diff options
Diffstat (limited to 'gcc-4.7/gcc/cp/cp-objcp-common.c')
| -rw-r--r-- | gcc-4.7/gcc/cp/cp-objcp-common.c | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/gcc-4.7/gcc/cp/cp-objcp-common.c b/gcc-4.7/gcc/cp/cp-objcp-common.c deleted file mode 100644 index a957a0303..000000000 --- a/gcc-4.7/gcc/cp/cp-objcp-common.c +++ /dev/null @@ -1,308 +0,0 @@ -/* Some code common to C++ and ObjC++ front ends. - Copyright (C) 2004, 2007, 2008, 2009, 2010, 2011 - Free Software Foundation, Inc. - Contributed by Ziemowit Laski <zlaski@apple.com> - -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/>. */ - -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "tm.h" -#include "tree.h" -#include "cp-tree.h" -#include "c-family/c-common.h" -#include "langhooks.h" -#include "langhooks-def.h" -#include "diagnostic.h" -#include "debug.h" -#include "cxx-pretty-print.h" -#include "cp-objcp-common.h" - -/* Special routine to get the alias set for C++. */ - -alias_set_type -cxx_get_alias_set (tree t) -{ - if (IS_FAKE_BASE_TYPE (t)) - /* The base variant of a type must be in the same alias set as the - complete type. */ - return get_alias_set (TYPE_CONTEXT (t)); - - /* Punt on PMFs until we canonicalize functions properly. */ - if (TYPE_PTRMEMFUNC_P (t) - || (POINTER_TYPE_P (t) - && TYPE_PTRMEMFUNC_P (TREE_TYPE (t)))) - return 0; - - return c_common_get_alias_set (t); -} - -/* Called from check_global_declarations. */ - -bool -cxx_warn_unused_global_decl (const_tree decl) -{ - if (TREE_CODE (decl) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (decl)) - return false; - if (DECL_IN_SYSTEM_HEADER (decl)) - return false; - - /* Const variables take the place of #defines in C++. */ - if (TREE_CODE (decl) == VAR_DECL && TREE_READONLY (decl)) - return false; - - return true; -} - -/* Langhook for tree_size: determine size of our 'x' and 'c' nodes. */ -size_t -cp_tree_size (enum tree_code code) -{ - switch (code) - { - case PTRMEM_CST: return sizeof (struct ptrmem_cst); - case BASELINK: return sizeof (struct tree_baselink); - case TEMPLATE_PARM_INDEX: return sizeof (template_parm_index); - case DEFAULT_ARG: return sizeof (struct tree_default_arg); - case DEFERRED_NOEXCEPT: return sizeof (struct tree_deferred_noexcept); - case OVERLOAD: return sizeof (struct tree_overload); - case STATIC_ASSERT: return sizeof (struct tree_static_assert); - case TYPE_ARGUMENT_PACK: - case TYPE_PACK_EXPANSION: - return sizeof (struct tree_common); - - case NONTYPE_ARGUMENT_PACK: - case EXPR_PACK_EXPANSION: - return sizeof (struct tree_exp); - - case ARGUMENT_PACK_SELECT: - return sizeof (struct tree_argument_pack_select); - - case TRAIT_EXPR: - return sizeof (struct tree_trait_expr); - - case LAMBDA_EXPR: return sizeof (struct tree_lambda_expr); - - case TEMPLATE_INFO: return sizeof (struct tree_template_info); - - case