#include "cp-tree.h"
#include "cpplib.h"
#include "flags.h"
-#include "c-pragma.h"
-#include "toplev.h"
+#include "c-family/c-pragma.h"
#include "output.h"
#include "tm_p.h"
#include "timevar.h"
static struct impl_files *impl_file_chain;
+/* True if we saw "#pragma GCC java_exceptions". */
+bool pragma_java_exceptions;
\f
void
cxx_finish (void)
= "(round %=)";
}
-/* The reserved keyword table. */
-struct resword
-{
- const char *const word;
- ENUM_BITFIELD(rid) const rid : 16;
- const unsigned int disable : 16;
-};
-
-/* Disable mask. Keywords are disabled if (reswords[i].disable & mask) is
- _true_. */
-#define D_EXT 0x01 /* GCC extension */
-#define D_ASM 0x02 /* in C99, but has a switch to turn it off */
-#define D_OBJC 0x04 /* Objective C++ only */
-#define D_CXX0X 0x08 /* C++0x only */
-
-CONSTRAINT(ridbits_fit, RID_LAST_MODIFIER < sizeof(unsigned long) * CHAR_BIT);
-
-static const struct resword reswords[] =
-{
- { "_Complex", RID_COMPLEX, 0 },
- { "__FUNCTION__", RID_FUNCTION_NAME, 0 },
- { "__PRETTY_FUNCTION__", RID_PRETTY_FUNCTION_NAME, 0 },
- { "__alignof", RID_ALIGNOF, 0 },
- { "__alignof__", RID_ALIGNOF, 0 },
- { "__asm", RID_ASM, 0 },
- { "__asm__", RID_ASM, 0 },
- { "__attribute", RID_ATTRIBUTE, 0 },
- { "__attribute__", RID_ATTRIBUTE, 0 },
- { "__builtin_offsetof", RID_OFFSETOF, 0 },
- { "__builtin_va_arg", RID_VA_ARG, 0 },
- { "__complex", RID_COMPLEX, 0 },
- { "__complex__", RID_COMPLEX, 0 },
- { "__const", RID_CONST, 0 },
- { "__const__", RID_CONST, 0 },
- { "__decltype", RID_DECLTYPE, 0 },
- { "__extension__", RID_EXTENSION, 0 },
- { "__func__", RID_C99_FUNCTION_NAME, 0 },
- { "__has_nothrow_assign", RID_HAS_NOTHROW_ASSIGN, 0 },
- { "__has_nothrow_constructor", RID_HAS_NOTHROW_CONSTRUCTOR, 0 },
- { "__has_nothrow_copy", RID_HAS_NOTHROW_COPY, 0 },
- { "__has_trivial_assign", RID_HAS_TRIVIAL_ASSIGN, 0 },
- { "__has_trivial_constructor", RID_HAS_TRIVIAL_CONSTRUCTOR, 0 },
- { "__has_trivial_copy", RID_HAS_TRIVIAL_COPY, 0 },
- { "__has_trivial_destructor", RID_HAS_TRIVIAL_DESTRUCTOR, 0 },
- { "__has_virtual_destructor", RID_HAS_VIRTUAL_DESTRUCTOR, 0 },
- { "__is_abstract", RID_IS_ABSTRACT, 0 },
- { "__is_base_of", RID_IS_BASE_OF, 0 },
- { "__is_class", RID_IS_CLASS, 0 },
- { "__is_convertible_to", RID_IS_CONVERTIBLE_TO, 0 },
- { "__is_empty", RID_IS_EMPTY, 0 },
- { "__is_enum", RID_IS_ENUM, 0 },
- { "__is_pod", RID_IS_POD, 0 },
- { "__is_polymorphic", RID_IS_POLYMORPHIC, 0 },
- { "__is_union", RID_IS_UNION, 0 },
- { "__imag", RID_IMAGPART, 0 },
- { "__imag__", RID_IMAGPART, 0 },
- { "__inline", RID_INLINE, 0 },
- { "__inline__", RID_INLINE, 0 },
- { "__label__", RID_LABEL, 0 },
- { "__null", RID_NULL, 0 },
- { "__real", RID_REALPART, 0 },
- { "__real__", RID_REALPART, 0 },
- { "__restrict", RID_RESTRICT, 0 },
- { "__restrict__", RID_RESTRICT, 0 },
- { "__signed", RID_SIGNED, 0 },
- { "__signed__", RID_SIGNED, 0 },
- { "__thread", RID_THREAD, 0 },
- { "__typeof", RID_TYPEOF, 0 },
- { "__typeof__", RID_TYPEOF, 0 },
- { "__volatile", RID_VOLATILE, 0 },
- { "__volatile__", RID_VOLATILE, 0 },
- { "asm", RID_ASM, D_ASM },
- { "auto", RID_AUTO, 0 },
- { "bool", RID_BOOL, 0 },
- { "break", RID_BREAK, 0 },
- { "case", RID_CASE, 0 },
- { "catch", RID_CATCH, 0 },
