL_UNEXPECTED]
+/* The type of the function-pointer argument to "__cxa_atexit" (or
+ "std::atexit", if "__cxa_atexit" is not being used). */
+#define atexit_fn_ptr_type_node cp_global_trees[CPTI_ATEXIT_FN_PTR_TYPE]
+
/* A pointer to `std::atexit'. */
#define atexit_node cp_global_trees[CPTI_ATEXIT]
struct cp_binding_level *x_previous_class_level;
tree x_saved_tree;
- HOST_WIDE_INT x_processing_template_decl;
+ int x_processing_template_decl;
int x_processing_specialization;
- bool x_processing_explicit_instantiation;
- int need_pop_function_context;
- bool skip_evaluation;
+ BOOL_BITFIELD x_processing_explicit_instantiation : 1;
+ BOOL_BITFIELD need_pop_function_context : 1;
+ BOOL_BITFIELD skip_evaluation : 1;
struct stmt_tree_s x_stmt_tree;
#define current_lang_base scope_chain->lang_base
#define current_lang_name scope_chain->lang_name
-/* Parsing a function declarator leaves a list of parameter names
- or a chain or parameter decls here. */
+/* When parsing a template declaration, a TREE_LIST represents the
+ active template parameters. Each node in the list represents one
+ level of template parameters. The innermost level is first in the
+ list. The depth of each level is stored as an INTEGER_CST in the
+ TREE_PURPOSE of each node. The parameters for that level are
+ stored in the TREE_VALUE. */
#define current_template_parms scope_chain->template_parms
extern GTY(()) struct saved_scope *scope_chain;
+struct cxx_int_tree_map GTY(())
+{
+ unsigned int uid;
+ tree to;
+};
+
+extern unsigned int cxx_int_tree_map_hash (const void *);
+extern int cxx_int_tree_map_eq (const void *, const void *);
+
/* Global state pertinent to the current function. */
struct language_function GTY(())
tree x_vtt_parm;
tree x_return_value;
- int returns_value;
- int returns_null;
- int returns_abnormally;
- int in_function_try_handler;
- int in_base_initializer;
+ BOOL_BITFIELD returns_value : 1;
+ BOOL_BITFIELD returns_null : 1;
+ BOOL_BITFIELD returns_abnormally : 1;
+ BOOL_BITFIELD in_function_try_handler : 1;
+ BOOL_BITFIELD in_base_initializer : 1;
/* True if this function can throw an exception. */
BOOL_BITFIELD can_throw : 1;
- struct named_label_use_list *x_named_label_uses;
- struct named_label_list *x_named_labels;
+ htab_t GTY((param_is(struct named_label_entry))) x_named_labels;
struct cp_binding_level *bindings;
VEC(tree,gc) *x_local_names;
+ htab_t GTY((param_is (struct cxx_int_tree_map))) extern_decl_map;
};
/* The current C++-specific per-function global variables. */
#define CLASS_TYPE_P(T) \
(IS_AGGR_TYPE_CODE (TREE_CODE (T)) && TYPE_LANG_FLAG_5 (T))
+/* Nonzero if T is a class type but not an union. */
+#define NON_UNION_CLASS_TYPE_P(T) \
+ (CLASS_TYPE_P (T) && TREE_CODE (T) != UNION_TYPE)
+
/* Keep these checks in ascending code order. */
#define IS_AGGR_TYPE_CODE(T) \
((T) == RECORD_TYPE || (T) == UNION_TYPE)
unsigned has_complex_init_ref : 1;
unsigned has_complex_assign_ref : 1;
unsigned non_aggregate : 1;
+ unsigned has_complex_dflt : 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
/* 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 : 12;
+ unsigned dummy : 11;
tree primary_base;
VEC(tree_pair_s,gc) *vcall_indices;
#endif /* ENABLE_TREE_CHECKING */
-/* Indicates whether or not (and how) a template was expanded for this class.
- 0=no information yet/non-template class
- 1=implicit template instantiation
- 2=explicit template specialization
- 3=explicit template instantiation */
-#define CLASSTYPE_USE_TEMPLATE(NODE) \
- (LANG_TYPE_CLASS_CHECK (NODE)->use_template)
-
/* Fields used for storing information before the class is defined.
After the class is defined, these fields hold other information. */
unsigned this_thunk_p : 1;
unsigned repo_available_p : 1;
unsigned hidden_friend_p : 1;
- unsigned dummy : 2;
+ unsigned threadprivate_p : 1;
+ /* One unused bit. */
union lang_decl_u {
/* In a FUNCTION_DECL for which DECL_THUNK_P holds, this is
#define DECL_COPY_CONSTRUCTOR_P(NODE) \
(DECL_CONSTRUCTOR_P (NODE) && copy_fn_p (NODE) > 0)
+/* Nonzero if NODE (a FUNCTION_DECL) is a move constructor. */
+#define DECL_MOVE_CONSTRUCTOR_P(NODE) \
+ (DECL_CONSTRUCTOR_P (NODE) && move_fn_p (NODE))
+
/* Nonzero if NODE is a destructor. */
#define DECL_DESTRUCTOR_P(NODE) \
(DECL_LANG_SPECIFIC (NODE)->decl_flags.destructor_attr)
/* NULL_TREE in DECL_CONTEXT represents the global namespace. */
#define CP_DECL_CONTEXT(NODE) \
(DECL_CONTEXT (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))
/* 1 iff NODE has namespace scope, including the global namespace. */
#define DECL_CLASS_SCOPE_P(NODE) \
(DECL_CONTEXT (NODE) && TYPE_P (DECL_CONTEXT (NODE)))
+#define TYPE_CLASS_SCOPE_P(NODE) \
+ (TYPE_CONTEXT (NODE) && TYPE_P (TYPE_CONTEXT (NODE)))
+
/* 1 iff NODE is function-local. */
#define DECL_FUNCTION_SCOPE_P(NODE) \
(DECL_CONTEXT (NODE) \
/* In a TREE_LIST concatenating using directives, indicate indirect
directives */
-#define TREE_INDIRECT_USING(NODE) (TREE_LIST_CHECK (NODE)->common.lang_flag_0)
+#define TREE_INDIRECT_USING(NODE) (TREE_LIST_CHECK (NODE)->base.lang_flag_0)
extern tree decl_shadowed_for_var_lookup (tree);
extern void decl_shadowed_for_var_insert (tree, tree);
(DECL_LANG_SPECIFIC (DECL)->decl_flags.deferred)
/* If non-NULL for a VAR_DECL, FUNCTION_DECL, TYPE_DECL or
- TEMPLATE_DECL, the entity is a template specialization. In that
- case, DECL_TEMPLATE_INFO is a TREE_LIST, whose TREE_PURPOSE is the
- TEMPLATE_DECL of which this entity is a specialization. The TREE_
- TREE_VALUE is the template arguments used to specialize the
- template.
-
- In general, DECL_TEMPLATE_INFO is non-NULL only if
- DECL_USE_TEMPLATE is nonzero. However, for friends, we sometimes
- have DECL_TEMPLATE_INFO even when DECL_USE_TEMPLATE is zero.
+ TEMPLATE_DECL, the entity is either a template specialization (if
+ DECL_USE_TEMPLATE is nonzero) or the abstract instance of the
+ template itself.
+
+ In either case, DECL_TEMPLATE_INFO is a TREE_LIST, whose
+ TREE_PURPOSE is the TEMPLATE_DECL of which this entity is a
+ specialization or abstract instance. The TREE_VALUE is the
+ template arguments used to specialize the template.