USERDEF_LITERAL: return sizeof (struct tree_userdef_literal); - - default: - gcc_unreachable (); - } - /* NOTREACHED */ -} - -/* Returns true if T is a variably modified type, in the sense of C99. - FN is as passed to variably_modified_p. - This routine needs only check cases that cannot be handled by the - language-independent logic in tree.c. */ - -bool -cp_var_mod_type_p (tree type, tree fn) -{ - /* If TYPE is a pointer-to-member, it is variably modified if either - the class or the member are variably modified. */ - if (TYPE_PTR_TO_MEMBER_P (type)) - return (variably_modified_type_p (TYPE_PTRMEM_CLASS_TYPE (type), fn) - || variably_modified_type_p (TYPE_PTRMEM_POINTED_TO_TYPE (type), - fn)); - - /* All other types are not variably modified. */ - return false; -} - -/* Construct a C++-aware pretty-printer for CONTEXT. It is assumed - that CONTEXT->printer is an already constructed basic pretty_printer. */ -void -cxx_initialize_diagnostics (diagnostic_context *context) -{ - pretty_printer *base; - cxx_pretty_printer *pp; - - c_common_initialize_diagnostics (context); - - base = context->printer; - pp = XNEW (cxx_pretty_printer); - memcpy (pp_base (pp), base, sizeof (pretty_printer)); - pp_cxx_pretty_printer_init (pp); - context->printer = (pretty_printer *) pp; - - /* It is safe to free this object because it was previously malloc()'d. */ - free (base); -} - -/* This compares two types for equivalence ("compatible" in C-based languages). - This routine should only return 1 if it is sure. It should not be used - in contexts where erroneously returning 0 causes problems. */ - -int -cxx_types_compatible_p (tree x, tree y) -{ - return same_type_ignoring_top_level_qualifiers_p (x, y); -} - -/* Return true if DECL is explicit member function. */ - -bool -cp_function_decl_explicit_p (tree decl) -{ - return (decl - && FUNCTION_FIRST_USER_PARMTYPE (decl) != void_list_node - && DECL_LANG_SPECIFIC (STRIP_TEMPLATE (decl)) - && DECL_NONCONVERTING_P (decl)); -} - -/* Stubs to keep c-opts.c happy. */ -void -push_file_scope (void) -{ -} - -void -pop_file_scope (void) -{ -} - -/* c-pragma.c needs to query whether a decl has extern "C" linkage. */ -bool -has_c_linkage (const_tree decl) -{ - return DECL_EXTERN_C_P (decl); -} - -static GTY ((if_marked ("tree_decl_map_marked_p"), param_is (struct tree_decl_map))) - htab_t shadowed_var_for_decl; - -/* Lookup a shadowed var for FROM, and return it if we find one. */ - -tree -decl_shadowed_for_var_lookup (tree from) -{ - struct tree_decl_map *h, in; - in.base.from = from; - - h = (struct tree_decl_map *) - htab_find_with_hash (shadowed_var_for_decl, &in, DECL_UID (from)); - if (h) - return h->to; - return NULL_TREE; -} - -/* Insert a mapping FROM->TO in the shadowed var hashtable. */ - -void -decl_shadowed_for_var_insert (tree from, tree to) -{ - struct tree_decl_map *h; - void **loc; - - h = ggc_alloc_tree_decl_map (); - h->base.from = from; - h->to = to; - loc = htab_find_slot_with_hash (shadowed_var_for_decl, h, DECL_UID (from), - INSERT); - *(struct tree_decl_map **) loc = h; -} - -void -init_shadowed_var_for_decl (void) -{ - shadowed_var_for_decl = htab_create_ggc (512, tree_decl_map_hash, - tree_decl_map_eq, 0); -} - -void -cp_common_init_ts (void) -{ - MARK_TS_DECL_NON_COMMON (NAMESPACE_DECL); - MARK_TS_DECL_NON_COMMON (USING_DECL); - MARK_TS_DECL_NON_COMMON (TEMPLATE_DECL); - - MARK_TS_COMMON (TEMPLATE_TEMPLATE_PARM); - MARK_TS_COMMON (TEMPLATE_TYPE_PARM); - MARK_TS_COMMON (TEMPLATE_PARM_INDEX); - MARK_TS_COMMON (OVERLOAD); - MARK_TS_COMMON (TEMPLATE_INFO); - MARK_TS_COMMON (TYPENAME_TYPE); - MARK_TS_COMMON (TYPEOF_TYPE); - MARK_TS_COMMON (UNDERLYING_TYPE); - MARK_TS_COMMON (BASELINK); - MARK_TS_COMMON (TYPE_PACK_EXPANSION); - MARK_TS_COMMON (TYPE_ARGUMENT_PACK); - MARK_TS_COMMON (DECLTYPE_TYPE); - MARK_TS_COMMON (BOUND_TEMPLATE_TEMPLATE_PARM); - MARK_TS_COMMON (UNBOUND_CLASS_TEMPLATE); - - MARK_TS_TYPED (EXPR_PACK_EXPANSION); - MARK_TS_TYPED (SWITCH_STMT); - MARK_TS_TYPED (IF_STMT); - MARK_TS_TYPED (FOR_STMT); - MARK_TS_TYPED (RANGE_FOR_STMT); - MARK_TS_TYPED (AGGR_INIT_EXPR); - MARK_TS_TYPED (EXPR_STMT); - MARK_TS_TYPED (EH_SPEC_BLOCK); - MARK_TS_TYPED (CLEANUP_STMT); - MARK_TS_TYPED (SCOPE_REF); - MARK_TS_TYPED (CAST_EXPR); - MARK_TS_TYPED (NON_DEPENDENT_EXPR); - MARK_TS_TYPED (MODOP_EXPR); - MARK_TS_TYPED (TRY_BLOCK); - MARK_TS_TYPED (THROW_EXPR); - MARK_TS_TYPED (HANDLER); - MARK_TS_TYPED (REINTERPRET_CAST_EXPR); - MARK_TS_TYPED (CONST_CAST_EXPR); - MARK_TS_TYPED (STATIC_CAST_EXPR); - MARK_TS_TYPED (DYNAMIC_CAST_EXPR); - MARK_TS_TYPED (IMPLICIT_CONV_EXPR); - MARK_TS_TYPED (TEMPLATE_ID_EXPR); - MARK_TS_TYPED (ARROW_EXPR); - MARK_TS_TYPED (SIZEOF_EXPR); - MARK_TS_TYPED (ALIGNOF_EXPR); - MARK_TS_TYPED (AT_ENCODE_EXPR); - MARK_TS_TYPED (UNARY_PLUS_EXPR); - MARK_TS_TYPED (TRAIT_EXPR); - MARK_TS_TYPED (TYPE_ARGUMENT_PACK); - MARK_TS_TYPED (NOEXCEPT_EXPR); - MARK_TS_TYPED (NONTYPE_ARGUMENT_PACK); - MARK_TS_TYPED (WHILE_STMT); - MARK_TS_TYPED (NEW_EXPR); - MARK_TS_TYPED (VEC_NEW_EXPR); - MARK_TS_TYPED (BREAK_STMT); - MARK_TS_TYPED (MEMBER_REF); - MARK_TS_TYPED (DOTSTAR_EXPR); - MARK_TS_TYPED (DO_STMT); - MARK_TS_TYPED (DELETE_EXPR); - MARK_TS_TYPED (VEC_DELETE_EXPR); - MARK_TS_TYPED (CONTINUE_STMT); - MARK_TS_TYPED (TAG_DEFN); - MARK_TS_TYPED (PSEUDO_DTOR_EXPR); - MARK_TS_TYPED (TYPEID_EXPR); - MARK_TS_TYPED (MUST_NOT_THROW_EXPR); - MARK_TS_TYPED (STMT_EXPR); - MARK_TS_TYPED (OFFSET_REF); - MARK_TS_TYPED (OFFSETOF_EXPR); - MARK_TS_TYPED (PTRMEM_CST); - MARK_TS_TYPED (EMPTY_CLASS_EXPR); - MARK_TS_TYPED (VEC_INIT_EXPR); - MARK_TS_TYPED (USING_STMT); - MARK_TS_TYPED (LAMBDA_EXPR); - MARK_TS_TYPED (CTOR_INITIALIZER); -} - -#include "gt-cp-cp-objcp-common.h" |