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0
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1 /* Definitions for c-common.c.
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2 Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998,
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3 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
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4 Free Software Foundation, Inc.
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5
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify it under
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9 the terms of the GNU General Public License as published by the Free
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10 Software Foundation; either version 3, or (at your option) any later
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11 version.
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12
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13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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21
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22 #ifndef GCC_C_COMMON_H
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23 #define GCC_C_COMMON_H
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24
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25 #include "splay-tree.h"
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26 #include "cpplib.h"
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27 #include "ggc.h"
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28
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29 /* Usage of TREE_LANG_FLAG_?:
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30 0: TREE_NEGATED_INT (in INTEGER_CST).
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31 IDENTIFIER_MARKED (used by search routines).
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32 DECL_PRETTY_FUNCTION_P (in VAR_DECL)
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33 1: C_DECLARED_LABEL_FLAG (in LABEL_DECL)
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34 STATEMENT_LIST_STMT_EXPR (in STATEMENT_LIST)
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35 2: unused
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36 3: STATEMENT_LIST_HAS_LABEL (in STATEMENT_LIST)
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37 4: unused
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38 */
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39
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40 /* Reserved identifiers. This is the union of all the keywords for C,
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41 C++, and Objective-C. All the type modifiers have to be in one
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42 block at the beginning, because they are used as mask bits. There
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43 are 27 type modifiers; if we add many more we will have to redesign
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44 the mask mechanism. */
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45
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46 enum rid
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47 {
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48 /* Modifiers: */
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49 /* C, in empirical order of frequency. */
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50 RID_STATIC = 0,
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51 RID_UNSIGNED, RID_LONG, RID_CONST, RID_EXTERN,
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52 RID_REGISTER, RID_TYPEDEF, RID_SHORT, RID_INLINE,
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53 RID_VOLATILE, RID_SIGNED, RID_AUTO, RID_RESTRICT,
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54
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55 /* C extensions */
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56 RID_COMPLEX, RID_THREAD, RID_SAT,
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57
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58 /* C++ */
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59 RID_FRIEND, RID_VIRTUAL, RID_EXPLICIT, RID_EXPORT, RID_MUTABLE,
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60
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61 /* ObjC */
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62 RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF, RID_ONEWAY,
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63
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64 /* C */
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65 RID_INT, RID_CHAR, RID_FLOAT, RID_DOUBLE, RID_VOID,
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66 RID_ENUM, RID_STRUCT, RID_UNION, RID_IF, RID_ELSE,
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67 RID_WHILE, RID_DO, RID_FOR, RID_SWITCH, RID_CASE,
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68 RID_DEFAULT, RID_BREAK, RID_CONTINUE, RID_RETURN, RID_GOTO,
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69 RID_SIZEOF,
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70
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71 /* C extensions */
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72 RID_ASM, RID_TYPEOF, RID_ALIGNOF, RID_ATTRIBUTE, RID_VA_ARG,
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73 RID_EXTENSION, RID_IMAGPART, RID_REALPART, RID_LABEL, RID_CHOOSE_EXPR,
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74 RID_TYPES_COMPATIBLE_P,
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75 RID_DFLOAT32, RID_DFLOAT64, RID_DFLOAT128,
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76 RID_FRACT, RID_ACCUM,
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77
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78 /* This means to warn that this is a C++ keyword, and then treat it
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79 as a normal identifier. */
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80 RID_CXX_COMPAT_WARN,
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81
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82 /* Too many ways of getting the name of a function as a string */
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83 RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME, RID_C99_FUNCTION_NAME,
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84
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85 /* C++ */
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86 RID_BOOL, RID_WCHAR, RID_CLASS,
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87 RID_PUBLIC, RID_PRIVATE, RID_PROTECTED,
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88 RID_TEMPLATE, RID_NULL, RID_CATCH,
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89 RID_DELETE, RID_FALSE, RID_NAMESPACE,
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90 RID_NEW, RID_OFFSETOF, RID_OPERATOR,
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91 RID_THIS, RID_THROW, RID_TRUE,
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92 RID_TRY, RID_TYPENAME, RID_TYPEID,
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93 RID_USING, RID_CHAR16, RID_CHAR32,
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94
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95 /* casts */
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96 RID_CONSTCAST, RID_DYNCAST, RID_REINTCAST, RID_STATCAST,
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97
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98 /* C++ extensions */
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99 RID_HAS_NOTHROW_ASSIGN, RID_HAS_NOTHROW_CONSTRUCTOR,
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100 RID_HAS_NOTHROW_COPY, RID_HAS_TRIVIAL_ASSIGN,
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101 RID_HAS_TRIVIAL_CONSTRUCTOR, RID_HAS_TRIVIAL_COPY,
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102 RID_HAS_TRIVIAL_DESTRUCTOR, RID_HAS_VIRTUAL_DESTRUCTOR,
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103 RID_IS_ABSTRACT, RID_IS_BASE_OF,
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104 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS,
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105 RID_IS_EMPTY, RID_IS_ENUM,
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106 RID_IS_POD, RID_IS_POLYMORPHIC,
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107 RID_IS_UNION,
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108
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109 /* C++0x */
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110 RID_STATIC_ASSERT, RID_DECLTYPE,
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111
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112 /* Objective-C */
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113 RID_AT_ENCODE, RID_AT_END,
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114 RID_AT_CLASS, RID_AT_ALIAS, RID_AT_DEFS,
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115 RID_AT_PRIVATE, RID_AT_PROTECTED, RID_AT_PUBLIC,
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116 RID_AT_PROTOCOL, RID_AT_SELECTOR,
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117 RID_AT_THROW, RID_AT_TRY, RID_AT_CATCH,
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118 RID_AT_FINALLY, RID_AT_SYNCHRONIZED,
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119 RID_AT_INTERFACE,
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120 RID_AT_IMPLEMENTATION,
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121
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1
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122 #ifndef noCbC
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123 /* Continuation based C */
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124 RID_CbC_CODE, RID_CbC_ENV, RID_CbC_RET,
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125 #endif
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126
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0
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127 RID_MAX,
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128
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129 RID_FIRST_MODIFIER = RID_STATIC,
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130 RID_LAST_MODIFIER = RID_ONEWAY,
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131
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132 RID_FIRST_CXX0X = RID_STATIC_ASSERT,
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133 RID_LAST_CXX0X = RID_DECLTYPE,
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134 RID_FIRST_AT = RID_AT_ENCODE,
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135 RID_LAST_AT = RID_AT_IMPLEMENTATION,
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136 RID_FIRST_PQ = RID_IN,
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137 RID_LAST_PQ = RID_ONEWAY
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138 };
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139
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140 #define OBJC_IS_AT_KEYWORD(rid) \
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141 ((unsigned int) (rid) >= (unsigned int) RID_FIRST_AT && \
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142 (unsigned int) (rid) <= (unsigned int) RID_LAST_AT)
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143
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144 #define OBJC_IS_PQ_KEYWORD(rid) \
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145 ((unsigned int) (rid) >= (unsigned int) RID_FIRST_PQ && \
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146 (unsigned int) (rid) <= (unsigned int) RID_LAST_PQ)
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147
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148 /* The elements of `ridpointers' are identifier nodes for the reserved
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149 type names and storage classes. It is indexed by a RID_... value. */
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150 extern GTY ((length ("(int) RID_MAX"))) tree *ridpointers;
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151
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152 /* Standard named or nameless data types of the C compiler. */
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153