+
Consider:
template <typename T> struct S { friend void f(T) {} };
In this case, S<int>::f is, from the point of view of the compiler,
an instantiation of a template -- but, from the point of view of
the language, each instantiation of S results in a wholly unrelated
- global function f. */
+ global function f. In this case, DECL_TEMPLATE_INFO for S<int>::f
+ will be non-NULL, but DECL_USE_TEMPLATE will be zero. */
#define DECL_TEMPLATE_INFO(NODE) \
(DECL_LANG_SPECIFIC (VAR_TEMPL_TYPE_OR_FUNCTION_DECL_CHECK (NODE)) \
->decl_flags.u.template_info)
/* Nonzero if the template arguments is actually a vector of vectors,
rather than just a vector. */
#define TMPL_ARGS_HAVE_MULTIPLE_LEVELS(NODE) \
- (NODE && TREE_VEC_ELT (NODE, 0) \
+ (NODE && TREE_VEC_ELT (NODE, 0) \
&& TREE_CODE (TREE_VEC_ELT (NODE, 0)) == TREE_VEC)
/* The depth of a template argument vector. When called directly by
are always the full set of arguments required to instantiate this
declaration from the most general template specialized here. */
#define DECL_TI_ARGS(NODE) TI_ARGS (DECL_TEMPLATE_INFO (NODE))
+
+/* The TEMPLATE_DECL associated with NODE, a class type. Even if NODE
+ will be generated from a partial specialization, the TEMPLATE_DECL
+ referred to here will be the original template. For example,
+ given:
+
+ template <typename T> struct S {};
+ template <typename T> struct S<T*> {};
+
+ the CLASSTPYE_TI_TEMPLATE for S<int*> will be S, not the S<T*>. */
#define CLASSTYPE_TI_TEMPLATE(NODE) TI_TEMPLATE (CLASSTYPE_TEMPLATE_INFO (NODE))
#define CLASSTYPE_TI_ARGS(NODE) TI_ARGS (CLASSTYPE_TEMPLATE_INFO (NODE))
(CLASSTYPE_TI_TEMPLATE ((TYPE))))) \
: (TYPE))
-/* Like DECL_TI_TEMPLATE, but for an ENUMERAL_, RECORD_, or UNION_TYPE. */
+/* Like CLASS_TI_TEMPLATE, but also works for ENUMERAL_TYPEs. */
#define TYPE_TI_TEMPLATE(NODE) \
(TI_TEMPLATE (TYPE_TEMPLATE_INFO (NODE)))
the class definition is complete. */
#define TEMPLATE_PARMS_FOR_INLINE(NODE) TREE_LANG_FLAG_1 (NODE)
+/* Determine if a parameter (i.e., a PARM_DECL) is a function
+ parameter pack. */
+#define FUNCTION_PARAMETER_PACK_P(NODE) \
+ (DECL_LANG_FLAG_1 (PARM_DECL_CHECK (NODE)))
+
+/* Determines if NODE is an expansion of one or more parameter packs,
+ e.g., a TYPE_PACK_EXPANSION or EXPR_PACK_EXPANSION. */
+#define PACK_EXPANSION_P(NODE) \
+ (TREE_CODE (NODE) == TYPE_PACK_EXPANSION \
+ || TREE_CODE (NODE) == EXPR_PACK_EXPANSION)
+
+/* Extracts the type or expression pattern from a TYPE_PACK_EXPANSION or
+ EXPR_PACK_EXPANSION. */
+#define PACK_EXPANSION_PATTERN(NODE) \
+ (TREE_CODE (NODE) == TYPE_PACK_EXPANSION? TREE_TYPE (NODE) \
+ : TREE_OPERAND (NODE, 0))
+
+/* Sets the type or expression pattern for a TYPE_PACK_EXPANSION or
+ EXPR_PACK_EXPANSION. */
+#define SET_PACK_EXPANSION_PATTERN(NODE,VALUE) \
+ if (TREE_CODE (NODE) == TYPE_PACK_EXPANSION) \
+ TREE_TYPE (NODE) = VALUE; \
+ else \
+ TREE_OPERAND (NODE, 0) = VALUE
+
+/* The list of parameter packs used in the PACK_EXPANSION_* node. The
+ TREE_VALUE of each TREE_LIST contains the parameter packs. */
+#define PACK_EXPANSION_PARAMETER_PACKS(NODE) TREE_CHAIN (NODE)
+
+/* Determine if this is an argument pack. */
+#define ARGUMENT_PACK_P(NODE) \
+ (TREE_CODE (NODE) == TYPE_ARGUMENT_PACK \
+ || TREE_CODE (NODE) == NONTYPE_ARGUMENT_PACK)
+
+/* The arguments stored in an argument pack. Arguments are stored in a
+ TREE_VEC, which may have length zero. */
+#define ARGUMENT_PACK_ARGS(NODE) \
+ (TREE_CODE (NODE) == TYPE_ARGUMENT_PACK? TREE_TYPE (NODE) \
+ : TREE_OPERAND (NODE, 0))
+
+/* Set the arguments stored in an argument pack. VALUE must be a
+ TREE_VEC. */
+#define SET_ARGUMENT_PACK_ARGS(NODE,VALUE) \
+ if (TREE_CODE (NODE) == TYPE_ARGUMENT_PACK) \
+ TREE_TYPE (NODE) = VALUE; \
+ else \
+ TREE_OPERAND (NODE, 0) = VALUE
+
+/* Whether the argument pack is "incomplete", meaning that more
+ arguments can still be deduced. Incomplete argument packs are only
+ used when the user has provided an explicit template argument list
+ for a variadic function template. Some of the explicit template
+ arguments will be placed into the beginning of the argument pack,
+ but additional arguments might still be deduced. */
+#define ARGUMENT_PACK_INCOMPLETE_P(NODE) \
+ TREE_LANG_FLAG_0 (ARGUMENT_PACK_ARGS (NODE))
+
+/* When ARGUMENT_PACK_INCOMPLETE_P, stores the explicit template
+ arguments used to fill this pack. */
+#define ARGUMENT_PACK_EXPLICIT_ARGS(NODE) \
+ TREE_TYPE (ARGUMENT_PACK_ARGS (NODE))
+
+/* In an ARGUMENT_PACK_SELECT, the argument pack from which an
+ argument will be selected. */
+#define ARGUMENT_PACK_SELECT_FROM_PACK(NODE) \
+ (((struct tree_argument_pack_select *)ARGUMENT_PACK_SELECT_CHECK (NODE))->argument_pack)
+
+/* In an ARGUMENT_PACK_SELECT, the index of the argument we want to
+ select. */
+#define ARGUMENT_PACK_SELECT_INDEX(NODE) \
+ (((struct tree_argument_pack_select *)ARGUMENT_PACK_SELECT_CHECK (NODE))->index)
+
+/* In an ARGUMENT_PACK_SELECT, the actual underlying argument that the
+ ARGUMENT_PACK_SELECT represents. */
+#define ARGUMENT_PACK_SELECT_ARG(NODE) \
+ TREE_VEC_ELT (ARGUMENT_PACK_ARGS (ARGUMENT_PACK_SELECT_FROM_PACK (NODE)), \
+ ARGUMENT_PACK_SELECT_INDEX (NODE));
+
/* In a FUNCTION_DECL, the saved language-specific per-function data. */
#define DECL_SAVED_FUNCTION_DATA(NODE) \
(DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (NODE)) \
#define AGGR_INIT_VIA_CTOR_P(NODE) \
TREE_LANG_FLAG_0 (AGGR_INIT_EXPR_CHECK (NODE))
+/* AGGR_INIT_EXPR accessors. These are equivalent to the CALL_EXPR
+ accessors, except for AGGR_INIT_EXPR_SLOT (which takes the place of
+ CALL_EXPR_STATIC_CHAIN). */
+
+#define AGGR_INIT_EXPR_FN(NODE) TREE_OPERAND (AGGR_INIT_EXPR_CHECK (NODE), 1)
+#define AGGR_INIT_EXPR_SLOT(NODE) \
+ TREE_OPERAND (AGGR_INIT_EXPR_CHECK (NODE), 2)
+#define AGGR_INIT_EXPR_ARG(NODE, I) \
+ TREE_OPERAND (AGGR_INIT_EXPR_CHECK (NODE), (I) + 3)
+#define aggr_init_expr_nargs(NODE) (VL_EXP_OPERAND_LENGTH(NODE) - 3)
+
+/* AGGR_INIT_EXPR_ARGP returns a pointer to the argument vector for NODE.
