* gdb.dwarf2/dup-psym.exp: Use prepare_for_testing_full.
[deliverable/binutils-gdb.git] / gdb / c-exp.y
index 663e778bd412cad466be823d8aee8bc6fb532eb3..0613799c27e27006c2751e5713024193a245b0a6 100644 (file)
@@ -1,7 +1,6 @@
 /* YACC parser for C expressions, for GDB.
-   Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
-   1998, 1999, 2000, 2003, 2004, 2006, 2007, 2008, 2009, 2010
-   Free Software Foundation, Inc.
+   Copyright (C) 1986, 1989-2000, 2003-2004, 2006-2012 Free Software
+   Foundation, Inc.
 
    This file is part of GDB.
 
 #define yygindex c_yygindex
 #define yytable         c_yytable
 #define yycheck         c_yycheck
+#define yyss   c_yyss
+#define yysslim        c_yysslim
+#define yyssp  c_yyssp
+#define yystacksize c_yystacksize
+#define yyvs   c_yyvs
+#define yyvsp  c_yyvsp
 
 #ifndef YYDEBUG
 #define        YYDEBUG 1               /* Default to yydebug support */
@@ -150,26 +155,31 @@ void yyerror (char *);
     struct internalvar *ivar;
 
     struct stoken_vector svec;
-    struct type **tvec;
+    VEC (type_ptr) *tvec;
     int *ivec;
+
+    struct type_stack *type_stack;
   }
 
 %{
 /* YYSTYPE gets defined by %union */
 static int parse_number (char *, int, int, YYSTYPE *);
 static struct stoken operator_stoken (const char *);
+static void check_parameter_typelist (VEC (type_ptr) *);
 %}
 
 %type <voidval> exp exp1 type_exp start variable qualified_name lcurly
 %type <lval> rcurly
 %type <tval> type typebase
-%type <tvec> nonempty_typelist
+%type <tvec> nonempty_typelist func_mod parameter_typelist
 /* %type <bval> block */
 
 /* Fancy type parsing.  */
-%type <voidval> func_mod direct_abs_decl abs_decl
 %type <tval> ptype
 %type <lval> array_mod
+%type <tval> conversion_type_id
+
+%type <type_stack> ptr_operator_ts abs_decl direct_abs_decl
 
 %token <typed_val_int> INT
 %token <typed_val_float> FLOAT
@@ -208,6 +218,7 @@ static struct stoken operator_stoken (const char *);
 %token NEW DELETE
 %type <sval> operator
 %token REINTERPRET_CAST DYNAMIC_CAST STATIC_CAST CONST_CAST
+%token ENTRY
 
 /* Special type cases, put in to allow the parser to distinguish different
    legal basetypes.  */
@@ -244,6 +255,8 @@ static struct stoken operator_stoken (const char *);
 %type <bval> block
 %left COLONCOLON
 
+%token DOTDOTDOT
+
 \f
 %%
 
@@ -430,15 +443,21 @@ arglist   :       arglist ',' exp   %prec ABOVE_COMMA
                        { arglist_len++; }
        ;
 
-exp     :       exp '(' nonempty_typelist ')' const_or_volatile
+exp     :       exp '(' parameter_typelist ')' const_or_volatile
                        { int i;
+                         VEC (type_ptr) *type_list = $3;
+                         struct type *type_elt;
+                         LONGEST len = VEC_length (type_ptr, type_list);
+
                          write_exp_elt_opcode (TYPE_INSTANCE);
-                         write_exp_elt_longcst ((LONGEST) $<ivec>3[0]);
-                         for (i = 0; i < $<ivec>3[0]; ++i)
-                           write_exp_elt_type ($<tvec>3[i + 1]);
-                         write_exp_elt_longcst((LONGEST) $<ivec>3[0]);
+                         write_exp_elt_longcst (len);
+                         for (i = 0;
+                              VEC_iterate (type_ptr, type_list, i, type_elt);
+                              ++i)
+                           write_exp_elt_type (type_elt);
+                         write_exp_elt_longcst(len);
                          write_exp_elt_opcode (TYPE_INSTANCE);
-                         free ($3);
+                         VEC_free (type_ptr, type_list);
                        }
        ;
 