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154 enum c_tree_index
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155 {
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156 CTI_CHAR16_TYPE,
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157 CTI_CHAR32_TYPE,
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158 CTI_WCHAR_TYPE,
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159 CTI_SIGNED_WCHAR_TYPE,
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160 CTI_UNSIGNED_WCHAR_TYPE,
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161 CTI_WINT_TYPE,
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162 CTI_SIGNED_SIZE_TYPE, /* For format checking only. */
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163 CTI_UNSIGNED_PTRDIFF_TYPE, /* For format checking only. */
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164 CTI_INTMAX_TYPE,
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165 CTI_UINTMAX_TYPE,
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166 CTI_WIDEST_INT_LIT_TYPE,
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167 CTI_WIDEST_UINT_LIT_TYPE,
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168
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169 CTI_CHAR_ARRAY_TYPE,
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170 CTI_CHAR16_ARRAY_TYPE,
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171 CTI_CHAR32_ARRAY_TYPE,
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172 CTI_WCHAR_ARRAY_TYPE,
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173 CTI_INT_ARRAY_TYPE,
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174 CTI_STRING_TYPE,
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175 CTI_CONST_STRING_TYPE,
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176
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177 /* Type for boolean expressions (bool in C++, int in C). */
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178 CTI_TRUTHVALUE_TYPE,
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179 CTI_TRUTHVALUE_TRUE,
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180 CTI_TRUTHVALUE_FALSE,
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181
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182 CTI_DEFAULT_FUNCTION_TYPE,
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183
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184 /* These are not types, but we have to look them up all the time. */
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185 CTI_FUNCTION_NAME_DECL,
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186 CTI_PRETTY_FUNCTION_NAME_DECL,
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187 CTI_C99_FUNCTION_NAME_DECL,
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188 CTI_SAVED_FUNCTION_NAME_DECLS,
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189
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190 CTI_VOID_ZERO,
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191
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192 CTI_NULL,
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193
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194 CTI_MAX
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195 };
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196
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197 #define C_CPP_HASHNODE(id) \
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198 (&(((struct c_common_identifier *) (id))->node))
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199 #define C_RID_CODE(id) \
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200 ((enum rid) (((struct c_common_identifier *) (id))->node.rid_code))
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201 #define C_SET_RID_CODE(id, code) \
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202 (((struct c_common_identifier *) (id))->node.rid_code = (unsigned char) code)
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203
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204 /* Identifier part common to the C front ends. Inherits from
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205 tree_identifier, despite appearances. */
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206 struct c_common_identifier GTY(())
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207 {
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208 struct tree_common common;
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209 struct cpp_hashnode node;
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210 };
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211
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212 /* An entry in the reserved keyword table. */
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213
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214 struct c_common_resword
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215 {
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216 const char *const word;
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217 ENUM_BITFIELD(rid) const rid : 16;
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218 const unsigned int disable : 16;
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219 };
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220
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221 /* Disable mask. Keywords are disabled if (reswords[i].disable &
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222 mask) is _true_. Thus for keywords which are present in all
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223 languages the disable field is zero. */
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224
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225 #define D_CONLY 0x001 /* C only (not in C++). */
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226 #define D_CXXONLY 0x002 /* C++ only (not in C). */
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227 #define D_C99 0x004 /* In C, C99 only. */
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228 #define D_CXX0X 0x008 /* In C++, C++0X only. */
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229 #define D_EXT 0x010 /* GCC extension. */
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230 #define D_EXT89 0x020 /* GCC extension incorporated in C99. */
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231 #define D_ASM 0x040 /* Disabled by -fno-asm. */
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232 #define D_OBJC 0x080 /* In Objective C and neither C nor C++. */
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233 #define D_CXX_OBJC 0x100 /* In Objective C, and C++, but not C. */
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234 #define D_CXXWARN 0x200 /* In C warn with -Wcxx-compat. */
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235
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236 /* The reserved keyword table. */
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237 extern const struct c_common_resword c_common_reswords[];
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238
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239 /* The number of items in the reserved keyword table. */
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240 extern const unsigned int num_c_common_reswords;
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241
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242 #define char16_type_node c_global_trees[CTI_CHAR16_TYPE]
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243 #define char32_type_node c_global_trees[CTI_CHAR32_TYPE]
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244 #define wchar_type_node c_global_trees[CTI_WCHAR_TYPE]
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245 #define signed_wchar_type_node c_global_trees[CTI_SIGNED_WCHAR_TYPE]
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246 #define unsigned_wchar_type_node c_global_trees[CTI_UNSIGNED_WCHAR_TYPE]
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247 #define wint_type_node c_global_trees[CTI_WINT_TYPE]
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248 #define signed_size_type_node c_global_trees[CTI_SIGNED_SIZE_TYPE]
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249 #define unsigned_ptrdiff_type_node c_global_trees[CTI_UNSIGNED_PTRDIFF_TYPE]
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250 #define intmax_type_node c_global_trees[CTI_INTMAX_TYPE]
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251 #define uintmax_type_node c_global_trees[CTI_UINTMAX_TYPE]
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252 #define widest_integer_literal_type_node c_global_trees[CTI_WIDEST_INT_LIT_TYPE]
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253 #define widest_unsigned_literal_type_node c_global_trees[CTI_WIDEST_UINT_LIT_TYPE]
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254
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255 #define truthvalue_type_node c_global_trees[CTI_TRUTHVALUE_TYPE]
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256 #define truthvalue_true_node c_global_trees[CTI_TRUTHVALUE_TRUE]
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257 #define truthvalue_false_node c_global_trees[CTI_TRUTHVALUE_FALSE]
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258
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259 #define char_array_type_node c_global_trees[CTI_CHAR_ARRAY_TYPE]
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260 #define char16_array_type_node c_global_trees[CTI_CHAR16_ARRAY_TYPE]
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261 #define char32_array_type_node c_global_trees[CTI_CHAR32_ARRAY_TYPE]
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262 #define wchar_array_type_node c_global_trees[CTI_WCHAR_ARRAY_TYPE]
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263 #define int_array_type_node c_global_trees[CTI_INT_ARRAY_TYPE]
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264 #define string_type_node c_global_trees[CTI_STRING_TYPE]
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265 #define const_string_type_node c_global_trees[CTI_CONST_STRING_TYPE]
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266
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267 #define default_function_type c_global_trees[CTI_DEFAULT_FUNCTION_TYPE]
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268
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269 #define function_name_decl_node c_global_trees[CTI_FUNCTION_NAME_DECL]
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270 #define pretty_function_name_decl_node c_global_trees[CTI_PRETTY_FUNCTION_NAME_DECL]
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271 #define c99_function_name_decl_node c_global_trees[CTI_C99_FUNCTION_NAME_DECL]
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272 #define saved_function_name_decls c_global_trees[CTI_SAVED_FUNCTION_NAME_DECLS]
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273
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274 /* A node for `((void) 0)'. */
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275 #define void_zero_node c_global_trees[CTI_VOID_ZERO]
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276
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277 /* The node for C++ `__null'. */
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278 #define null_node c_global_trees[CTI_NULL]
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279
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280 extern GTY(()) tree c_global_trees[CTI_MAX];
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281
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282 /* In a RECORD_TYPE, a sorted array of the fields of the type, not a
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283 tree for size reasons. */
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284 struct sorted_fields_type GTY(())
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285 {
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286 int len;
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287 tree GTY((length ("%h.len"))) elts[1];
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288 };
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289
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290 /* Mark which labels are explicitly declared.