+ We can't use &AGGR_INIT_EXPR_ARG (NODE, 0) because that will complain if
+ the argument count is zero when checking is enabled. Instead, do
+ the pointer arithmetic to advance past the 3 fixed operands in a
+ AGGR_INIT_EXPR. That produces a valid pointer to just past the end of
+ the operand array, even if it's not valid to dereference it. */
+#define AGGR_INIT_EXPR_ARGP(NODE) \
+ (&(TREE_OPERAND (AGGR_INIT_EXPR_CHECK (NODE), 0)) + 3)
+
+/* Abstract iterators for AGGR_INIT_EXPRs. */
+
+/* Structure containing iterator state. */
+typedef struct aggr_init_expr_arg_iterator_d GTY (())
+{
+ tree t; /* the aggr_init_expr */
+ int n; /* argument count */
+ int i; /* next argument index */
+} aggr_init_expr_arg_iterator;
+
+/* Initialize the abstract argument list iterator object ITER with the
+ arguments from AGGR_INIT_EXPR node EXP. */
+static inline void
+init_aggr_init_expr_arg_iterator (tree exp,
+ aggr_init_expr_arg_iterator *iter)
+{
+ iter->t = exp;
+ iter->n = aggr_init_expr_nargs (exp);
+ iter->i = 0;
+}
+
+/* Return the next argument from abstract argument list iterator object ITER,
+ and advance its state. Return NULL_TREE if there are no more arguments. */
+static inline tree
+next_aggr_init_expr_arg (aggr_init_expr_arg_iterator *iter)
+{
+ tree result;
+ if (iter->i >= iter->n)
+ return NULL_TREE;
+ result = AGGR_INIT_EXPR_ARG (iter->t, iter->i);
+ iter->i++;
+ return result;
+}
+
+/* Initialize the abstract argument list iterator object ITER, then advance
+ past and return the first argument. Useful in for expressions, e.g.
+ for (arg = first_aggr_init_expr_arg (exp, &iter); arg;
+ arg = next_aggr_init_expr_arg (&iter)) */
+static inline tree
+first_aggr_init_expr_arg (tree exp, aggr_init_expr_arg_iterator *iter)
+{
+ init_aggr_init_expr_arg_iterator (exp, iter);
+ return next_aggr_init_expr_arg (iter);
+}
+
+/* Test whether there are more arguments in abstract argument list iterator
+ ITER, without changing its state. */
+static inline bool
+more_aggr_init_expr_args_p (const aggr_init_expr_arg_iterator *iter)
+{
+ return (iter->i < iter->n);
+}
+
+/* Iterate through each argument ARG of AGGR_INIT_EXPR CALL, using variable
+ ITER (of type aggr_init_expr_arg_iterator) to hold the iteration state. */
+#define FOR_EACH_AGGR_INIT_EXPR_ARG(arg, iter, call) \
+ for ((arg) = first_aggr_init_expr_arg ((call), &(iter)); (arg); \
+ (arg) = next_aggr_init_expr_arg (&(iter)))
+
/* 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
#define DECL_HIDDEN_FRIEND_P(NODE) \
(DECL_LANG_SPECIFIC (DECL_COMMON_CHECK (NODE))->decl_flags.hidden_friend_p)
+/* Nonzero if DECL has been declared threadprivate by
+ #pragma omp threadprivate. */
+#define CP_DECL_THREADPRIVATE_P(DECL) \
+ (DECL_LANG_SPECIFIC (VAR_DECL_CHECK (DECL))->decl_flags.threadprivate_p)
+
/* Record whether a typedef for type `int' was actually `signed int'. */
#define C_TYPEDEF_EXPLICITLY_SIGNED(EXP) DECL_LANG_FLAG_1 (EXP)
#define DECL_EXTERNAL_LINKAGE_P(DECL) \
(decl_linkage (DECL) == lk_external)
-/* Keep these codes in ascending code order. CHAR_TYPE is used here
- to completely fill the range. */
+/* Keep these codes in ascending code order. */
-#define INTEGRAL_CODE_P(CODE) \
- ((CODE) == ENUMERAL_TYPE || (CODE) == BOOLEAN_TYPE \
- || (CODE) == CHAR_TYPE || (CODE) == INTEGER_TYPE)
+#define INTEGRAL_CODE_P(CODE) \
+ ((CODE) == ENUMERAL_TYPE \
+ || (CODE) == BOOLEAN_TYPE \
+ || (CODE) == INTEGER_TYPE)
/* [basic.fundamental]
Note that INTEGRAL_TYPE_P, as defined in tree.h, allows enumeration
types as well, which is incorrect in C++. Keep these checks in
- ascending code order. CHAR_TYPE is added to complete the interval of
- values. */
+ ascending code order. */
#define CP_INTEGRAL_TYPE_P(TYPE) \
(TREE_CODE (TYPE) == BOOLEAN_TYPE \
- || TREE_CODE (TYPE) == CHAR_TYPE \
|| TREE_CODE (TYPE) == INTEGER_TYPE)
/* Returns true if TYPE is an integral or enumeration name. Keep
/* [basic.fundamental]
Integral and floating types are collectively called arithmetic
- types. Keep these checks in ascending code order. */
+ types.
+
+ As a GNU extension, we also accept complex types.
+
+ Keep these checks in ascending code order. */
#define ARITHMETIC_TYPE_P(TYPE) \
- (CP_INTEGRAL_TYPE_P (TYPE) || TREE_CODE (TYPE) == REAL_TYPE)
+ (CP_INTEGRAL_TYPE_P (TYPE) \
+ || TREE_CODE (TYPE) == REAL_TYPE \
+ || TREE_CODE (TYPE) == COMPLEX_TYPE)
/* [basic.types]
Arithmetic types, enumeration types, pointer types, and
pointer-to-member types, are collectively called scalar types.
+
Keep these checks in ascending code order. */
#define SCALAR_TYPE_P(TYPE) \
(TYPE_PTRMEM_P (TYPE) \
/* 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 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 user-defined 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]:
A destructor is trivial if it is an implicitly declared
#define TYPE_HAS_NONTRIVIAL_DESTRUCTOR(NODE) \
(TYPE_LANG_FLAG_4 (NODE))
+/* Nonzero for class type means that the default constructor is trivial. */
+#define TYPE_HAS_TRIVIAL_DFLT(NODE) \
+ (TYPE_HAS_DEFAULT_CONSTRUCTOR (NODE) && ! TYPE_HAS_COMPLEX_DFLT (NODE))
+
/* Nonzero for class type means that copy initialization of this type can use
a bitwise copy. */
#define TYPE_HAS_TRIVIAL_INIT_REF(NODE) \
/* Returns true if NODE is a pointer. */
#define TYPE_PTR_P(NODE) \
(TREE_CODE (NODE) == POINTER_TYPE)
+
+/* Returns true if NODE is an object type:
+
+ [basic.types]
+
+ An object type is a (possibly cv-qualified) type that is not a
+ function type, not a reference type, and not a void type.