@@ -612,7 +631,9 @@ exp :       VARIABLE
 
 exp    :       SIZEOF '(' type ')'     %prec UNARY
                        { write_exp_elt_opcode (OP_LONG);
-                         write_exp_elt_type (parse_type->builtin_int);
+                         write_exp_elt_type (lookup_signed_typename
+                                             (parse_language, parse_gdbarch,
+                                              "int"));
                          CHECK_TYPEDEF ($3);
                          write_exp_elt_longcst ((LONGEST) TYPE_LENGTH ($3));
                          write_exp_elt_opcode (OP_LONG); }
@@ -696,7 +717,7 @@ exp :       string_exp
                                case C_STRING_32:
                                  if (type != C_STRING
                                      && type != $1.tokens[i].type)
-                                   error ("Undefined string concatenation.");
+                                   error (_("Undefined string concatenation."));
                                  type = $1.tokens[i].type;
                                  break;
                                default:
@@ -735,7 +756,7 @@ block       :       BLOCKNAME
                          if ($1.sym)
                            $$ = SYMBOL_BLOCK_VALUE ($1.sym);
                          else
-                           error ("No file or function \"%s\".",
+                           error (_("No file or function \"%s\"."),
                                   copy_name ($1.stoken));
                        }
        |       FILENAME
@@ -749,18 +770,40 @@ block     :       block COLONCOLON name
                            = lookup_symbol (copy_name ($3), $1,
                                             VAR_DOMAIN, (int *) NULL);
                          if (!tem || SYMBOL_CLASS (tem) != LOC_BLOCK)
-                           error ("No function \"%s\" in specified context.",
+                           error (_("No function \"%s\" in specified context."),
                                   copy_name ($3));
                          $$ = SYMBOL_BLOCK_VALUE (tem); }
        ;
 
+variable:      name_not_typename ENTRY
+                       { struct symbol *sym = $1.sym;
+
+                         if (sym == NULL || !SYMBOL_IS_ARGUMENT (sym)
+                             || !symbol_read_needs_frame (sym))
+                           error (_("@entry can be used only for function "
+                                    "parameters, not for \"%s\""),
+                                  copy_name ($1.stoken));
+
+                         write_exp_elt_opcode (OP_VAR_ENTRY_VALUE);
+                         write_exp_elt_sym (sym);
+                         write_exp_elt_opcode (OP_VAR_ENTRY_VALUE);
+                       }
+       ;
+
 variable:      block COLONCOLON name
                        { struct symbol *sym;
                          sym = lookup_symbol (copy_name ($3), $1,
                                               VAR_DOMAIN, (int *) NULL);
                          if (sym == 0)
-                           error ("No symbol \"%s\" in specified context.",
+                           error (_("No symbol \"%s\" in specified context."),
                                   copy_name ($3));
+                         if (symbol_read_needs_frame (sym))
+                           {
+                             if (innermost_block == 0
+                                 || contained_in (block_found,
+                                                  innermost_block))
+                               innermost_block = block_found;
+                           }
 
                          write_exp_elt_opcode (OP_VAR_VALUE);
                          /* block_found is set by lookup_symbol.  */
@@ -776,7 +819,7 @@ qualified_name:     TYPENAME COLONCOLON name
                          if (TYPE_CODE (type) != TYPE_CODE_STRUCT
                              && TYPE_CODE (type) != TYPE_CODE_UNION
                              && TYPE_CODE (type) != TYPE_CODE_NAMESPACE)
-                           error ("`%s' is not defined as an aggregate type.",
+                           error (_("`%s' is not defined as an aggregate type."),
                                   TYPE_NAME (type));
 
                          write_exp_elt_opcode (OP_SCOPE);
@@ -792,7 +835,7 @@ qualified_name:     TYPENAME COLONCOLON name
                          if (TYPE_CODE (type) != TYPE_CODE_STRUCT
                              && TYPE_CODE (type) != TYPE_CODE_UNION
                              && TYPE_CODE (type) != TYPE_CODE_NAMESPACE)
-                           error ("`%s' is not defined as an aggregate type.",
+                           error (_("`%s' is not defined as an aggregate type."),
                                   TYPE_NAME (type));
 