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291 These may be shadowed, and may be referenced from nested functions. */
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292 #define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
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293
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294 typedef enum c_language_kind
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295 {
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296 clk_c = 0, /* C90, C94 or C99 */
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297 clk_objc = 1, /* clk_c with ObjC features. */
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298 clk_cxx = 2, /* ANSI/ISO C++ */
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299 clk_objcxx = 3 /* clk_cxx with ObjC features. */
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300 }
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301 c_language_kind;
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302
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303 /* To test for a specific language use c_language, defined by each
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304 front end. For "ObjC features" or "not C++" use the macros. */
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305 extern c_language_kind c_language;
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306
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307 #define c_dialect_cxx() (c_language & clk_cxx)
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308 #define c_dialect_objc() (c_language & clk_objc)
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309
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310 /* Information about a statement tree. */
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311
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312 struct stmt_tree_s GTY(()) {
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313 /* The current statement list being collected. */
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314 tree x_cur_stmt_list;
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315
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316 /* In C++, Nonzero if we should treat statements as full
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317 expressions. In particular, this variable is no-zero if at the
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318 end of a statement we should destroy any temporaries created
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319 during that statement. Similarly, if, at the end of a block, we
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320 should destroy any local variables in this block. Normally, this
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321 variable is nonzero, since those are the normal semantics of
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322 C++.
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323
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324 However, in order to represent aggregate initialization code as
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325 tree structure, we use statement-expressions. The statements
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326 within the statement expression should not result in cleanups
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327 being run until the entire enclosing statement is complete.
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328
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329 This flag has no effect in C. */
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330 int stmts_are_full_exprs_p;
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331 };
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332
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333 typedef struct stmt_tree_s *stmt_tree;
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334
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335 /* Global state pertinent to the current function. Some C dialects
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336 extend this structure with additional fields. */
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337
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338 struct c_language_function GTY(()) {
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339 /* While we are parsing the function, this contains information
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340 about the statement-tree that we are building. */
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341 struct stmt_tree_s x_stmt_tree;
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342 };
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343
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344 /* When building a statement-tree, this is the current statement list
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345 being collected. It's TREE_CHAIN is a back-pointer to the previous
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346 statement list. */
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347
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348 #define cur_stmt_list (current_stmt_tree ()->x_cur_stmt_list)
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349
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350 /* Language-specific hooks. */
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351
|
|
|
352 /* If non-NULL, this function is called after a precompile header file
|
|
|
353 is loaded. */
|
|
|
354 extern void (*lang_post_pch_load) (void);
|
|
|
355
|
|
|
356 extern void push_file_scope (void);
|
|
|
357 extern void pop_file_scope (void);
|
|
|
358 extern stmt_tree current_stmt_tree (void);
|
|
|
359 extern tree push_stmt_list (void);
|
|
|
360 extern tree pop_stmt_list (tree);
|
|
|
361 extern tree add_stmt (tree);
|
|
|
362 extern void push_cleanup (tree, tree, bool);
|
|
|
363 extern tree pushdecl_top_level (tree);
|
|
|
364 extern tree pushdecl (tree);
|
|
|
365 extern tree build_modify_expr (location_t, tree, enum tree_code, tree);
|
|
|
366 extern tree build_indirect_ref (location_t, tree, const char *);
|
|
|
367
|
|
|
368 extern int c_expand_decl (tree);
|
|
|
369
|
|
|
370 extern int field_decl_cmp (const void *, const void *);
|
|
|
371 extern void resort_sorted_fields (void *, void *, gt_pointer_operator,
|
|
|
372 void *);
|
|
|
373 extern bool has_c_linkage (const_tree decl);
|
|
|
374
|
|
|
375 /* Switches common to the C front ends. */
|
|
|
376
|
|
|
377 /* Nonzero if prepreprocessing only. */
|
|
|
378
|
|
|
379 extern int flag_preprocess_only;
|
|
|
380
|
|
|
381 /* Zero means that faster, ...NonNil variants of objc_msgSend...
|
|
|
382 calls will be used in ObjC; passing nil receivers to such calls
|
|
|
383 will most likely result in crashes. */
|
|
|
384 extern int flag_nil_receivers;
|
|
|
385
|
|
|
386 /* Nonzero means that we will allow new ObjC exception syntax (@throw,
|
|
|
387 @try, etc.) in source code. */
|
|
|
388 extern int flag_objc_exceptions;
|
|
|
389
|
|
|
390 /* Nonzero means that we generate NeXT setjmp based exceptions. */
|
|
|
391 extern int flag_objc_sjlj_exceptions;
|
|
|
392
|
|
|
393 /* Nonzero means that code generation will be altered to support
|
|
|
394 "zero-link" execution. This currently affects ObjC only, but may
|
|
|
395 affect other languages in the future. */
|
|
|
396 extern int flag_zero_link;
|
|
|
397
|
|
|
398 /* Nonzero means emit an '__OBJC, __image_info' for the current translation
|
|
|
399 unit. It will inform the ObjC runtime that class definition(s) herein
|
|
|
400 contained are to replace one(s) previously loaded. */
|
|
|
401 extern int flag_replace_objc_classes;
|
|
|
402
|
|
|
403 /* Nonzero means don't output line number information. */
|
|
|
404
|
|
|
405 extern char flag_no_line_commands;
|
|
|
406
|
|
|
407 /* Nonzero causes -E output not to be done, but directives such as
|
|
|
408 #define that have side effects are still obeyed. */
|
|
|
409
|
|
|
410 extern char flag_no_output;
|
|
|
411
|
|
|
412 /* Nonzero means dump macros in some fashion; contains the 'D', 'M',
|
|
|
413 'N' or 'U' of the command line switch. */
|
|
|
414
|
|
|
415 extern char flag_dump_macros;
|
|
|
416
|
|
|
417 /* Nonzero means pass #include lines through to the output. */
|
|
|
418
|
|
|
419 extern char flag_dump_includes;
|
|
|
420
|
|
|
421 /* Nonzero means process PCH files while preprocessing. */
|
|
|
422
|
|
|
423 extern bool flag_pch_preprocess;
|
|
|
424
|
|
|
425 /* The file name to which we should write a precompiled header, or
|
|
|
426 NULL if no header will be written in this compile. */
|
|
|
427
|
|
|
428 extern const char *pch_file;
|
|
|
429
|
|
|
430 /* Nonzero if an ISO standard was selected. It rejects macros in the
|
|
|
431 user's namespace. */
|
|
|
432
|
|
|
433 extern int flag_iso;
|
|
|
434
|
|
|
435 /* Nonzero if -undef was given. It suppresses target built-in macros
|
|
|
436 and assertions. */
|
|
|
437
|
|
|
438 extern int flag_undef;
|
|
|
439
|
|
|
440 /* Nonzero means don't recognize the non-ANSI builtin functions. */
|
|
|
441
|
|
|
442 extern int flag_no_builtin;
|
|
|
443
|
|
|
444 /* Nonzero means don't recognize the non-ANSI builtin functions.