+
+ Keep these checks in ascending order, for speed. */
+#define TYPE_OBJ_P(NODE) \
+ (TREE_CODE (NODE) != REFERENCE_TYPE \
+ && TREE_CODE (NODE) != VOID_TYPE \
+ && TREE_CODE (NODE) != FUNCTION_TYPE \
+ && TREE_CODE (NODE) != METHOD_TYPE)
+
/* Returns true if NODE is a pointer to an object. Keep these checks
in ascending tree code order. */
#define TYPE_PTROB_P(NODE) \
- (TYPE_PTR_P (NODE) \
- && !(TREE_CODE (TREE_TYPE (NODE)) == VOID_TYPE \
- || TREE_CODE (TREE_TYPE (NODE)) == FUNCTION_TYPE \
- || TREE_CODE (TREE_TYPE (NODE)) == METHOD_TYPE))
+ (TYPE_PTR_P (NODE) && TYPE_OBJ_P (TREE_TYPE (NODE)))
+
/* Returns true if NODE is a reference to an object. Keep these checks
in ascending tree code order. */
#define TYPE_REF_OBJ_P(NODE) \
- (TREE_CODE (NODE) == REFERENCE_TYPE \
- && !(TREE_CODE (TREE_TYPE (NODE)) == VOID_TYPE \
- || TREE_CODE (TREE_TYPE (NODE)) == FUNCTION_TYPE \
- || TREE_CODE (TREE_TYPE (NODE)) == METHOD_TYPE))
+ (TREE_CODE (NODE) == REFERENCE_TYPE && TYPE_OBJ_P (TREE_TYPE (NODE)))
+
+/* True if reference type NODE is an rvalue reference */
+#define TYPE_REF_IS_RVALUE(NODE) \
+ TREE_LANG_FLAG_0 (REFERENCE_TYPE_CHECK (NODE))
+
/* Returns true if NODE is a pointer to an object, or a pointer to
void. Keep these checks in ascending tree code order. */
#define TYPE_PTROBV_P(NODE) \
(TYPE_PTR_P (NODE) \
&& !(TREE_CODE (TREE_TYPE (NODE)) == FUNCTION_TYPE \
|| TREE_CODE (TREE_TYPE (NODE)) == METHOD_TYPE))
+
/* Returns true if NODE is a pointer to function. */
#define TYPE_PTRFN_P(NODE) \
(TREE_CODE (NODE) == POINTER_TYPE \
&& TREE_CODE (TREE_TYPE (NODE)) == FUNCTION_TYPE)
+
/* Returns true if NODE is a reference to function. */
#define TYPE_REFFN_P(NODE) \
(TREE_CODE (NODE) == REFERENCE_TYPE \
For a class template, this list contains the partial
specializations of this template. (Full specializations are not
- recorded on this list.) The TREE_PURPOSE holds the innermost
- arguments used in the partial specialization (e.g., for `template
- <class T> struct S<T*, int>' this will be `T*'.) The TREE_VALUE
- holds the innermost template parameters for the specialization
- (e.g., `T' in the example above.) The TREE_TYPE is the _TYPE node
- for the partial specialization.
+ recorded on this list.) The TREE_PURPOSE holds the arguments used
+ in the partial specialization (e.g., for `template <class T> struct
+ S<T*, int>' this will be `T*'.) The arguments will also include
+ any outer template arguments. The TREE_VALUE holds the innermost
+ template parameters for the specialization (e.g., `T' in the
+ example above.) The TREE_TYPE is the _TYPE node for the partial
+ specialization.
This list is not used for static variable templates. */
#define DECL_TEMPLATE_SPECIALIZATIONS(NODE) DECL_SIZE (NODE)
/* Returns nonzero if NODE is a primary template. */
#define PRIMARY_TEMPLATE_P(NODE) (DECL_PRIMARY_TEMPLATE (NODE) == (NODE))
-/* Indicates whether or not (and how) a template was expanded for this
- FUNCTION_DECL or VAR_DECL.
- 0=normal declaration, e.g. int min (int, int);
- 1=implicit template instantiation
- 2=explicit template specialization, e.g. int min<int> (int, int);
- 3=explicit template instantiation, e.g. template int min<int> (int, int);
+/* Nonzero iff NODE is a specialization of a template. The value
+ indicates the type of specializations:
+
+ 1=implicit instantiation
+
+ 2=partial or explicit specialization, e.g.:
+
+ template <> int min<int> (int, int),
+
+ 3=explicit instantiation, e.g.:
+
+ template int min<int> (int, int);
+
+ Note that NODE will be marked as a specialization even if the
+ template it is instantiating is not a primary template. For
+ example, given:
+
+ template <typename T> struct O {
+ void f();
+ struct I {};
+ };
+
+ both O<int>::f and O<int>::I will be marked as instantiations.
If DECL_USE_TEMPLATE is nonzero, then DECL_TEMPLATE_INFO will also
be non-NULL. */
#define DECL_USE_TEMPLATE(NODE) (DECL_LANG_SPECIFIC (NODE)->decl_flags.use_template)
+/* Like DECL_USE_TEMPLATE, but for class types. */
+#define CLASSTYPE_USE_TEMPLATE(NODE) \
+ (LANG_TYPE_CLASS_CHECK (NODE)->use_template)
+
+/* True if NODE is a specialization of a primary template. */
+#define CLASSTYPE_SPECIALIZATION_OF_PRIMARY_TEMPLATE_P(NODE) \
+ (CLASS_TYPE_P (NODE) \
+ && CLASSTYPE_USE_TEMPLATE (NODE) \
+ && PRIMARY_TEMPLATE_P (CLASSTYPE_TI_TEMPLATE (arg)))
+
#define DECL_TEMPLATE_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) & 1)
#define CLASSTYPE_TEMPLATE_INSTANTIATION(NODE) \
(CLASSTYPE_USE_TEMPLATE (NODE) & 1)
#define QUALIFIED_NAME_IS_TEMPLATE(NODE) \
(TREE_LANG_FLAG_0 (SCOPE_REF_CHECK (NODE)))
+/* True for an OMP_ATOMIC that has dependent parameters. These are stored
+ as an expr in operand 1, and integer_zero_node in operand 0. */
+#define OMP_ATOMIC_DEPENDENT_P(NODE) \
+ (TREE_CODE (TREE_OPERAND (OMP_ATOMIC_CHECK (NODE), 0)) == INTEGER_CST)
+
+/* Used while gimplifying continue statements bound to OMP_FOR nodes. */
+#define OMP_FOR_GIMPLIFYING_P(NODE) \
+ (TREE_LANG_FLAG_0 (OMP_FOR_CHECK (NODE)))
+
+/* A language-specific token attached to the OpenMP data clauses to
+ hold code (or code fragments) related to ctors, dtors, and op=.
+ See semantics.c for details. */
+#define CP_OMP_CLAUSE_INFO(NODE) \
+ TREE_TYPE (OMP_CLAUSE_RANGE_CHECK (NODE, OMP_CLAUSE_PRIVATE, \
+ OMP_CLAUSE_COPYPRIVATE))
+
/* These macros provide convenient access to the various _STMT nodes
created when parsing template declarations. */
#define TRY_STMTS(NODE) TREE_OPERAND (TRY_BLOCK_CHECK (NODE), 0)
expression statement. */
#define EXPR_STMT_EXPR(NODE) TREE_OPERAND (EXPR_STMT_CHECK (NODE), 0)
+/* True if this TARGET_EXPR was created by build_cplus_new, and so we can
+ discard it if it isn't useful. */
+#define TARGET_EXPR_IMPLICIT_P(NODE) \
+ TREE_LANG_FLAG_0 (TARGET_EXPR_CHECK (NODE))
+
/* An enumeration of the kind of tags that C++ accepts. */
enum tag_types {
none_type = 0, /* Not a tag type. */
instantiate_type use) */
tf_user = 1 << 5, /* found template must be a user template
(lookup_template_class use) */
- tf_conv = 1 << 6 /* We are determining what kind of
+ tf_conv = 1 << 6, /* We are determining what kind of
conversion might be permissible,
not actually performing the
conversion. */
+ /* Convenient substitution flags combinations. */
+ tf_warning_or_error = tf_warning | tf_error
} tsubst_flags_t;
/* The kind of checking we can do looking in a class hierarchy. */
binfo. */
} base_kind;
-/* in decl{2}.c */
-/* A node that is a list (length 1) of error_mark_nodes. */
-extern GTY(()) tree error_mark_list;
-
/* Node for "pointer to (virtual) function".