- { "char", RID_CHAR, 0 },
- { "char16_t", RID_CHAR16, D_CXX0X },
- { "char32_t", RID_CHAR32, D_CXX0X },
- { "class", RID_CLASS, 0 },
- { "const", RID_CONST, 0 },
- { "const_cast", RID_CONSTCAST, 0 },
- { "continue", RID_CONTINUE, 0 },
- { "decltype", RID_DECLTYPE, D_CXX0X },
- { "default", RID_DEFAULT, 0 },
- { "delete", RID_DELETE, 0 },
- { "do", RID_DO, 0 },
- { "double", RID_DOUBLE, 0 },
- { "dynamic_cast", RID_DYNCAST, 0 },
- { "else", RID_ELSE, 0 },
- { "enum", RID_ENUM, 0 },
- { "explicit", RID_EXPLICIT, 0 },
- { "export", RID_EXPORT, 0 },
- { "extern", RID_EXTERN, 0 },
- { "false", RID_FALSE, 0 },
- { "float", RID_FLOAT, 0 },
- { "for", RID_FOR, 0 },
- { "friend", RID_FRIEND, 0 },
- { "goto", RID_GOTO, 0 },
- { "if", RID_IF, 0 },
- { "inline", RID_INLINE, 0 },
- { "int", RID_INT, 0 },
- { "long", RID_LONG, 0 },
- { "mutable", RID_MUTABLE, 0 },
- { "namespace", RID_NAMESPACE, 0 },
- { "new", RID_NEW, 0 },
- { "operator", RID_OPERATOR, 0 },
- { "private", RID_PRIVATE, 0 },
- { "protected", RID_PROTECTED, 0 },
- { "public", RID_PUBLIC, 0 },
- { "register", RID_REGISTER, 0 },
- { "reinterpret_cast", RID_REINTCAST, 0 },
- { "return", RID_RETURN, 0 },
- { "short", RID_SHORT, 0 },
- { "signed", RID_SIGNED, 0 },
- { "sizeof", RID_SIZEOF, 0 },
- { "static", RID_STATIC, 0 },
- { "static_assert", RID_STATIC_ASSERT, D_CXX0X },
- { "static_cast", RID_STATCAST, 0 },
- { "struct", RID_STRUCT, 0 },
- { "switch", RID_SWITCH, 0 },
- { "template", RID_TEMPLATE, 0 },
- { "this", RID_THIS, 0 },
- { "throw", RID_THROW, 0 },
- { "true", RID_TRUE, 0 },
- { "try", RID_TRY, 0 },
- { "typedef", RID_TYPEDEF, 0 },
- { "typename", RID_TYPENAME, 0 },
- { "typeid", RID_TYPEID, 0 },
- { "typeof", RID_TYPEOF, D_ASM|D_EXT },
- { "union", RID_UNION, 0 },
- { "unsigned", RID_UNSIGNED, 0 },
- { "using", RID_USING, 0 },
- { "virtual", RID_VIRTUAL, 0 },
- { "void", RID_VOID, 0 },
- { "volatile", RID_VOLATILE, 0 },
- { "wchar_t", RID_WCHAR, 0 },
- { "while", RID_WHILE, 0 },
-
- /* The remaining keywords are specific to Objective-C++. NB:
- All of them will remain _disabled_, since they are context-
- sensitive. */
-
- /* These ObjC keywords are recognized only immediately after
- an '@'. NB: The following C++ keywords double as
- ObjC keywords in this context: RID_CLASS, RID_PRIVATE,
- RID_PROTECTED, RID_PUBLIC, RID_THROW, RID_TRY and RID_CATCH. */
- { "compatibility_alias", RID_AT_ALIAS, D_OBJC },
- { "defs", RID_AT_DEFS, D_OBJC },
- { "encode", RID_AT_ENCODE, D_OBJC },
- { "end", RID_AT_END, D_OBJC },
- { "implementation", RID_AT_IMPLEMENTATION, D_OBJC },
- { "interface", RID_AT_INTERFACE, D_OBJC },
- { "protocol", RID_AT_PROTOCOL, D_OBJC },
- { "selector", RID_AT_SELECTOR, D_OBJC },
- { "finally", RID_AT_FINALLY, D_OBJC },
- { "synchronized", RID_AT_SYNCHRONIZED, D_OBJC },
- /* These are recognized only in protocol-qualifier context. */
- { "bycopy", RID_BYCOPY, D_OBJC },
- { "byref", RID_BYREF, D_OBJC },
- { "in", RID_IN, D_OBJC },
- { "inout", RID_INOUT, D_OBJC },
- { "oneway", RID_ONEWAY, D_OBJC },
- { "out", RID_OUT, D_OBJC },
-};
+/* Initialize the reserved words. */
void
init_reswords (void)
{
unsigned int i;
tree id;
- int mask = ((flag_no_asm ? D_ASM : 0)
- | D_OBJC