                          tmp_token.ptr = (char*) alloca ($4.length + 2);
@@ -802,7 +845,7 @@ qualified_name:     TYPENAME COLONCOLON name
                          tmp_token.ptr[tmp_token.length] = 0;
 
                          /* Check for valid destructor name.  */
-                         destructor_name_p (tmp_token.ptr, type);
+                         destructor_name_p (tmp_token.ptr, $1.type);
                          write_exp_elt_opcode (OP_SCOPE);
                          write_exp_elt_type (type);
                          write_exp_string (tmp_token);
@@ -840,9 +883,9 @@ variable:   qualified_name
                          if (msymbol != NULL)
                            write_exp_msymbol (msymbol);
                          else if (!have_full_symbols () && !have_partial_symbols ())
-                           error ("No symbol table is loaded.  Use the \"file\" command.");
+                           error (_("No symbol table is loaded.  Use the \"file\" command."));
                          else
-                           error ("No symbol \"%s\" in current context.", name);
+                           error (_("No symbol \"%s\" in current context."), name);
                        }
        ;
 
@@ -892,18 +935,16 @@ variable: name_not_typename
                              if (msymbol != NULL)
                                write_exp_msymbol (msymbol);
                              else if (!have_full_symbols () && !have_partial_symbols ())
-                               error ("No symbol table is loaded.  Use the \"file\" command.");
+                               error (_("No symbol table is loaded.  Use the \"file\" command."));
                              else
-                               error ("No symbol \"%s\" in current context.",
+                               error (_("No symbol \"%s\" in current context."),
                                       copy_name ($1.stoken));
                            }
                        }
        ;
 
 space_identifier : '@' NAME
-               { push_type_address_space (copy_name ($2.stoken));
-                 push_type (tp_space_identifier);
-               }
+               { insert_type_address_space (copy_name ($2.stoken)); }
        ;
 
 const_or_volatile: const_or_volatile_noopt
@@ -922,14 +963,31 @@ const_or_volatile_or_space_identifier:
        |
        ;
 
-abs_decl:      '*'
-                       { push_type (tp_pointer); $$ = 0; }
-       |       '*' abs_decl
-                       { push_type (tp_pointer); $$ = $2; }
+ptr_operator:
+               ptr_operator '*'
+                       { insert_type (tp_pointer); }
+               const_or_volatile_or_space_identifier
+       |       '*' 
+                       { insert_type (tp_pointer); }
+               const_or_volatile_or_space_identifier
        |       '&'
-                       { push_type (tp_reference); $$ = 0; }
-       |       '&' abs_decl
-                       { push_type (tp_reference); $$ = $2; }
+                       { insert_type (tp_reference); }
+       |       '&' ptr_operator
+                       { insert_type (tp_reference); }
+       ;
+
+ptr_operator_ts: ptr_operator
+                       {
+                         $$ = get_type_stack ();
+                         /* This cleanup is eventually run by
+                            c_parse.  */
+                         make_cleanup (type_stack_cleanup, $$);
+                       }
+       ;
+
+abs_decl:      ptr_operator_ts direct_abs_decl
+                       { $$ = append_type_stack ($2, $1); }
+       |       ptr_operator_ts 
        |       direct_abs_decl
        ;
 
@@ -937,20 +995,29 @@ direct_abs_decl: '(' abs_decl ')'
                        { $$ = $2; }
        |       direct_abs_decl array_mod
                        {
+                         push_type_stack ($1);
                          push_type_int ($2);
                          push_type (tp_array);
+                         $$ = get_type_stack ();
                        }
        |       array_mod
                        {
                          push_type_int ($1);
                          push_type (tp_array);
-                         $$ = 0;
+                         $$ = get_type_stack ();
                        }
 
        |       direct_abs_decl func_mod
-                       { push_type (tp_function); }
+                       {
+                         push_type_stack ($1);
+                         push_typelist ($2);
+                         $$ = get_type_stack ();
+                       }
        |       func_mod
-                       { push_type (tp_function); }
+                       {
+                         push_typelist ($1);
+                         $$ = get_type_stack ();
+                       }
        ;
 
 array_mod:     '[' ']'
@@ -960,9 +1027,9 @@ array_mod: '[' ']'
        ;
 
 func_mod:      '(' ')'
-                       { $$ = 0; }
-       |       '(' nonempty_typelist ')'
-                       { free ($2); $$ = 0; }
+                       { $$ = NULL; }
+       |       '(' parameter_typelist ')'
+                       { $$ = $2; }
        ;
 