|
|
|
445 -ansi sets this. */
|
|
|
446
|
|
|
447 extern int flag_no_nonansi_builtin;
|
|
|
448
|
|
|
449 /* Nonzero means give `double' the same size as `float'. */
|
|
|
450
|
|
|
451 extern int flag_short_double;
|
|
|
452
|
|
|
453 /* Nonzero means give `wchar_t' the same size as `short'. */
|
|
|
454
|
|
|
455 extern int flag_short_wchar;
|
|
|
456
|
|
|
457 /* Nonzero means allow implicit conversions between vectors with
|
|
|
458 differing numbers of subparts and/or differing element types. */
|
|
|
459 extern int flag_lax_vector_conversions;
|
|
|
460
|
|
|
461 /* Nonzero means allow Microsoft extensions without warnings or errors. */
|
|
|
462 extern int flag_ms_extensions;
|
|
|
463
|
|
|
464 /* Nonzero means don't recognize the keyword `asm'. */
|
|
|
465
|
|
|
466 extern int flag_no_asm;
|
|
|
467
|
|
|
468 /* Nonzero means give string constants the type `const char *', as mandated
|
|
|
469 by the standard. */
|
|
|
470
|
|
|
471 extern int flag_const_strings;
|
|
|
472
|
|
|
473 /* Nonzero means to treat bitfields as signed unless they say `unsigned'. */
|
|
|
474
|
|
|
475 extern int flag_signed_bitfields;
|
|
|
476
|
|
|
477 /* Warn about #pragma directives that are not recognized. */
|
|
|
478
|
|
|
479 extern int warn_unknown_pragmas; /* Tri state variable. */
|
|
|
480
|
|
|
481 /* Warn about format/argument anomalies in calls to formatted I/O functions
|
|
|
482 (*printf, *scanf, strftime, strfmon, etc.). */
|
|
|
483
|
|
|
484 extern int warn_format;
|
|
|
485
|
|
|
486
|
|
|
487 /* C/ObjC language option variables. */
|
|
|
488
|
|
|
489
|
|
|
490 /* Nonzero means allow type mismatches in conditional expressions;
|
|
|
491 just make their values `void'. */
|
|
|
492
|
|
|
493 extern int flag_cond_mismatch;
|
|
|
494
|
|
|
495 /* Nonzero means enable C89 Amendment 1 features. */
|
|
|
496
|
|
|
497 extern int flag_isoc94;
|
|
|
498
|
|
|
499 /* Nonzero means use the ISO C99 dialect of C. */
|
|
|
500
|
|
|
501 extern int flag_isoc99;
|
|
|
502
|
|
|
503 /* Nonzero means that we have builtin functions, and main is an int. */
|
|
|
504
|
|
|
505 extern int flag_hosted;
|
|
|
506
|
|
|
507 /* ObjC language option variables. */
|
|
|
508
|
|
|
509
|
|
|
510 /* Open and close the file for outputting class declarations, if
|
|
|
511 requested (ObjC). */
|
|
|
512
|
|
|
513 extern int flag_gen_declaration;
|
|
|
514
|
|
|
515 /* Tells the compiler that this is a special run. Do not perform any
|
|
|
516 compiling, instead we are to test some platform dependent features
|
|
|
517 and output a C header file with appropriate definitions. */
|
|
|
518
|
|
|
519 extern int print_struct_values;
|
|
|
520
|
|
|
521 /* ???. Undocumented. */
|
|
|
522
|
|
|
523 extern const char *constant_string_class_name;
|
|
|
524
|
|
|
525
|
|
|
526 /* C++ language option variables. */
|
|
|
527
|
|
|
528
|
|
|
529 /* Nonzero means don't recognize any extension keywords. */
|
|
|
530
|
|
|
531 extern int flag_no_gnu_keywords;
|
|
|
532
|
|
|
533 /* Nonzero means do emit exported implementations of functions even if
|
|
|
534 they can be inlined. */
|
|
|
535
|
|
|
536 extern int flag_implement_inlines;
|
|
|
537
|
|
|
538 /* Nonzero means that implicit instantiations will be emitted if needed. */
|
|
|
539
|
|
|
540 extern int flag_implicit_templates;
|
|
|
541
|
|
|
542 /* Nonzero means that implicit instantiations of inline templates will be
|
|
|
543 emitted if needed, even if instantiations of non-inline templates
|
|
|
544 aren't. */
|
|
|
545
|
|
|
546 extern int flag_implicit_inline_templates;
|
|
|
547
|
|
|
548 /* Nonzero means generate separate instantiation control files and
|
|
|
549 juggle them at link time. */
|
|
|
550
|
|
|
551 extern int flag_use_repository;
|
|
|
552
|
|
|
553 /* Nonzero if we want to issue diagnostics that the standard says are not
|
|
|
554 required. */
|
|
|
555
|
|
|
556 extern int flag_optional_diags;
|
|
|
557
|
|
|
558 /* Nonzero means we should attempt to elide constructors when possible. */
|
|
|
559
|
|
|
560 extern int flag_elide_constructors;
|
|
|
561
|
|
|
562 /* Nonzero means that member functions defined in class scope are
|
|
|
563 inline by default. */
|
|
|
564
|
|
|
565 extern int flag_default_inline;
|
|
|
566
|
|
|
567 /* Controls whether compiler generates 'type descriptor' that give
|
|
|
568 run-time type information. */
|
|
|
569
|
|
|
570 extern int flag_rtti;
|
|
|
571
|
|
|
572 /* Nonzero if we want to conserve space in the .o files. We do this
|
|
|
573 by putting uninitialized data and runtime initialized data into
|
|
|
574 .common instead of .data at the expense of not flagging multiple
|
|
|
575 definitions. */
|
|
|
576
|
|
|
577 extern int flag_conserve_space;
|
|
|
578
|
|
|
579 /* Nonzero if we want to obey access control semantics. */
|
|
|
580
|
|
|
581 extern int flag_access_control;
|
|
|
582
|
|
|
583 /* Nonzero if we want to check the return value of new and avoid calling
|
|
|
584 constructors if it is a null pointer. */
|
|
|
585
|
|
|
586 extern int flag_check_new;
|
|
|
587
|
|
|
588 /* The supported C++ dialects. */
|
|
|
589
|
|
|
590 enum cxx_dialect {
|
|
|
591 /* C++98 */
|
|
|
592 cxx98,
|
|
|
593 /* Experimental features that are likely to become part of
|
|
|
594 C++0x. */
|
|
|
595 cxx0x
|
|
|
596 };
|
|
|
597
|
|
|
598 /* The C++ dialect being used. C++98 is the default. */
|
|
|
599 extern enum cxx_dialect cxx_dialect;
|
|
|
600
|
|
|
601 /* Nonzero if we want the new ISO rules for pushing a new scope for `for'
|
|
|
602 initialization variables.