- | (flag_no_gnu_keywords ? D_EXT : 0)
- | ((cxx_dialect == cxx0x) ? 0 : D_CXX0X));
+ int mask = 0;
+
+ if (cxx_dialect != cxx0x)
+ mask |= D_CXX0X;
+ if (flag_no_asm)
+ mask |= D_ASM | D_EXT;
+ if (flag_no_gnu_keywords)
+ mask |= D_EXT;
+
+ /* The Objective-C keywords are all context-dependent. */
+ mask |= D_OBJC;
- ridpointers = GGC_CNEWVEC (tree, (int) RID_MAX);
- for (i = 0; i < ARRAY_SIZE (reswords); i++)
+ ridpointers = ggc_alloc_cleared_vec_tree ((int) RID_MAX);
+ for (i = 0; i < num_c_common_reswords; i++)
{
- id = get_identifier (reswords[i].word);
- C_RID_CODE (id) = reswords[i].rid;
- ridpointers [(int) reswords[i].rid] = id;
- if (! (reswords[i].disable & mask))
+ if (c_common_reswords[i].disable & D_CONLY)
+ continue;
+ id = get_identifier (c_common_reswords[i].word);
+ C_SET_RID_CODE (id, c_common_reswords[i].rid);
+ ridpointers [(int) c_common_reswords[i].rid] = id;
+ if (! (c_common_reswords[i].disable & mask))
C_IS_RESERVED_WORD (id) = 1;
}
}
CTOR_INITIALIZER, TRY_BLOCK, HANDLER,
EH_SPEC_BLOCK, USING_STMT, TAG_DEFN,
IF_STMT, CLEANUP_STMT, FOR_STMT,
- WHILE_STMT, DO_STMT, BREAK_STMT,
- CONTINUE_STMT, SWITCH_STMT, EXPR_STMT
+ RANGE_FOR_STMT, WHILE_STMT, DO_STMT,
+ BREAK_STMT, CONTINUE_STMT, SWITCH_STMT,
+ EXPR_STMT
};
memset (&statement_code_p, 0, sizeof (statement_code_p));
cxx_init_decl_processing ();
- /* The fact that G++ uses COMDAT for many entities (inline
- functions, template instantiations, virtual tables, etc.) mean
- that it is fundamentally unreliable to try to make decisions
- about whether or not to output a particular entity until the end
- of the compilation. However, the inliner requires that functions
- be provided to the back end if they are to be inlined.
- Therefore, we always use unit-at-a-time mode; in that mode, we
- can provide entities to the back end and it will decide what to
- emit based on what is actually needed. */
- flag_unit_at_a_time = 1;
-
if (c_common_init () == false)
{
input_location = saved_loc;
warning (0, "junk at end of #pragma GCC java_exceptions");
choose_personality_routine (lang_java);
+ pragma_java_exceptions = true;
}
/* Issue an error message indicating that the lookup of NAME (an
}
else
{
- error ("%qD was not declared in this scope", name);
+ if (!objc_diagnose_private_ivar (name))
+ error ("%qD was not declared in this scope", name);
/* Prevent repeated error messages by creating a VAR_DECL with
this NAME in the innermost block scope. */
if (current_function_decl)
{
tree decl;
- decl = build_decl (VAR_DECL, name, error_mark_node);
+ decl = build_decl (input_location,
+ VAR_DECL, name, error_mark_node);
DECL_CONTEXT (decl) = current_function_decl;
push_local_binding (name, decl, 0);
/* Mark the variable as used so that we do not get warnings
Note that we have the exact wording of the following message in
the manual (trouble.texi, node "Name lookup"), so they need to
be kept in synch. */
- permerror ("there are no arguments to %qD that depend on a template "
+ permerror (input_location, "there are no arguments to %qD that depend on a template "
"parameter, so a declaration of %qD must be available",
name, name);
static bool hint;
if (!hint)
{
- inform ("(if you use %<-fpermissive%>, G++ will accept your "