 /* We used to try to recognize pointer to member types here, but
@@ -980,61 +1047,117 @@ typebase  /* Implements (approximately): (type-qualifier)* type-specifier */
        :       TYPENAME
                        { $$ = $1.type; }
        |       INT_KEYWORD
-                       { $$ = parse_type->builtin_int; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "int"); }
        |       LONG
-                       { $$ = parse_type->builtin_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long"); }
        |       SHORT
-                       { $$ = parse_type->builtin_short; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "short"); }
        |       LONG INT_KEYWORD
-                       { $$ = parse_type->builtin_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long"); }
        |       LONG SIGNED_KEYWORD INT_KEYWORD
-                       { $$ = parse_type->builtin_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long"); }
        |       LONG SIGNED_KEYWORD
-                       { $$ = parse_type->builtin_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long"); }
        |       SIGNED_KEYWORD LONG INT_KEYWORD
-                       { $$ = parse_type->builtin_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long"); }
        |       UNSIGNED LONG INT_KEYWORD
-                       { $$ = parse_type->builtin_unsigned_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long"); }
        |       LONG UNSIGNED INT_KEYWORD
-                       { $$ = parse_type->builtin_unsigned_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long"); }
        |       LONG UNSIGNED
-                       { $$ = parse_type->builtin_unsigned_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long"); }
        |       LONG LONG
-                       { $$ = parse_type->builtin_long_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long long"); }
        |       LONG LONG INT_KEYWORD
-                       { $$ = parse_type->builtin_long_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long long"); }
        |       LONG LONG SIGNED_KEYWORD INT_KEYWORD
-                       { $$ = parse_type->builtin_long_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long long"); }
        |       LONG LONG SIGNED_KEYWORD
-                       { $$ = parse_type->builtin_long_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long long"); }
        |       SIGNED_KEYWORD LONG LONG
-                       { $$ = parse_type->builtin_long_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long long"); }
        |       SIGNED_KEYWORD LONG LONG INT_KEYWORD
-                       { $$ = parse_type->builtin_long_long; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "long long"); }
        |       UNSIGNED LONG LONG
-                       { $$ = parse_type->builtin_unsigned_long_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long long"); }
        |       UNSIGNED LONG LONG INT_KEYWORD
-                       { $$ = parse_type->builtin_unsigned_long_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long long"); }
        |       LONG LONG UNSIGNED
-                       { $$ = parse_type->builtin_unsigned_long_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long long"); }
        |       LONG LONG UNSIGNED INT_KEYWORD
-                       { $$ = parse_type->builtin_unsigned_long_long; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "long long"); }
        |       SHORT INT_KEYWORD
-                       { $$ = parse_type->builtin_short; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "short"); }
        |       SHORT SIGNED_KEYWORD INT_KEYWORD
-                       { $$ = parse_type->builtin_short; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "short"); }
        |       SHORT SIGNED_KEYWORD
-                       { $$ = parse_type->builtin_short; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "short"); }
        |       UNSIGNED SHORT INT_KEYWORD
-                       { $$ = parse_type->builtin_unsigned_short; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "short"); }
        |       SHORT UNSIGNED 
-                       { $$ = parse_type->builtin_unsigned_short; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "short"); }
        |       SHORT UNSIGNED INT_KEYWORD
-                       { $$ = parse_type->builtin_unsigned_short; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "short"); }
        |       DOUBLE_KEYWORD
-                       { $$ = parse_type->builtin_double; }
+                       { $$ = lookup_typename (parse_language, parse_gdbarch,
+                                               "double", (struct block *) NULL,
+                                               0); }
        |       LONG DOUBLE_KEYWORD
-                       { $$ = parse_type->builtin_long_double; }
+                       { $$ = lookup_typename (parse_language, parse_gdbarch,
+                                               "long double",
+                                               (struct block *) NULL, 0); }
        |       STRUCT name
                        { $$ = lookup_struct (copy_name ($2),
                                              expression_context_block); }
@@ -1052,13 +1175,17 @@ typebase  /* Implements (approximately): (type-qualifier)* type-specifier */
                                                         parse_gdbarch,
                                                         TYPE_NAME($2.type)); }
        |       UNSIGNED
-                       { $$ = parse_type->builtin_unsigned_int; }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        "int"); }
        |       SIGNED_KEYWORD typename
                        { $$ = lookup_signed_typename (parse_language,
                                                       parse_gdbarch,
                                                       TYPE_NAME($2.type)); }
        |       SIGNED_KEYWORD
-                       { $$ = parse_type->builtin_int; }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      "int"); }
                 /* It appears that this rule for templates is never
                    reduced; template recognition happens by lookahead
                    in the token processing code in yylex. */         
@@ -1077,52 +1204,81 @@ typename:       TYPENAME
                {
                  $$.stoken.ptr = "int";
                  $$.stoken.length = 3;
-                 $$.type = parse_type->builtin_int;
+                 $$.type = lookup_signed_typename (parse_language,
+                                                   parse_gdbarch,
+                                                   "int");
                }
        |       LONG
                {
                  $$.stoken.ptr = "long";
                  $$.stoken.length = 4;
-                 $$.type = parse_type->builtin_long;
+                 $$.type = lookup_signed_typename (parse_language,
+                                                   parse_gdbarch,
+                                                   "long");
                }
        |       SHORT
                {
                  $$.stoken.ptr = "short";
                  $$.stoken.length = 5;
-                 $$.type = parse_type->builtin_short;
+                 $$.type = lookup_signed_typename (parse_language,
+                                                   parse_gdbarch,
+                                                   "short");
                }
        ;
 