This may be distinct from ptr_type_node so gdb can distinguish them. */
#define vfunc_ptr_type_node vtable_entry_type
TREE_PURPOSE slot. */
extern GTY(()) tree static_aggregates;
-/* Functions called along with real static constructors and destructors. */
-
-extern GTY(()) tree static_ctors;
-extern GTY(()) tree static_dtors;
-
enum overload_flags { NO_SPECIAL = 0, DTOR_FLAG, OP_FLAG, TYPENAME_FLAG };
-/* These are uses as bits in flags passed to build_new_method_call
- to control its error reporting behavior.
-
- LOOKUP_PROTECT means flag access violations.
- LOOKUP_COMPLAIN mean complain if no suitable member function
- matching the arguments is found.
- LOOKUP_NORMAL is just a combination of these two.
- LOOKUP_NONVIRTUAL means make a direct call to the member function found
- LOOKUP_ONLYCONVERTING means that non-conversion constructors are not tried.
- DIRECT_BIND means that if a temporary is created, it should be created so
- that it lives as long as the current variable bindings; otherwise it
- only lives until the end of the complete-expression. It also forces
- direct-initialization in cases where other parts of the compiler have
- already generated a temporary, such as reference initialization and the
- catch parameter.
- LOOKUP_NO_CONVERSION means that user-defined conversions are not
- permitted. Built-in conversions are permitted.
- LOOKUP_DESTRUCTOR means explicit call to destructor.
- LOOKUP_NO_TEMP_BIND means temporaries will not be bound to references.
-
- These are used in global lookup to support elaborated types and
- qualifiers.
-
- LOOKUP_PREFER_TYPES means not to accept objects, and possibly namespaces.
- LOOKUP_PREFER_NAMESPACES means not to accept objects, and possibly types.
- LOOKUP_PREFER_BOTH means class-or-namespace-name. */
-
+/* These are uses as bits in flags passed to various functions to
+ control their behavior. Despite the LOOKUP_ prefix, many of these
+ do not control name lookup. ??? Functions using these flags should
+ probably be modified to accept explicit boolean flags for the
+ behaviors relevant to them. */
+/* Check for access violations. */
#define LOOKUP_PROTECT (1 << 0)
+/* Complain if no suitable member function matching the arguments is
+ found. */
#define LOOKUP_COMPLAIN (1 << 1)
#define LOOKUP_NORMAL (LOOKUP_PROTECT | LOOKUP_COMPLAIN)
+/* Even if the function found by lookup is a virtual function, it
+ should be called directly. */
#define LOOKUP_NONVIRTUAL (1 << 2)
+/* Non-converting (i.e., "explicit") constructors are not tried. */
#define LOOKUP_ONLYCONVERTING (1 << 3)
+/* If a temporary is created, it should be created so that it lives
+ as long as the current variable bindings; otherwise it only lives
+ until the end of the complete-expression. It also forces
+ direct-initialization in cases where other parts of the compiler
+ have already generated a temporary, such as reference
+ initialization and the catch parameter. */
#define DIRECT_BIND (1 << 4)
+/* User-defined conversions are not permitted. (Built-in conversions
+ are permitted.) */
#define LOOKUP_NO_CONVERSION (1 << 5)
+/* The user has explicitly called a destructor. (Therefore, we do
+ not need to check that the object is non-NULL before calling the
+ destructor.) */
#define LOOKUP_DESTRUCTOR (1 << 6)
+/* Do not permit references to bind to temporaries. */
#define LOOKUP_NO_TEMP_BIND (1 << 7)
+/* Do not accept objects, and possibly namespaces. */
#define LOOKUP_PREFER_TYPES (1 << 8)
+/* Do not accept objects, and possibly types. */
#define LOOKUP_PREFER_NAMESPACES (1 << 9)
+/* Accept types or namespaces. */
#define LOOKUP_PREFER_BOTH (LOOKUP_PREFER_TYPES | LOOKUP_PREFER_NAMESPACES)
+/* We are checking that a constructor can be called -- but we do not
+ actually plan to call it. */
#define LOOKUP_CONSTRUCTOR_CALLABLE (1 << 10)
+/* Return friend declarations and un-declared builtin functions.
+ (Normally, these entities are registered in the symbol table, but
+ not found by lookup.) */
+#define LOOKUP_HIDDEN (LOOKUP_CONSTRUCTOR_CALLABLE << 1)
+/* Prefer that the lvalue be treated as an rvalue. */
+#define LOOKUP_PREFER_RVALUE (LOOKUP_HIDDEN << 1)
#define LOOKUP_NAMESPACES_ONLY(F) \
(((F) & LOOKUP_PREFER_NAMESPACES) && !((F) & LOOKUP_PREFER_TYPES))
#define WANT_ENUM 4 /* enumerated types */
#define WANT_POINTER 8 /* pointer types */
#define WANT_NULL 16 /* null pointer constant */
-#define WANT_ARITH (WANT_INT | WANT_FLOAT)
+#define WANT_VECTOR 32 /* vector types */
+#define WANT_ARITH (WANT_INT | WANT_FLOAT | WANT_VECTOR)
/* Used with comptypes, and related functions, to guide type
comparison. */
#define COMPARE_REDECLARATION 4 /* The comparison is being done when
another declaration of an existing
entity is seen. */
+#define COMPARE_STRUCTURAL 8 /* The comparison is intended to be
+ structural. The actual comparison
+ will be identical to
+ COMPARE_STRICT. */
/* Used with push_overloaded_decl. */
#define PUSH_GLOBAL 0 /* Push the DECL into namespace scope,
#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)
+#define TEMPLATE_PARM_PARAMETER_PACK(NODE) \
+ (TREE_LANG_FLAG_0 (TEMPLATE_PARM_INDEX_CHECK (NODE)))
/* These macros are for accessing the fields of TEMPLATE_TYPE_PARM,
TEMPLATE_TEMPLATE_PARM and BOUND_TEMPLATE_TEMPLATE_PARM nodes. */
(TEMPLATE_PARM_ORIG_LEVEL (TEMPLATE_TYPE_PARM_INDEX (NODE)))
#define TEMPLATE_TYPE_DECL(NODE) \
(TEMPLATE_PARM_DECL (TEMPLATE_TYPE_PARM_INDEX (NODE)))
+#define TEMPLATE_TYPE_PARAMETER_PACK(NODE) \
+ (TEMPLATE_PARM_PARAMETER_PACK (TEMPLATE_TYPE_PARM_INDEX (NODE)))
/* These constants can used as bit flags in the process of tree formatting.
template-declaration.
TFF_TEMPLATE_NAME: show only template-name.
TFF_EXPR_IN_PARENS: parenthesize expressions.
- TFF_NO_FUNCTION_ARGUMENTS: don't show function arguments. */
+ TFF_NO_FUNCTION_ARGUMENTS: don't show function arguments.
