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/* This file contains the definitions for C++-specific built-in traits.
Copyright The GNU Toolchain Authors.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* Add a DEFTRAIT_EXPR (CODE, NAME, N) line to this file to define an
expression-yielding built-in trait that has internal code name CODE, is
spelled as NAME and takes N type arguments (where N is either 1, 2, or
the special value -1 which denotes that it takes at least one argument).
Such traits are represented as TRAIT_EXPR tree whose TRAIT_EXPR_KIND is
CPTK_CODE. Define the behavior of the trait in finish_trait_expr. */
/* Add a DEFTRAIT_TYPE (CODE, NAME, N) line to this file to define a
type-yielding built-in trait as described above. Such traits are
generally represented as a TRAIT_TYPE tree whose TRAIT_TYPE_KIND is
CPTK_CODE (exceptions are BASES and DIRECT_BASES below). Define the
behavior of the trait in finish_trait_type. */
#ifdef DEFTRAIT
#define DEFTRAIT_EXPR(CODE, NAME, ARITY) DEFTRAIT(tcc_expression, CODE, NAME, ARITY)
#define DEFTRAIT_TYPE(CODE, NAME, ARITY) DEFTRAIT(tcc_type, CODE, NAME, ARITY)
#define DEFTRAIT_EXPR_DEFAULTED
#define DEFTRAIT_TYPE_DEFAULTED
#endif
#ifndef DEFTRAIT_EXPR
#define DEFTRAIT_EXPR(CODE, NAME, ARITY)
#define DEFTRAIT_EXPR_DEFAULTED
#endif
#ifndef DEFTRAIT_TYPE
#define DEFTRAIT_TYPE(CODE, NAME, ARITY)
#define DEFTRAIT_TYPE_DEFAULTED
#endif
DEFTRAIT_EXPR (HAS_NOTHROW_ASSIGN, "__has_nothrow_assign", 1)
DEFTRAIT_EXPR (HAS_NOTHROW_CONSTRUCTOR, "__has_nothrow_constructor", 1)
DEFTRAIT_EXPR (HAS_NOTHROW_COPY, "__has_nothrow_copy", 1)
DEFTRAIT_EXPR (HAS_TRIVIAL_ASSIGN, "__has_trivial_assign", 1)
DEFTRAIT_EXPR (HAS_TRIVIAL_CONSTRUCTOR, "__has_trivial_constructor", 1)
DEFTRAIT_EXPR (HAS_TRIVIAL_COPY, "__has_trivial_copy", 1)
DEFTRAIT_EXPR (HAS_TRIVIAL_DESTRUCTOR, "__has_trivial_destructor", 1)
DEFTRAIT_EXPR (HAS_UNIQUE_OBJ_REPRESENTATIONS, "__has_unique_object_representations", 1)
DEFTRAIT_EXPR (HAS_VIRTUAL_DESTRUCTOR, "__has_virtual_destructor", 1)
DEFTRAIT_EXPR (IS_ABSTRACT, "__is_abstract", 1)
DEFTRAIT_EXPR (IS_AGGREGATE, "__is_aggregate", 1)
DEFTRAIT_EXPR (IS_ASSIGNABLE, "__is_assignable", 2)
DEFTRAIT_EXPR (IS_BASE_OF, "__is_base_of", 2)
DEFTRAIT_EXPR (IS_CLASS, "__is_class", 1)
DEFTRAIT_EXPR (IS_CONSTRUCTIBLE, "__is_constructible", -1)
DEFTRAIT_EXPR (IS_CONVERTIBLE, "__is_convertible", 2)
DEFTRAIT_EXPR (IS_EMPTY, "__is_empty", 1)
DEFTRAIT_EXPR (IS_ENUM, "__is_enum", 1)
DEFTRAIT_EXPR (IS_FINAL, "__is_final", 1)
DEFTRAIT_EXPR (IS_LAYOUT_COMPATIBLE, "__is_layout_compatible", 2)
DEFTRAIT_EXPR (IS_LITERAL_TYPE, "__is_literal_type", 1)
DEFTRAIT_EXPR (IS_NOTHROW_ASSIGNABLE, "__is_nothrow_assignable", 2)
DEFTRAIT_EXPR (IS_NOTHROW_CONSTRUCTIBLE, "__is_nothrow_constructible", -1)
DEFTRAIT_EXPR (IS_NOTHROW_CONVERTIBLE, "__is_nothrow_convertible", 2)
DEFTRAIT_EXPR (IS_POINTER_INTERCONVERTIBLE_BASE_OF, "__is_pointer_interconvertible_base_of", 2)
DEFTRAIT_EXPR (IS_POD, "__is_pod", 1)
DEFTRAIT_EXPR (IS_POLYMORPHIC, "__is_polymorphic", 1)
DEFTRAIT_EXPR (IS_SAME, "__is_same", 2)
DEFTRAIT_EXPR (IS_STD_LAYOUT, "__is_standard_layout", 1)
DEFTRAIT_EXPR (IS_TRIVIAL, "__is_trivial", 1)
DEFTRAIT_EXPR (IS_TRIVIALLY_ASSIGNABLE, "__is_trivially_assignable", 2)
DEFTRAIT_EXPR (IS_TRIVIALLY_CONSTRUCTIBLE, "__is_trivially_constructible", -1)
DEFTRAIT_EXPR (IS_TRIVIALLY_COPYABLE, "__is_trivially_copyable", 1)
DEFTRAIT_EXPR (IS_UNION, "__is_union", 1)
DEFTRAIT_EXPR (REF_CONSTRUCTS_FROM_TEMPORARY, "__reference_constructs_from_temporary", 2)
DEFTRAIT_EXPR (REF_CONVERTS_FROM_TEMPORARY, "__reference_converts_from_temporary", 2)
DEFTRAIT_TYPE (REMOVE_CV, "__remove_cv", 1)
DEFTRAIT_TYPE (REMOVE_REFERENCE, "__remove_reference", 1)
DEFTRAIT_TYPE (REMOVE_CVREF, "__remove_cvref", 1)
DEFTRAIT_TYPE (UNDERLYING_TYPE, "__underlying_type", 1)
/* These traits yield a type pack, not a type, and are represented by
cp_parser_trait as a special BASES tree instead of a TRAIT_TYPE tree. */
DEFTRAIT_TYPE (BASES, "__bases", 1)
DEFTRAIT_TYPE (DIRECT_BASES, "__direct_bases", 1)
#ifdef DEFTRAIT_EXPR_DEFAULTED
#undef DEFTRAIT_EXPR
#undef DEFTRAIT_EXPR_DEFAULTED
#endif
#ifdef DEFTRAIT_TYPE_DEFAULTED
#undef DEFTRAIT_TYPE
#undef DEFTRAIT_TYPE_DEFAULTED
#endif
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