+parameter_typelist:
+               nonempty_typelist
+                       { check_parameter_typelist ($1); }
+       |       nonempty_typelist ',' DOTDOTDOT
+                       {
+                         VEC_safe_push (type_ptr, $1, NULL);
+                         check_parameter_typelist ($1);
+                         $$ = $1;
+                       }
+       ;
+
 nonempty_typelist
        :       type
-               { $$ = (struct type **) malloc (sizeof (struct type *) * 2);
-                 $<ivec>$[0] = 1;      /* Number of types in vector */
-                 $$[1] = $1;
+               {
+                 VEC (type_ptr) *typelist = NULL;
+                 VEC_safe_push (type_ptr, typelist, $1);
+                 $$ = typelist;
                }
        |       nonempty_typelist ',' type
-               { int len = sizeof (struct type *) * (++($<ivec>1[0]) + 1);
-                 $$ = (struct type **) realloc ((char *) $1, len);
-                 $$[$<ivec>$[0]] = $3;
+               {
+                 VEC_safe_push (type_ptr, $1, $3);
+                 $$ = $1;
                }
        ;
 
 ptype  :       typebase
-       |       ptype const_or_volatile_or_space_identifier abs_decl const_or_volatile_or_space_identifier
+       |       ptype abs_decl
+               {
+                 push_type_stack ($2);
+                 $$ = follow_types ($1);
+               }
+       ;
+
+conversion_type_id: typebase conversion_declarator
                { $$ = follow_types ($1); }
        ;
 