|
|
|
603 0: Old rules, set by -fno-for-scope.
|
|
|
604 2: New ISO rules, set by -ffor-scope.
|
|
|
605 1: Try to implement new ISO rules, but with backup compatibility
|
|
|
606 (and warnings). This is the default, for now. */
|
|
|
607
|
|
|
608 extern int flag_new_for_scope;
|
|
|
609
|
|
|
610 /* Nonzero if we want to emit defined symbols with common-like linkage as
|
|
|
611 weak symbols where possible, in order to conform to C++ semantics.
|
|
|
612 Otherwise, emit them as local symbols. */
|
|
|
613
|
|
|
614 extern int flag_weak;
|
|
|
615
|
|
|
616 /* 0 means we want the preprocessor to not emit line directives for
|
|
|
617 the current working directory. 1 means we want it to do it. -1
|
|
|
618 means we should decide depending on whether debugging information
|
|
|
619 is being emitted or not. */
|
|
|
620
|
|
|
621 extern int flag_working_directory;
|
|
|
622
|
|
|
623 /* Nonzero to use __cxa_atexit, rather than atexit, to register
|
|
|
624 destructors for local statics and global objects. */
|
|
|
625
|
|
|
626 extern int flag_use_cxa_atexit;
|
|
|
627
|
|
|
628 /* Nonzero to use __cxa_get_exception_ptr in the C++ exception-handling
|
|
|
629 logic. */
|
|
|
630
|
|
|
631 extern int flag_use_cxa_get_exception_ptr;
|
|
|
632
|
|
|
633 /* Nonzero means to implement standard semantics for exception
|
|
|
634 specifications, calling unexpected if an exception is thrown that
|
|
|
635 doesn't match the specification. Zero means to treat them as
|
|
|
636 assertions and optimize accordingly, but not check them. */
|
|
|
637
|
|
|
638 extern int flag_enforce_eh_specs;
|
|
|
639
|
|
|
640 /* Nonzero (the default) means to generate thread-safe code for
|
|
|
641 initializing local statics. */
|
|
|
642
|
|
|
643 extern int flag_threadsafe_statics;
|
|
|
644
|
|
|
645 /* Nonzero means warn about implicit declarations. */
|
|
|
646
|
|
|
647 extern int warn_implicit;
|
|
|
648
|
|
|
649 /* Warn about using __null (as NULL in C++) as sentinel. For code compiled
|
|
|
650 with GCC this doesn't matter as __null is guaranteed to have the right
|
|
|
651 size. */
|
|
|
652
|
|
|
653 extern int warn_strict_null_sentinel;
|
|
|
654
|
|
|
655 /* Maximum template instantiation depth. This limit is rather
|
|
|
656 arbitrary, but it exists to limit the time it takes to notice
|
|
|
657 infinite template instantiations. */
|
|
|
658
|
|
|
659 extern int max_tinst_depth;
|
|
|
660
|
|
|
661 /* Nonzero means the expression being parsed will never be evaluated.
|
|
|
662 This is a count, since unevaluated expressions can nest. */
|
|
|
663
|
|
|
664 extern int skip_evaluation;
|
|
|
665
|
|
|
666 /* C types are partitioned into three subsets: object, function, and
|
|
|
667 incomplete types. */
|
|
|
668 #define C_TYPE_OBJECT_P(type) \
|
|
|
669 (TREE_CODE (type) != FUNCTION_TYPE && TYPE_SIZE (type))
|
|
|
670
|
|
|
671 #define C_TYPE_INCOMPLETE_P(type) \
|
|
|
672 (TREE_CODE (type) != FUNCTION_TYPE && TYPE_SIZE (type) == 0)
|
|
|
673
|
|
|
674 #define C_TYPE_FUNCTION_P(type) \
|
|
|
675 (TREE_CODE (type) == FUNCTION_TYPE)
|
|
|
676
|
|
|
677 /* For convenience we define a single macro to identify the class of
|
|
|
678 object or incomplete types. */
|
|
|
679 #define C_TYPE_OBJECT_OR_INCOMPLETE_P(type) \
|
|
|
680 (!C_TYPE_FUNCTION_P (type))
|
|
|
681
|
|
|
682 /* Attribute table common to the C front ends. */
|
|
|
683 extern const struct attribute_spec c_common_attribute_table[];
|
|
|
684 extern const struct attribute_spec c_common_format_attribute_table[];
|
|
|
685
|
|
|
686 /* Pointer to function to lazily generate the VAR_DECL for __FUNCTION__ etc.
|
|
|
687 ID is the identifier to use, NAME is the string.
|
|
|
688 TYPE_DEP indicates whether it depends on type of the function or not
|
|
|
689 (i.e. __PRETTY_FUNCTION__). */
|
|
|
690
|
|
|
691 extern tree (*make_fname_decl) (tree, int);
|
|
|
692
|
|
|
693 extern tree identifier_global_value (tree);
|
|
|
694 extern void record_builtin_type (enum rid, const char *, tree);
|
|
|
695 extern tree build_void_list_node (void);
|
|
|
696 extern void start_fname_decls (void);
|
|
|
697 extern void finish_fname_decls (void);
|
|
|
698 extern const char *fname_as_string (int);
|
|
|
699 extern tree fname_decl (location_t, unsigned, tree);
|
|
|
700
|
|
|
701 extern void check_function_arguments (tree, int, tree *, tree);
|
|
|
702 extern void check_function_arguments_recurse (void (*)
|
|
|
703 (void *, tree,
|
|
|
704 unsigned HOST_WIDE_INT),
|
|
|
705 void *, tree,
|
|
|
706 unsigned HOST_WIDE_INT);
|
|
|
707 extern bool check_builtin_function_arguments (tree, int, tree *);
|
|
|
708 extern void check_function_format (tree, int, tree *);
|
|
|
709 extern void set_Wformat (int);
|
|
|
710 extern tree handle_format_attribute (tree *, tree, tree, int, bool *);
|
|
|
711 extern tree handle_format_arg_attribute (tree *, tree, tree, int, bool *);
|
|
|
712 extern int c_common_handle_option (size_t code, const char *arg, int value);
|
|
|
713 extern bool c_common_missing_argument (const char *opt, size_t code);
|
|
|
714 extern tree c_common_type_for_mode (enum machine_mode, int);
|
|
|
715 extern tree c_common_type_for_size (unsigned int, int);
|
|
|
716 extern tree c_common_fixed_point_type_for_size (unsigned int, unsigned int,
|
|
|
717 int, int);
|
|
|
718 extern tree c_common_unsigned_type (tree);
|
|
|
719 extern tree c_common_signed_type (tree);
|
|
|
720 extern tree c_common_signed_or_unsigned_type (int, tree);
|
|
|
721 extern tree c_build_bitfield_integer_type (unsigned HOST_WIDE_INT, int);
|
|
|
722 extern bool decl_with_nonnull_addr_p (const_tree);
|
|
|
723 extern tree c_common_truthvalue_conversion (location_t, tree);
|
|
|
724 extern void c_apply_type_quals_to_decl (int, tree);
|
|
|
725 extern tree c_sizeof_or_alignof_type (tree, bool, int);
|
|
|
726 extern tree c_alignof_expr (tree);
|
|
|
727 /* Print an error message for invalid operands to arith operation CODE.