+ inform (input_location, "(if you use %<-fpermissive%>, G++ will accept your "
"code, but allowing the use of an undeclared name is "
"deprecated)");
hint = true;
return unqualified_name_lookup_error (name);
}
+/* Wrapper around build_lang_decl_loc(). Should gradually move to
+ build_lang_decl_loc() and then rename build_lang_decl_loc() back to
+ build_lang_decl(). */
+
tree
build_lang_decl (enum tree_code code, tree name, tree type)
{
+ return build_lang_decl_loc (input_location, code, name, type);
+}
+
+/* Build a decl from CODE, NAME, TYPE declared at LOC, and then add
+ DECL_LANG_SPECIFIC info to the result. */
+
+tree
+build_lang_decl_loc (location_t loc, enum tree_code code, tree name, tree type)
+{
tree t;
- t = build_decl (code, name, type);
+ t = build_decl (loc, code, name, type);
retrofit_lang_decl (t);
- /* All nesting of C++ functions is lexical; there is never a "static
- chain" in the sense of GNU C nested functions. */
- if (code == FUNCTION_DECL)
- DECL_NO_STATIC_CHAIN (t) = 1;
-
return t;
}
{
struct lang_decl *ld;
size_t size;
-
- if (CAN_HAVE_FULL_LANG_DECL_P (t))
- size = sizeof (struct lang_decl);
+ int sel;
+
+ if (TREE_CODE (t) == FUNCTION_DECL)
+ sel = 1, size = sizeof (struct lang_decl_fn);
+ else if (TREE_CODE (t) == NAMESPACE_DECL)
+ sel = 2, size = sizeof (struct lang_decl_ns);
+ else if (TREE_CODE (t) == PARM_DECL)
+ sel = 3, size = sizeof (struct lang_decl_parm);
+ else if (LANG_DECL_HAS_MIN (t))
+ sel = 0, size = sizeof (struct lang_decl_min);
else
- size = sizeof (struct lang_decl_flags);
+ gcc_unreachable ();
- ld = GGC_CNEWVAR (struct lang_decl, size);
+ ld = ggc_alloc_cleared_lang_decl (size);
- ld->decl_flags.can_be_full = CAN_HAVE_FULL_LANG_DECL_P (t) ? 1 : 0;
- ld->decl_flags.u1sel = TREE_CODE (t) == NAMESPACE_DECL ? 1 : 0;
- ld->decl_flags.u2sel = 0;
- if (ld->decl_flags.can_be_full)
- ld->u.f.u3sel = TREE_CODE (t) == FUNCTION_DECL ? 1 : 0;
+ ld->u.base.selector = sel;
DECL_LANG_SPECIFIC (t) = ld;
if (current_lang_name == lang_name_cplusplus
if (! DECL_LANG_SPECIFIC (node))
return;
- if (!CAN_HAVE_FULL_LANG_DECL_P (node))
- size = sizeof (struct lang_decl_flags);
+ if (TREE_CODE (node) == FUNCTION_DECL)
+ size = sizeof (struct lang_decl_fn);
+ else if (TREE_CODE (node) == NAMESPACE_DECL)
+ size = sizeof (struct lang_decl_ns);
+ else if (TREE_CODE (node) == PARM_DECL)
+ size = sizeof (struct lang_decl_parm);
+ else if (LANG_DECL_HAS_MIN (node))
+ size = sizeof (struct lang_decl_min);
else
- size = sizeof (struct lang_decl);
- ld = GGC_NEWVAR (struct lang_decl, size);
+ gcc_unreachable ();
+
+ ld = ggc_alloc_lang_decl (size);
memcpy (ld, DECL_LANG_SPECIFIC (node), size);
DECL_LANG_SPECIFIC (node) = ld;
size = sizeof (struct lang_type);
else
size = sizeof (struct lang_type_ptrmem);
- lt = GGC_NEWVAR (struct lang_type, size);
+ lt = ggc_alloc_lang_type (size);
memcpy (lt, TYPE_LANG_SPECIFIC (node), size);
TYPE_LANG_SPECIFIC (node) = lt;
if (RECORD_OR_UNION_CODE_P (code)
|| code == BOUND_TEMPLATE_TEMPLATE_PARM)
{
- struct lang_type *pi = GGC_CNEW (struct lang_type);
+ struct lang_type *pi
+ = ggc_alloc_cleared_lang_type (sizeof (struct lang_type));
TYPE_LANG_SPECIFIC (t) = pi;
pi->u.c.h.is_lang_type_class = 1;