+conversion_declarator:  /* Nothing.  */
+       | ptr_operator conversion_declarator
+       ;
+
 const_and_volatile:    CONST_KEYWORD VOLATILE_KEYWORD
        |               VOLATILE_KEYWORD CONST_KEYWORD
        ;
 
 const_or_volatile_noopt:       const_and_volatile 
-                       { push_type (tp_const);
-                         push_type (tp_volatile); 
+                       { insert_type (tp_const);
+                         insert_type (tp_volatile); 
                        }
        |               CONST_KEYWORD
-                       { push_type (tp_const); }
+                       { insert_type (tp_const); }
        |               VOLATILE_KEYWORD
-                       { push_type (tp_volatile); }
+                       { insert_type (tp_volatile); }
        ;
 
 operator:      OPERATOR NEW
@@ -1229,7 +1385,7 @@ operator: OPERATOR NEW
                        { $$ = operator_stoken ("()"); }
        |       OPERATOR '[' ']'
                        { $$ = operator_stoken ("[]"); }
-       |       OPERATOR ptype
+       |       OPERATOR conversion_type_id
                        { char *name;
                          long length;
                          struct ui_file *buf = mem_fileopen ();
@@ -1291,6 +1447,37 @@ operator_stoken (const char *op)
   return st;
 };
 
+/* Validate a parameter typelist.  */
+
+static void
+check_parameter_typelist (VEC (type_ptr) *params)
+{
+  struct type *type;
+  int ix;
+
+  for (ix = 0; VEC_iterate (type_ptr, params, ix, type); ++ix)
+    {
+      if (type != NULL && TYPE_CODE (check_typedef (type)) == TYPE_CODE_VOID)
+       {
+         if (ix == 0)
+           {
+             if (VEC_length (type_ptr, params) == 1)
+               {
+                 /* Ok.  */
+                 break;
+               }
+             VEC_free (type_ptr, params);
+             error (_("parameter types following 'void'"));
+           }
+         else
+           {
+             VEC_free (type_ptr, params);
+             error (_("'void' invalid as parameter type"));
+           }
+       }
+    }
+}
+
 /* Take care of parsing a number (anything that starts with a digit).
    Set yylval and return the token type; update lexptr.
    LEN is the number of characters in it.  */
@@ -1323,9 +1510,6 @@ parse_number (char *p, int len, int parsed_float, YYSTYPE *putithere)
 
   if (parsed_float)
     {
-      const char *suffix;
-      int suffix_len;
-
       /* If it ends at "df", "dd" or "dl", take it as type of decimal floating
          point.  Return DECFLOAT.  */
 
@@ -1459,7 +1643,7 @@ parse_number (char *p, int len, int parsed_float, YYSTYPE *putithere)
       if (c != 'l' && c != 'u' && n != 0)
        {       
          if ((unsigned_p && (ULONGEST) prevn >= (ULONGEST) n))
-           error ("Numeric constant too large.");
+           error (_("Numeric constant too large."));
        }
       prevn = n;
     }
@@ -1776,9 +1960,9 @@ parse_string_or_char (char *tokptr, char **outptr, struct typed_stoken *value,
   if (*tokptr != quote)
     {
       if (quote == '"')
-       error ("Unterminated string in expression.");
+       error (_("Unterminated string in expression."));
       else
-       error ("Unmatched single quote.");
+       error (_("Unmatched single quote."));
     }
   ++tokptr;
 
@@ -1803,7 +1987,8 @@ static const struct token tokentab3[] =
   {
     {">>=", ASSIGN_MODIFY, BINOP_RSH, 0},
     {"<<=", ASSIGN_MODIFY, BINOP_LSH, 0},
-    {"->*", ARROW_STAR, BINOP_END, 1}
+    {"->*", ARROW_STAR, BINOP_END, 1},
+    {"...", DOTDOTDOT, BINOP_END, 0}
   };
 
 static const struct token tokentab2[] =
@@ -2150,12 +2335,27 @@ lex_one_token (void)
 
            memcpy (err_copy, tokstart, p - tokstart);
            err_copy[p - tokstart] = 0;
-           error ("Invalid number \"%s\".", err_copy);
+           error (_("Invalid number \"%s\"."), err_copy);
          }
        lexptr = p;
        return toktype;
       }
 