+ TFF_UNQUALIFIED_NAME: do not print the qualifying scope of the
+ top-level entity. */
#define TFF_PLAIN_IDENTIFIER (0)
#define TFF_SCOPE (1)
#define TFF_TEMPLATE_NAME (1 << 8)
#define TFF_EXPR_IN_PARENS (1 << 9)
#define TFF_NO_FUNCTION_ARGUMENTS (1 << 10)
+#define TFF_UNQUALIFIED_NAME (1 << 11)
/* Returns the TEMPLATE_DECL associated to a TEMPLATE_TEMPLATE_PARM
node. */
decl-specifier-seq. */
BOOL_BITFIELD multiple_types_p : 1;
/* True iff multiple storage classes were (erroneously) specified
- for this decl-specifier-seq. */
- BOOL_BITFIELD multiple_storage_classes_p : 1;
+ for this decl-specifier-seq or a combination of a storage class
+ with a typedef specifier. */
+ BOOL_BITFIELD conflicting_specifiers_p : 1;
/* True iff at least one decl-specifier was found. */
BOOL_BITFIELD any_specifiers_p : 1;
/* True iff "int" was explicitly provided. */
/* A declarator. */
struct cp_declarator {
/* The kind of declarator. */
- cp_declarator_kind kind;
+ ENUM_BITFIELD (cp_declarator_kind) kind : 4;
+ /* Whether we parsed an ellipsis (`...') just before the declarator,
+ to indicate this is a parameter pack. */
+ BOOL_BITFIELD parameter_pack_p : 1;
/* Attributes that apply to this declarator. */
tree attributes;
/* For all but cdk_id and cdk_error, the contained declarator. For
/* The bounds to the array. */
tree bounds;
} array;
- /* For cdk_pointer, cdk_reference, and cdk_ptrmem. */
+ /* For cdk_pointer and cdk_ptrmem. */
struct {
/* The cv-qualifiers for the pointer. */
cp_cv_quals qualifiers;
/* For cdk_ptrmem, the class type containing the member. */
tree class_type;
} pointer;
+ /* For cdk_reference */
+ struct {
+ /* The cv-qualifiers for the reference. These qualifiers are
+ only used to diagnose ill-formed code. */
+ cp_cv_quals qualifiers;
+ /* Whether this is an rvalue reference */
+ bool rvalue_ref;
+ } reference;
} u;
};
-/* An erroneous declarator. */
-extern cp_declarator *cp_error_declarator;
-
/* A parameter list indicating for a function with no parameters,
e.g "int f(void)". */
extern cp_parameter_declarator *no_parameters;
extern tree build_vfield_ref (tree, tree);
extern tree build_conditional_expr (tree, tree, tree);
extern tree build_addr_func (tree);
-extern tree build_call (tree, tree);
+extern tree build_call_a (tree, int, tree*);
+extern tree build_call_n (tree, int, ...);
extern bool null_ptr_cst_p (tree);
extern bool sufficient_parms_p (tree);
extern tree type_decays_to (tree);
extern tree build_user_type_conversion (tree, tree, int);
extern tree build_new_function_call (tree, tree, bool);
-extern tree build_operator_new_call (tree, tree, tree *, tree *);
-extern tree build_new_method_call (tree, tree, tree, tree, int);
+extern tree build_operator_new_call (tree, tree, tree *, tree *,
+ tree *);
+extern tree build_new_method_call (tree, tree, tree, tree, int,
+ tree *);
extern tree build_special_member_call (tree, tree, tree, tree, int);
extern tree build_new_op (enum tree_code, int, tree, tree, tree, bool *);
-extern tree build_op_delete_call (enum tree_code, tree, tree, bool, tree);
+extern tree build_op_delete_call (enum tree_code, tree, tree, bool, tree, tree);
extern bool can_convert (tree, tree);
extern bool can_convert_arg (tree, tree, tree, int);
extern bool can_convert_arg_bad (tree, tree, tree);
-extern bool enforce_access (tree, tree);
+extern bool enforce_access (tree, tree, tree);
extern tree convert_default_arg (tree, tree, tree, int);
extern tree convert_arg_to_ellipsis (tree);
extern tree build_x_va_arg (tree, tree);
extern tree perform_implicit_conversion (tree, tree);
extern tree perform_direct_initialization_if_possible (tree, tree, bool);
extern tree in_charge_arg_for_name (tree);
-extern tree build_cxx_call (tree, tree);
+extern tree build_cxx_call (tree, int, tree *);
#ifdef ENABLE_CHECKING
extern void validate_conversion_obstack (void);
#endif /* ENABLE_CHECKING */
extern void resort_type_method_vec (void *, void *,
gt_pointer_operator, void *);
extern bool add_method (tree, tree, tree);
-extern int currently_open_class (tree);
+extern bool currently_open_class (tree);
extern tree currently_open_derived_class (tree);
extern tree finish_struct (tree, tree);
extern void finish_struct_1 (tree);
const char *);
extern void build_self_reference (void);
extern int same_signature_p (tree, tree);
-extern void warn_hidden (tree);
extern void maybe_add_class_template_decl_list (tree, tree, int);
extern void unreverse_member_declarations (tree);
extern void invalidate_class_lookup_cache (void);
extern void maybe_note_name_used_in_class (tree, tree);
extern void note_name_declared_in_class (tree, tree);
extern tree get_vtbl_decl_for_binfo (tree);
-extern tree get_primary_binfo (tree);
extern void debug_class (tree);
extern void debug_thunks (tree);
extern tree cp_fold_obj_type_ref (tree, tree);
extern void set_linkage_according_to_type (tree, tree);
extern void determine_key_method (tree);
extern void check_for_override (tree, tree);
-extern void push_class_stack (void);
-extern void pop_class_stack (void);
+extern void push_class_stack (void);
+extern void pop_class_stack (void);
/* in cvt.c */
extern tree convert_to_reference (tree, tree, int, int, tree);
extern tree force_rvalue (tree);
extern tree ocp_convert (tree, tree, int, int);
extern tree cp_convert (tree, tree);
+extern tree cp_convert_and_check (tree, tree);
extern tree convert_to_void (tree, const char */*implicit context*/);
extern tree convert_force (tree, tree, int);
-extern tree build_type_conversion (tree, tree);
extern tree build_expr_type_conversion (int, tree, bool);
extern tree type_promotes_to (tree);
extern tree perform_qualification_conversions (tree, tree);
extern tree make_anon_name (void);
extern int decls_match (tree, tree);
extern tree duplicate_decls (tree, tree, bool);
-extern tree pushdecl_top_level (tree);
extern tree pushdecl_top_level_maybe_friend (tree, bool);
extern tree pushdecl_top_level_and_finish (tree, tree);
-extern tree push_using_decl (tree, tree);
extern tree declare_local_label (tree);
extern tree define_label (location_t, tree);
extern void check_goto (tree);
+extern bool check_omp_return (void);
extern tree make_typename_type (tree, tree, enum tag_types, tsubst_flags_t);
extern tree make_unbound_class_template (tree, tree, tree, tsubst_flags_t);
extern tree check_for_out_of_scope_variable (tree);
extern tree shadow_tag (cp_decl_specifier_seq *);
extern tree groktypename (cp_decl_specifier_seq *, const cp_declarator *);
extern tree start_decl (const cp_declarator *, cp_decl_specifier_seq *, int, tree, tree, tree *);
-extern void start_decl_1 (tree);
-extern void cp_finish_decl (tree, tree, tree, int);
+extern void start_decl_1 (tree, bool);
+extern void cp_finish_decl (tree, tree, bool, tree, int);
extern void finish_decl (tree, tree, tree);
extern int cp_complete_array_type (tree *, tree, bool);
extern tree build_ptrmemfunc_type (tree);
extern tree build_ptrmem_type (tree, tree);
/* the grokdeclarator prototype is in decl.h */
+extern tree build_this_parm (tree, cp_cv_quals);
extern int copy_fn_p (tree);
+extern bool move_fn_p (tree);
extern tree get_scope_of_declarator (const cp_declarator *);
extern void grok_special_member_properties (tree);
extern int grok_ctor_properties (tree, tree);
-extern void grok_op_properties (tree, bool);
+extern bool grok_op_properties (tree, bool);
extern tree xref_tag (enum tag_types, tree, tag_scope, bool);
extern tree xref_tag_from_type (tree, tree, tag_scope);
-extern void xref_basetypes (tree, tree);
+extern bool xref_basetypes (tree, tree);
extern tree start_enum (tree);
extern void finish_enum (tree);
extern void build_enumerator (tree, tree, tree);
extern tree register_dtor_fn (tree);
extern tmpl_spec_kind current_tmpl_spec_kind (int);