|
|
|
728 NOP_EXPR is used as a special case (see truthvalue_conversion). */
|
|
|
729 extern void binary_op_error (location_t, enum tree_code, tree, tree);
|
|
|
730 extern tree fix_string_type (tree);
|
|
|
731 struct varray_head_tag;
|
|
|
732 extern void constant_expression_warning (tree);
|
|
|
733 extern void constant_expression_error (tree);
|
|
|
734 extern bool strict_aliasing_warning (tree, tree, tree);
|
|
|
735 extern void warnings_for_convert_and_check (tree, tree, tree);
|
|
|
736 extern tree convert_and_check (tree, tree);
|
|
|
737 extern void overflow_warning (tree);
|
|
|
738 extern void warn_logical_operator (enum tree_code, tree, tree);
|
|
|
739 extern void check_main_parameter_types (tree decl);
|
|
|
740 extern bool c_determine_visibility (tree);
|
|
|
741 extern bool same_scalar_type_ignoring_signedness (tree, tree);
|
|
|
742
|
|
|
743 #define c_sizeof(T) c_sizeof_or_alignof_type (T, true, 1)
|
|
|
744 #define c_alignof(T) c_sizeof_or_alignof_type (T, false, 1)
|
|
|
745
|
|
|
746 /* Subroutine of build_binary_op, used for certain operations. */
|
|
|
747 extern tree shorten_binary_op (tree result_type, tree op0, tree op1, bool bitwise);
|
|
|
748
|
|
|
749 /* Subroutine of build_binary_op, used for comparison operations.
|
|
|
750 See if the operands have both been converted from subword integer types
|
|
|
751 and, if so, perhaps change them both back to their original type. */
|
|
|
752 extern tree shorten_compare (tree *, tree *, tree *, enum tree_code *);
|
|
|
753
|
|
|
754 extern tree pointer_int_sum (enum tree_code, tree, tree);
|
|
|
755
|
|
|
756 /* Add qualifiers to a type, in the fashion for C. */
|
|
|
757 extern tree c_build_qualified_type (tree, int);
|
|
|
758
|
|
|
759 /* Build tree nodes and builtin functions common to both C and C++ language
|
|
|
760 frontends. */
|
|
|
761 extern void c_common_nodes_and_builtins (void);
|
|
|
762
|
|
|
763 extern void set_builtin_user_assembler_name (tree decl, const char *asmspec);
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|
|
764
|
|
|
765 extern void disable_builtin_function (const char *);
|
|
|
766
|
|
|
767 extern void set_compound_literal_name (tree decl);
|
|
|
768
|
|
|
769 extern tree build_va_arg (tree, tree);
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|
|
770
|
|
|
771 extern unsigned int c_common_init_options (unsigned int, const char **);
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|
|
772 extern bool c_common_post_options (const char **);
|
|
|
773 extern bool c_common_init (void);
|
|
|
774 extern void c_common_finish (void);
|
|
|
775 extern void c_common_parse_file (int);
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|
|
776 extern alias_set_type c_common_get_alias_set (tree);
|
|
|
777 extern void c_register_builtin_type (tree, const char*);
|
|
|
778 extern bool c_promoting_integer_type_p (const_tree);
|
|
|
779 extern int self_promoting_args_p (const_tree);
|
|
|
780 extern tree strip_pointer_operator (tree);
|
|
|
781 extern tree strip_pointer_or_array_types (tree);
|
|
|
782 extern HOST_WIDE_INT c_common_to_target_charset (HOST_WIDE_INT);
|
|
|
783
|
|
|
784 /* This is the basic parsing function. */
|
|
|
785 extern void c_parse_file (void);
|
|
|
786 /* This is misnamed, it actually performs end-of-compilation processing. */
|
|
|
787 extern void finish_file (void);
|
|
|
788
|
|
|
789
|
|
|
790 /* These macros provide convenient access to the various _STMT nodes. */
|
|
|
791
|
|
|
792 /* Nonzero if a given STATEMENT_LIST represents the outermost binding
|
|
|
793 if a statement expression. */
|
|
|
794 #define STATEMENT_LIST_STMT_EXPR(NODE) \
|
|
|
795 TREE_LANG_FLAG_1 (STATEMENT_LIST_CHECK (NODE))
|
|
|
796
|
|
|
797 /* Nonzero if a label has been added to the statement list. */
|
|
|
798 #define STATEMENT_LIST_HAS_LABEL(NODE) \
|
|
|
799 TREE_LANG_FLAG_3 (STATEMENT_LIST_CHECK (NODE))
|
|
|
800
|
|
|
801 /* COMPOUND_LITERAL_EXPR accessors. */
|
|
|
802 #define COMPOUND_LITERAL_EXPR_DECL_STMT(NODE) \
|
|
|
803 TREE_OPERAND (COMPOUND_LITERAL_EXPR_CHECK (NODE), 0)
|
|
|
804 #define COMPOUND_LITERAL_EXPR_DECL(NODE) \
|
|
|
805 DECL_EXPR_DECL (COMPOUND_LITERAL_EXPR_DECL_STMT (NODE))
|
|
|
806
|
|
|
807 /* In a FIELD_DECL, nonzero if the decl was originally a bitfield. */
|
|
|
808 #define DECL_C_BIT_FIELD(NODE) \
|
|
|
809 (DECL_LANG_FLAG_4 (FIELD_DECL_CHECK (NODE)) == 1)
|
|
|
810 #define SET_DECL_C_BIT_FIELD(NODE) \
|
|
|
811 (DECL_LANG_FLAG_4 (FIELD_DECL_CHECK (NODE)) = 1)
|
|
|
812 #define CLEAR_DECL_C_BIT_FIELD(NODE) \
|
|
|
813 (DECL_LANG_FLAG_4 (FIELD_DECL_CHECK (NODE)) = 0)
|
|
|
814
|
|
|
815 extern void emit_local_var (tree);
|
|
|
816 extern tree do_case (tree, tree);
|
|
|
817 extern tree build_stmt (enum tree_code, ...);
|
|
|
818 extern tree build_case_label (tree, tree, tree);
|
|
|
819
|
|
|
820 /* These functions must be defined by each front-end which implements
|
|
|
821 a variant of the C language. They are used in c-common.c. */
|
|
|
822
|
|
|
823 extern tree build_unary_op (location_t, enum tree_code, tree, int);
|
|
|
824 extern tree build_binary_op (location_t, enum tree_code, tree, tree, int);
|
|
|
825 extern tree perform_integral_promotions (tree);
|
|
|
826
|
|
|
827 /* These functions must be defined by each front-end which implements
|
|
|
828 a variant of the C language. They are used by port files. */
|
|
|
829
|
|
|
830 extern tree default_conversion (tree);
|
|
|
831
|
|
|
832 /* Given two integer or real types, return the type for their sum.