+    case '@':
+      {
+       char *p = &tokstart[1];
+       size_t len = strlen ("entry");
+
+       while (isspace (*p))
+         p++;
+       if (strncmp (p, "entry", len) == 0 && !isalnum (p[len])
+           && p[len] != '_')
+         {
+           lexptr = &p[len];
+           return ENTRY;
+         }
+      }
+      /* FALLTHRU */
     case '+':
     case '-':
     case '*':
@@ -2166,7 +2366,6 @@ lex_one_token (void)
     case '^':
     case '~':
     case '!':
-    case '@':
     case '<':
     case '>':
     case '?':
@@ -2193,7 +2392,7 @@ lex_one_token (void)
        if (result == CHAR)
          {
            if (host_len == 0)
-             error ("Empty character constant.");
+             error (_("Empty character constant."));
            else if (host_len > 2 && c == '\'')
              {
                ++tokstart;
@@ -2201,7 +2400,7 @@ lex_one_token (void)
                goto tryname;
              }
            else if (host_len > 1)
-             error ("Invalid character constant.");
+             error (_("Invalid character constant."));
          }
        return result;
       }
@@ -2210,7 +2409,7 @@ lex_one_token (void)
   if (!(c == '_' || c == '$'
        || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')))
     /* We must have come across a bad character (e.g. ';').  */
-    error ("Invalid character '%c' in expression.", c);
+    error (_("Invalid character '%c' in expression."), c);
 
   /* It's a name.  See how long it is.  */
   namelen = 0;
@@ -2389,6 +2588,7 @@ classify_name (struct block *block)
 
   if (sym == NULL
       && parse_language->la_language == language_cplus
+      && !is_a_field_of_this
       && !lookup_minimal_symbol (copy, NULL, NULL))
     return UNKNOWN_CPP_NAME;
 
@@ -2397,9 +2597,8 @@ classify_name (struct block *block)
 
 /* Like classify_name, but used by the inner loop of the lexer, when a
    name might have already been seen.  FIRST_NAME is true if the token
-   in `yylval' is the first component of a name, false otherwise.  If
-   this function returns NAME, it might not have updated `yylval'.
-   This is ok because the caller only cares about TYPENAME.  */
+   in `yylval' is the first component of a name, false otherwise.  */
+
 static int
 classify_inner_name (struct block *block, int first_name)
 {
@@ -2413,18 +2612,28 @@ classify_inner_name (struct block *block, int first_name)
   if (TYPE_CODE (type) != TYPE_CODE_STRUCT
       && TYPE_CODE (type) != TYPE_CODE_UNION
       && TYPE_CODE (type) != TYPE_CODE_NAMESPACE)
-    /* We know the caller won't expect us to update yylval.  */
-    return NAME;
+    return ERROR;
 
   copy = copy_name (yylval.tsym.stoken);
-  new_type = cp_lookup_nested_type (type, copy, block);
+  yylval.ssym.sym = cp_lookup_nested_symbol (yylval.tsym.type, copy, block);
+  if (yylval.ssym.sym == NULL)
+    return ERROR;
+
+  switch (SYMBOL_CLASS (yylval.ssym.sym))
+    {
+    case LOC_BLOCK:
+    case LOC_LABEL:
+      return ERROR;
 
-  if (new_type == NULL)
-    /* We know the caller won't expect us to update yylval.  */
-    return NAME;
+    case LOC_TYPEDEF:
+      yylval.tsym.type = SYMBOL_TYPE (yylval.ssym.sym);;
+      return TYPENAME;
 
-  yylval.tsym.type = new_type;
-  return TYPENAME;
+    default:
+      yylval.ssym.is_a_field_of_this = 0;
+      return NAME;
+    }
+  internal_error (__FILE__, __LINE__, _("not reached"));
 }
 
 /* The outer level of a two-level lexer.  This calls the inner lexer
@@ -2484,7 +2693,7 @@ yylex (void)
                                                first_iter);
          /* We keep going until we either run out of names, or until
             we have a qualified name which is not a type.  */
-         if (classification != TYPENAME)
+         if (classification != TYPENAME && classification != NAME)
            {
              /* Push the final component and leave the loop.  */
              VEC_safe_push (token_and_value, token_fifo, &next);
@@ -2589,5 +2798,5 @@ yyerror (char *msg)
   if (prev_lexptr)
     lexptr = prev_lexptr;
 
-  error ("A %s in expression, near `%s'.", (msg ? msg : "error"), lexptr);
+  error (_("A %s in expression, near `%s'."), (msg ? msg : "error"), lexptr);
 }
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