extern tree cp_fname_init (const char *, tree *);
-extern tree builtin_function (const char *name, tree type,
- int code,
- enum built_in_class cl,
- const char *libname,
- tree attrs);
+extern tree cxx_builtin_function (tree decl);
extern tree check_elaborated_type_specifier (enum tag_types, tree, bool);
extern void warn_extern_redeclared_static (tree, tree);
extern const char *cxx_comdat_group (tree);
extern tree check_var_type (tree, tree);
extern tree reshape_init (tree, tree);
-extern bool have_extern_spec;
-
/* in decl2.c */
extern bool check_java_method (tree);
-extern cp_cv_quals grok_method_quals (tree, tree, cp_cv_quals);
+extern tree build_memfn_type (tree, tree, cp_cv_quals);
extern void maybe_retrofit_in_chrg (tree);
extern void maybe_make_one_only (tree);
extern void grokclassfn (tree, tree,
- enum overload_flags,
- cp_cv_quals);
+ enum overload_flags);
extern tree grok_array_decl (tree, tree);
extern tree delete_sanity (tree, tree, bool, int);
extern tree check_classfn (tree, tree, tree);
extern void check_member_template (tree);
extern tree grokfield (const cp_declarator *, cp_decl_specifier_seq *,
- tree, tree, tree);
+ tree, bool, tree, tree);
extern tree grokbitfield (const cp_declarator *, cp_decl_specifier_seq *,
tree);
extern void cplus_decl_attributes (tree *, tree, int);
extern void finish_anon_union (tree);
-extern void cp_finish_file (void);
+extern void cp_write_global_declarations (void);
extern tree coerce_new_type (tree);
extern tree coerce_delete_type (tree);
extern void comdat_linkage (tree);
extern void determine_visibility (tree);
+extern void constrain_class_visibility (tree);
+extern void update_member_visibility (tree);
extern void import_export_decl (tree);
extern tree build_cleanup (tree);
extern tree build_offset_ref_call_from_tree (tree, tree);
extern void check_default_args (tree);
extern void mark_used (tree);
-extern void finish_static_data_member_decl (tree, tree, tree, int);
+extern void finish_static_data_member_decl (tree, tree, bool, tree, int);
extern tree cp_build_parm_decl (tree, tree);
extern tree get_guard (tree);
extern tree get_guard_cond (tree);
extern void mark_needed (tree);
extern bool decl_needed_p (tree);
extern void note_vague_linkage_fn (tree);
+extern tree build_artificial_parm (tree, tree);
/* in error.c */
extern void init_error (void);
extern const char *language_to_string (enum languages);
extern const char *class_key_or_enum_as_string (tree);
extern void print_instantiation_context (void);
+extern void maybe_warn_variadic_templates (void);
/* in except.c */
extern void init_exception_processing (void);
extern int is_friend (tree, tree);
extern void make_friend_class (tree, tree, bool);
extern void add_friend (tree, tree, bool);
-extern tree do_friend (tree, tree, tree, tree, enum overload_flags, cp_cv_quals, bool);
+extern tree do_friend (tree, tree, tree, tree, enum overload_flags, bool);
/* in init.c */
extern tree expand_member_init (tree);
extern void emit_mem_initializers (tree);
extern tree build_aggr_init (tree, tree, int);
-extern tree build_init (tree, tree, int);
extern int is_aggr_type (tree, int);
extern tree get_type_value (tree);
extern tree build_zero_init (tree, tree, bool);
extern tree lazily_declare_fn (special_function_kind,
tree);
extern tree skip_artificial_parms_for (tree, tree);
+extern int num_artificial_parms_for (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 *);
/* In optimize.c */
extern bool maybe_clone_body (tree);
extern void maybe_end_member_template_processing (void);
extern tree finish_member_template_decl (tree);
extern void begin_template_parm_list (void);
-extern void begin_specialization (void);
+extern bool begin_specialization (void);
extern void reset_specialization (void);
extern void end_specialization (void);
extern void begin_explicit_instantiation (void);
extern void end_explicit_instantiation (void);
extern tree check_explicit_specialization (tree, tree, int, int);
-extern tree process_template_parm (tree, tree, bool);
+extern tree process_template_parm (tree, tree, bool, bool);
extern tree end_template_parm_list (tree);
extern void end_template_decl (void);
-extern tree current_template_args (void);
+extern bool check_default_tmpl_args (tree, tree, int, int, int);
extern tree push_template_decl (tree);
extern tree push_template_decl_real (tree, bool);
-extern void redeclare_class_template (tree, tree);
+extern bool redeclare_class_template (tree, tree);
extern tree lookup_template_class (tree, tree, tree, tree,
int, tsubst_flags_t);
extern tree lookup_template_function (tree, tree);
tree, unification_kind_t, int);
extern void mark_decl_instantiated (tree, int);
extern int more_specialized_fn (tree, tree, int);
-extern void mark_class_instantiated (tree, int);
extern void do_decl_instantiation (tree, tree);
extern void do_type_instantiation (tree, tree, tsubst_flags_t);
extern tree instantiate_decl (tree, int, bool);
-extern int push_tinst_level (tree);
-extern void pop_tinst_level (void);
-extern int more_specialized_class (tree, tree, tree);
extern int comp_template_parms (tree, tree);
+extern bool uses_parameter_packs (tree);
+extern bool template_parameter_pack_p (tree);
+extern bool template_parms_variadic_p (tree);
+extern tree make_pack_expansion (tree);
+extern bool check_for_bare_parameter_packs (tree);
extern int template_class_depth (tree);
extern int is_specialization_of (tree, tree);
extern bool is_specialization_of_friend (tree, tree);
extern int comp_template_args (tree, tree);
-extern void maybe_process_partial_specialization (tree);
+extern tree maybe_process_partial_specialization (tree);
extern tree most_specialized_instantiation (tree);
extern void print_candidates (tree);
extern void instantiate_pending_templates (int);
extern tree tsubst_default_argument (tree, tree, tree);
extern tree tsubst_copy_and_build (tree, tree, tsubst_flags_t,
- tree, bool);
+ tree, bool, bool);
extern tree most_general_template (tree);
extern tree get_mostly_instantiated_function_type (tree);
extern int problematic_instantiation_changed (void);
extern tree build_non_dependent_args (tree);
extern bool reregister_specialization (tree, tree, tree);
extern tree fold_non_dependent_expr (tree);
+extern bool explicit_class_specialization_p (tree);
/* in repo.c */
extern void init_repo (void);
extern tree original_binfo (tree, tree);
extern int shared_member_p (tree);
+
+/* The representation of a deferred access check. */
+
+typedef struct deferred_access_check GTY(())
+{
+ /* The base class in which the declaration is referenced. */
+ tree binfo;
+ /* The declaration whose access must be checked. */
+ tree decl;
+ /* The declaration that should be used in the error message. */
+ tree diag_decl;
+} deferred_access_check;
+DEF_VEC_O(deferred_access_check);
+DEF_VEC_ALLOC_O(deferred_access_check,gc);
+
/* in semantics.c */
extern void push_deferring_access_checks (deferring_kind);
extern void resume_deferring_access_checks (void);
extern void stop_deferring_access_checks (void);
extern void pop_deferring_access_checks (void);
-extern tree get_deferred_access_checks (void);
+extern VEC (deferred_access_check,gc)* get_deferred_access_checks (void);
extern void pop_to_parent_deferring_access_checks (void);
+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);
+extern void perform_or_defer_access_check (tree, tree, tree);
extern int stmts_are_full_exprs_p (void);
extern void init_cp_semantics (void);
+extern tree do_poplevel (tree);
extern void add_decl_expr (tree);
extern tree finish_expr_stmt (tree);
extern tree begin_if_stmt (void);
extern tree begin_eh_spec_block (void);
extern void finish_eh_spec_block (tree, tree);
extern void finish_handler_sequence (tree);
-extern tree begin_function_try_block (void);