|
|
|
833 Given two compatible ANSI C types, returns the merged type. */
|
|
|
834
|
|
|
835 extern tree common_type (tree, tree);
|
|
|
836
|
|
|
837 extern tree decl_constant_value (tree);
|
|
|
838
|
|
|
839 /* Handle increment and decrement of boolean types. */
|
|
|
840 extern tree boolean_increment (enum tree_code, tree);
|
|
|
841
|
|
|
842 extern int case_compare (splay_tree_key, splay_tree_key);
|
|
|
843
|
|
|
844 extern tree c_add_case_label (splay_tree, tree, tree, tree, tree);
|
|
|
845
|
|
|
846 extern void c_do_switch_warnings (splay_tree, location_t, tree, tree);
|
|
|
847
|
|
|
848 extern tree build_function_call (tree, tree);
|
|
|
849
|
|
|
850 extern tree resolve_overloaded_builtin (tree, tree);
|
|
|
851
|
|
|
852 extern tree finish_label_address_expr (tree, location_t);
|
|
|
853
|
|
|
854 /* Same function prototype, but the C and C++ front ends have
|
|
|
855 different implementations. Used in c-common.c. */
|
|
|
856 extern tree lookup_label (tree);
|
|
|
857 extern tree lookup_name (tree);
|
|
|
858
|
|
|
859 extern bool vector_targets_convertible_p (const_tree t1, const_tree t2);
|
|
|
860 extern bool vector_types_convertible_p (const_tree t1, const_tree t2, bool emit_lax_note);
|
|
|
861
|
|
|
862 extern rtx c_expand_expr (tree, rtx, enum machine_mode, int, rtx *);
|
|
|
863
|
|
|
864 extern tree c_staticp (tree);
|
|
|
865
|
|
|
866 extern void init_c_lex (void);
|
|
|
867
|
|
|
868 extern void c_cpp_builtins (cpp_reader *);
|
|
|
869 extern void c_cpp_builtins_optimize_pragma (cpp_reader *, tree, tree);
|
|
|
870
|
|
|
871 /* Positive if an implicit `extern "C"' scope has just been entered;
|
|
|
872 negative if such a scope has just been exited. */
|
|
|
873 extern GTY(()) int pending_lang_change;
|
|
|
874
|
|
|
875 /* Information recorded about each file examined during compilation. */
|
|
|
876
|
|
|
877 struct c_fileinfo
|
|
|
878 {
|
|
|
879 int time; /* Time spent in the file. */
|
|
|
880
|
|
|
881 /* Flags used only by C++.
|
|
|
882 INTERFACE_ONLY nonzero means that we are in an "interface" section
|
|
|
883 of the compiler. INTERFACE_UNKNOWN nonzero means we cannot trust
|
|
|
884 the value of INTERFACE_ONLY. If INTERFACE_UNKNOWN is zero and
|
|
|
885 INTERFACE_ONLY is zero, it means that we are responsible for
|
|
|
886 exporting definitions that others might need. */
|
|
|
887 short interface_only;
|
|
|
888 short interface_unknown;
|
|
|
889 };
|
|
|
890
|
|
|
891 struct c_fileinfo *get_fileinfo (const char *);
|
|
|
892 extern void dump_time_statistics (void);
|
|
|
893
|
|
|
894 extern bool c_dump_tree (void *, tree);
|
|
|
895
|
|
|
896 extern void c_warn_unused_result (gimple_seq);
|
|
|
897
|
|
|
898 extern void verify_sequence_points (tree);
|
|
|
899
|
|
|
900 extern tree fold_offsetof (tree, tree);
|
|
|
901
|
|
|
902 /* Places where an lvalue, or modifiable lvalue, may be required.
|
|
|
903 Used to select diagnostic messages in lvalue_error and
|
|
|
904 readonly_error. */
|
|
|
905 enum lvalue_use {
|
|
|
906 lv_assign,
|
|
|
907 lv_increment,
|
|
|
908 lv_decrement,
|
|
|
909 lv_addressof,
|
|
|
910 lv_asm
|
|
|
911 };
|
|
|
912
|
|
|
913 extern void lvalue_error (enum lvalue_use);
|
|
|
914
|
|
|
915 extern int complete_array_type (tree *, tree, bool);
|
|
|
916
|
|
|
917 extern tree builtin_type_for_size (int, bool);
|
|
|
918
|
|
|
919 extern void warn_array_subscript_with_type_char (tree);
|
|
|
920 extern void warn_about_parentheses (enum tree_code,
|
|
|
921 enum tree_code, tree,
|
|
|
922 enum tree_code, tree);
|
|
|
923 extern void warn_for_unused_label (tree label);
|
|
|
924 extern void warn_for_div_by_zero (location_t, tree divisor);
|
|
|
925 extern void warn_for_sign_compare (location_t,
|
|
|
926 tree orig_op0, tree orig_op1,
|
|
|
927 tree op0, tree op1,
|
|
|
928 tree result_type,
|
|
|
929 enum tree_code resultcode);
|
|
|
930
|
|
|
931 /* In c-gimplify.c */
|
|
|
932 extern void c_genericize (tree);
|
|
|
933 extern int c_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
|
|
|
934 extern tree c_build_bind_expr (tree, tree);
|
|
|
935
|
|
|
936 /* In c-pch.c */
|
|
|
937 extern void pch_init (void);
|
|
|
938 extern int c_common_valid_pch (cpp_reader *pfile, const char *name, int fd);
|
|
|
939 extern void c_common_read_pch (cpp_reader *pfile, const char *name, int fd,
|
|
|
940 const char *orig);
|
|
|
941 extern void c_common_write_pch (void);
|
|
|
942 extern void c_common_no_more_pch (void);
|
|
|
943 extern void c_common_pch_pragma (cpp_reader *pfile, const char *);
|
|
|
944 extern void c_common_print_pch_checksum (FILE *f);
|
|
|
945
|
|
|
946 /* In *-checksum.c */
|
|
|
947 extern const unsigned char executable_checksum[16];
|
|
|
948
|
|
|
949 /* In c-cppbuiltin.c */
|
|
|
950 extern void builtin_define_std (const char *macro);
|
|
|
951 extern void builtin_define_with_value (const char *, const char *, int);
|
|
|
952 extern void c_stddef_cpp_builtins (void);
|
|
|
953 extern void fe_file_change (const struct line_map *);
|
|
|
954 extern void c_parse_error (const char *, enum cpp_ttype, tree);
|
|
|
955
|
|
|
956 /* Objective-C / Objective-C++ entry points. */
|
|
|
957
|
|
|
958 /* The following ObjC/ObjC++ functions are called by the C and/or C++
|
|
|
959 front-ends; they all must have corresponding stubs in stub-objc.c. */
|
|
|
960 extern tree objc_is_class_name (tree);
|
|
|
961 extern tree objc_is_object_ptr (tree);
|
|
|
962 extern void objc_check_decl (tree);
|
|
|
963 extern int objc_is_reserved_word (tree);
|
|
|
964 extern bool objc_compare_types (tree, tree, int, tree);
|
|
|
965 extern void objc_volatilize_decl (tree);
|
|
|
966 extern bool objc_type_quals_match (tree, tree);
|
|
|
967 extern tree objc_rewrite_function_call (tree, tree);
|
|
|
968 extern tree objc_message_selector (void);
|
|
|
969 extern tree objc_lookup_ivar (tree, tree);
|
|
|
970 extern void objc_clear_super_receiver (void);
|
|
|
971 extern int objc_is_public (tree, tree);
|
|
|
972 extern tree objc_is_id (tree);
|
|
|
973 extern void objc_declare_alias (tree, tree);
|
|
|
974 extern void objc_declare_class (tree);
|
|
|
975 extern void objc_declare_protocols (tree);
|
|
|
976 extern tree objc_build_message_expr (tree);
|
|
|
977 extern tree objc_finish_message_expr (tree, tree, tree);
|
|
|
978 extern tree objc_build_selector_expr (tree);
|
|
|
979 extern tree objc_build_protocol_expr (tree);
|
|
|
980 extern tree objc_build_encode_expr (tree);
|
|
|
981 extern tree objc_build_string_object (tree);
|
|
|
982 extern tree objc_get_protocol_qualified_type (tree, tree);
|
|
|
983 extern tree objc_get_class_reference (tree);
|
|
|
984 extern tree objc_get_class_ivars (tree);
|
|
|
985 extern void objc_start_class_interface (tree, tree, tree);
|
|
|
986 extern void objc_start_category_interface (tree, tree, tree);
|
|
|
987 extern void objc_start_protocol (tree, tree);
|
|
|
988 extern void objc_continue_interface (void);
|
|
|
989 extern void objc_finish_interface (void);
|
|
|
990 extern void objc_start_class_implementation (tree, tree);
|
|
|
991 extern void objc_start_category_implementation (tree, tree);
|
|
|
992 extern void objc_continue_implementation (void);
|
|
|
993 extern void objc_finish_implementation (void);
|
|
|
994 extern void objc_set_visibility (int);
|
|
|
995 extern void objc_set_method_type (enum tree_code);
|
|
|
996 extern tree objc_build_method_signature (tree, tree, tree, bool);
|
|
|
997 extern void objc_add_method_declaration (tree);
|
|
|
998 extern void objc_start_method_definition (tree);
|
|
|
999 extern void objc_finish_method_definition (tree);
|
|
|
1000 extern void objc_add_instance_variable (tree);
|
|
|
1001 extern tree objc_build_keyword_decl (tree, tree, tree);
|
|
|
1002 extern tree objc_build_throw_stmt (tree);
|
|
|
1003 extern void objc_begin_try_stmt (location_t, tree);
|
|
|
1004 extern tree objc_finish_try_stmt (void);
|
|
|
1005 extern void objc_begin_catch_clause (tree);
|
|
|
1006 extern void objc_finish_catch_clause (void);
|
|
|
1007 extern void objc_build_finally_clause (location_t, tree);
|
|
|
1008 extern tree objc_build_synchronized (location_t, tree, tree);
|
|
|
1009 extern int objc_static_init_needed_p (void);
|
|
|
1010 extern tree objc_generate_static_init_call (tree);
|
|
|
1011 extern tree objc_generate_write_barrier (tree, enum tree_code, tree);
|
|
|
1012
|
|
|
1013 /* The following are provided by the C and C++ front-ends, and called by
|
|
|
1014 ObjC/ObjC++. */
|
|
|
1015 extern void *objc_get_current_scope (void);
|
|
|
1016 extern void objc_mark_locals_volatile (void *);
|
|
|
1017
|
|
|
1018 /* In c-ppoutput.c */
|
|
|
1019 extern void init_pp_output (FILE *);
|
|
|
1020 extern void preprocess_file (cpp_reader *);
|
|
|
1021 extern void pp_file_change (const struct line_map *);
|
|
|
1022 extern void pp_dir_change (cpp_reader *, const char *);
|
|
|
1023 extern bool check_missing_format_attribute (tree, tree);
|
|
|
1024
|
|
|
1025 /* In c-omp.c */
|
|
|
1026 extern tree c_finish_omp_master (tree);
|
|
|
1027 extern tree c_finish_omp_critical (tree, tree);
|
|
|
1028 extern tree c_finish_omp_ordered (tree);
|
|
|
1029 extern void c_finish_omp_barrier (void);
|
|
|
1030 extern tree c_finish_omp_atomic (enum tree_code, tree, tree);
|
|
|
1031 extern void c_finish_omp_flush (void);
|
|
|
1032 extern void c_finish_omp_taskwait (void);
|
|
|
1033 extern tree c_finish_omp_for (location_t, tree, tree, tree, tree, tree, tree);
|
|
|
1034 extern void c_split_parallel_clauses (tree, tree *, tree *);
|
|
|
1035 extern enum omp_clause_default_kind c_omp_predetermined_sharing (tree);
|
|
|
1036
|
|
|
1037 /* Not in c-omp.c; provided by the front end. */
|
|
|
1038 extern bool c_omp_sharing_predetermined (tree);
|
|
|
1039 extern tree c_omp_remap_decl (tree, bool);
|
|
|
1040
|
|
|
1041 /* In order for the format checking to accept the C frontend
|
|
|
1042 diagnostic framework extensions, you must include this file before
|
|
|
1043 toplev.h, not after. The C front end formats are a subset of those
|
|
|
1044 for C++, so they are the appropriate set to use in common code;
|
|
|
1045 cp-tree.h overrides this for C++. */
|
|
|
1046 #ifndef GCC_DIAG_STYLE
|
|
|
1047 #define GCC_DIAG_STYLE __gcc_cdiag__
|
|
|
1048 #endif
|
|
|
1049
|
|
|
1050 #endif /* ! GCC_C_COMMON_H */
|