+extern tree begin_function_try_block (tree *);
extern void finish_function_try_block (tree);
-extern void finish_function_handler_sequence (tree);
+extern void finish_function_handler_sequence (tree, tree);
extern void finish_cleanup_try_block (tree);
extern tree begin_handler (void);
extern void finish_handler_parms (tree, tree);
extern void finish_translation_unit (void);
extern tree finish_template_type_parm (tree, tree);
extern tree finish_template_template_parm (tree, tree);
-extern tree begin_class_definition (tree);
+extern tree begin_class_definition (tree, tree);
extern void finish_template_decl (tree);
extern tree finish_template_type (tree, tree, int);
extern tree finish_base_specifier (tree, tree, bool);
extern void finish_member_declaration (tree);
extern void qualified_name_lookup_error (tree, tree, tree);
-extern void check_template_keyword (tree);
+extern void check_template_keyword (tree);
extern tree finish_id_expression (tree, tree, tree,
cp_id_kind *,
bool, bool, bool *,
bool, bool, bool, bool,
const char **);
extern tree finish_typeof (tree);
+extern tree finish_offsetof (tree);
extern void finish_decl_cleanup (tree, tree);
extern void finish_eh_cleanup (tree);
extern void expand_body (tree);
extern void simplify_aggr_init_expr (tree *);
extern void finalize_nrv (tree *, tree, tree);
extern void note_decl_for_pch (tree);
+extern tree finish_omp_clauses (tree);
+extern void finish_omp_threadprivate (tree);
+extern tree begin_omp_structured_block (void);
+extern tree finish_omp_structured_block (tree);
+extern tree begin_omp_parallel (void);
+extern tree finish_omp_parallel (tree, tree);
+extern tree finish_omp_for (location_t, tree, tree,
+ tree, tree, tree, tree);
+extern void finish_omp_atomic (enum tree_code, tree, tree);
+extern void finish_omp_barrier (void);
+extern void finish_omp_flush (void);
+extern enum omp_clause_default_kind cxx_omp_predetermined_sharing (tree);
+extern tree cxx_omp_clause_default_ctor (tree, tree);
+extern tree cxx_omp_clause_copy_ctor (tree, tree, tree);
+extern tree cxx_omp_clause_assign_op (tree, tree, tree);
+extern tree cxx_omp_clause_dtor (tree, tree);
+extern bool cxx_omp_privatize_by_reference (tree);
+extern tree baselink_for_fns (tree);
+extern void finish_static_assert (tree, tree, location_t,
+ bool);
+extern tree finish_trait_expr (enum cp_trait_kind, tree, tree);
/* in tree.c */
extern void lang_check_failed (const char *, int,
const char *) ATTRIBUTE_NORETURN;
extern tree stabilize_expr (tree, tree *);
extern void stabilize_call (tree, tree *);
+extern void stabilize_aggr_init (tree, tree *);
extern bool stabilize_init (tree, tree *);
extern tree add_stmt_to_compound (tree, tree);
extern tree cxx_maybe_build_cleanup (tree);
extern void init_tree (void);
extern int pod_type_p (tree);
+extern bool class_tmpl_impl_spec_p (tree);
extern int zero_init_p (tree);
extern tree canonical_type_variant (tree);
extern tree copy_binfo (tree, tree, tree,
extern tree build_min (enum tree_code, tree, ...);
extern tree build_min_nt (enum tree_code, ...);
extern tree build_min_non_dep (enum tree_code, tree, ...);
+extern tree build_min_non_dep_call_list (tree, tree, tree);
extern tree build_cplus_new (tree, tree);
extern tree get_target_expr (tree);
extern tree build_cplus_array_type (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 tree build_qualified_name (tree, tree, tree, bool);
extern int is_overloaded_fn (tree);
extern tree get_first_fn (tree);
extern tree ovl_cons (tree, tree);
extern tree break_out_target_exprs (tree);
extern tree get_type_decl (tree);
extern tree decl_namespace_context (tree);
+extern bool decl_anon_ns_mem_p (tree);
extern tree lvalue_type (tree);
extern tree error_type (tree);
extern int varargs_function_p (tree);
-extern int really_overloaded_fn (tree);
+extern bool really_overloaded_fn (tree);
extern bool cp_tree_equal (tree, tree);
extern tree no_linkage_check (tree, bool);
extern void debug_binfo (tree);
extern const struct attribute_spec cxx_attribute_table[];
extern tree make_ptrmem_cst (tree, tree);
extern tree cp_build_type_attribute_variant (tree, tree);
+extern tree cp_build_reference_type (tree, bool);
extern tree cp_build_qualified_type_real (tree, int, tsubst_flags_t);
#define cp_build_qualified_type(TYPE, QUALS) \
- cp_build_qualified_type_real ((TYPE), (QUALS), tf_error | tf_warning)
+ cp_build_qualified_type_real ((TYPE), (QUALS), tf_warning_or_error)
extern special_function_kind special_function_p (tree);
extern int count_trees (tree);
extern int char_type_p (tree);
extern tree cp_walk_subtrees (tree*, int*, walk_tree_fn,
void*, struct pointer_set_t*);
extern int cp_cannot_inline_tree_fn (tree*);
-extern tree cp_add_pending_fn_decls (void*,tree);
extern int cp_auto_var_in_fn_p (tree,tree);
extern tree fold_if_not_in_template (tree);
-extern tree rvalue (tree);
-
+extern tree rvalue (tree);
+extern tree convert_bitfield_to_declared_type (tree);
+extern tree cp_save_expr (tree);
+extern bool cast_valid_in_integral_constant_expression_p (tree);
+
/* in typeck.c */
extern int string_conv_p (tree, tree, int);
extern tree cp_truthvalue_conversion (tree);
extern tree cxx_sizeof_or_alignof_type (tree, enum tree_code, bool);
#define cxx_sizeof_nowarn(T) cxx_sizeof_or_alignof_type (T, SIZEOF_EXPR, false)
extern tree inline_conversion (tree);
+extern tree is_bitfield_expr_with_lowered_type (tree);
+extern tree unlowered_expr_type (tree);
extern tree decay_conversion (tree);
-extern tree default_conversion (tree);
extern tree build_class_member_access_expr (tree, tree, tree, bool);
extern tree finish_class_member_access_expr (tree, tree, bool);
extern tree build_x_indirect_ref (tree, const char *);
extern tree build_indirect_ref (tree, const char *);
extern tree build_array_ref (tree, tree);
extern tree get_member_function_from_ptrfunc (tree *, tree);
-extern tree build_x_binary_op (enum tree_code, tree, tree,
- bool *);
+extern tree build_x_binary_op (enum tree_code, tree,
+ enum tree_code, tree,
+ enum tree_code, bool *);
extern tree build_x_unary_op (enum tree_code, tree);
extern tree unary_complex_lvalue (enum tree_code, tree);
extern tree build_x_conditional_expr (tree, tree, tree);
extern tree convert_for_initialization (tree, tree, tree, int,
const char *, tree, int);
extern int comp_ptr_ttypes (tree, tree);
-extern bool comp_ptr_ttypes_const (tree, tree);
+extern bool comp_ptr_ttypes_const (tree, tree);
extern int ptr_reasonably_similar (tree, tree);
extern tree build_ptrmemfunc (tree, tree, int, bool);
extern int cp_type_quals (tree);
+extern bool cp_type_readonly (tree);
extern bool cp_has_mutable_p (tree);
extern bool at_least_as_qualified_p (tree, tree);
extern void cp_apply_type_quals_to_decl (int, tree);
extern tree build_ptrmemfunc1 (tree, tree, tree);
extern void expand_ptrmemfunc_cst (tree, tree *, tree *);
-extern tree pfn_from_ptrmemfunc (tree);
extern tree type_after_usual_arithmetic_conversions (tree, tree);
extern tree composite_pointer_type (tree, tree, tree, tree,
const char*);
(cxx_incomplete_type_diagnostic ((V), (T), 0))
extern tree error_not_base_type (tree, tree);
extern tree binfo_or_else (tree, tree);
-extern void readonly_error (tree, const char *, int);
+extern void readonly_error (tree, const char *);
extern void complete_type_check_abstract (tree);
extern int abstract_virtuals_error (tree, tree);
extern void cxx_initialize_diagnostics (struct diagnostic_context *);
extern int cxx_types_compatible_p (tree, tree);
extern void init_shadowed_var_for_decl (void);
+extern tree cxx_staticp (tree);
/* in cp-gimplify.c */
extern int cp_gimplify_expr (tree *, tree *, tree *);
/* -- end of C++ */
-/* In order for the format checking to accept the C++ frontend
+/* 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
in c-common.h. */