1/* Copyright (C) 2001-2019 Free Software Foundation, Inc. 2 Contributed by Joseph Myers <jsm28@cam.ac.uk>. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify it under 7the terms of the GNU General Public License as published by the Free 8Software Foundation; either version 3, or (at your option) any later 9version. 10 11GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12WARRANTY; without even the implied warranty of MERCHANTABILITY or 13FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14for more details. 15 16You should have received a copy of the GNU General Public License 17along with GCC; see the file COPYING3. If not see 18<http://www.gnu.org/licenses/>. */ 19 20/* This header provides a declarative way of describing the attributes 21 that are applied to some built-in functions by default. Attributes 22 that are meant to be used by user-defined functions but aren't used 23 by any built-ins, or attributes that apply to types or variables 24 but not to functions need not and should not be defined here. 25 26 Before including this header, you must define the following macros. 27 In each case where there is an ENUM, it is an identifier used to 28 reference the tree in subsequent definitions. 29 30 DEF_ATTR_NULL_TREE (ENUM) 31 32 Constructs a NULL_TREE. 33 34 DEF_ATTR_INT (ENUM, VALUE) 35 36 Constructs an INTEGER_CST with value VALUE (an integer representable 37 in HOST_WIDE_INT). 38 39 DEF_ATTR_IDENT (ENUM, STRING) 40 41 Constructs an IDENTIFIER_NODE for STRING. 42 43 DEF_ATTR_TREE_LIST (ENUM, PURPOSE, VALUE, CHAIN) 44 45 Constructs a TREE_LIST with given PURPOSE, VALUE and CHAIN (given 46 as previous ENUM names). */ 47 48DEF_ATTR_NULL_TREE (ATTR_NULL) 49 50/* Construct a tree for a given integer and a list containing it. */ 51#define DEF_ATTR_FOR_INT(VALUE) \ 52 DEF_ATTR_INT (ATTR_##VALUE, VALUE) \ 53 DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE, ATTR_NULL, \ 54 ATTR_##VALUE, ATTR_NULL) 55DEF_ATTR_FOR_INT (0) 56DEF_ATTR_FOR_INT (1) 57DEF_ATTR_FOR_INT (2) 58DEF_ATTR_FOR_INT (3) 59DEF_ATTR_FOR_INT (4) 60DEF_ATTR_FOR_INT (5) 61DEF_ATTR_FOR_INT (6) 62#undef DEF_ATTR_FOR_INT 63 64/* Construct a tree for a given string and a list containing it. */ 65#define DEF_ATTR_FOR_STRING(ENUM, VALUE) \ 66 DEF_ATTR_STRING (ATTR_##ENUM, VALUE) \ 67 DEF_ATTR_TREE_LIST (ATTR_LIST_##ENUM, ATTR_NULL, \ 68 ATTR_##ENUM, ATTR_NULL) 69DEF_ATTR_FOR_STRING (STR1, "1") 70#undef DEF_ATTR_FOR_STRING 71 72/* Construct a tree for a list of two integers. */ 73#define DEF_LIST_INT_INT(VALUE1, VALUE2) \ 74 DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE1##_##VALUE2, ATTR_NULL, \ 75 ATTR_##VALUE1, ATTR_LIST_##VALUE2) 76DEF_LIST_INT_INT (1,0) 77DEF_LIST_INT_INT (1,2) 78DEF_LIST_INT_INT (1,3) 79DEF_LIST_INT_INT (1,4) 80DEF_LIST_INT_INT (1,5) 81DEF_LIST_INT_INT (2,0) 82DEF_LIST_INT_INT (2,3) 83DEF_LIST_INT_INT (3,0) 84DEF_LIST_INT_INT (3,4) 85DEF_LIST_INT_INT (4,0) 86DEF_LIST_INT_INT (4,5) 87DEF_LIST_INT_INT (5,0) 88DEF_LIST_INT_INT (5,6) 89#undef DEF_LIST_INT_INT 90 91/* Construct trees for identifiers used in built-in function attributes. 92 The construction contributes to startup costs so only attributes that 93 are used to define built-ins should be defined here. */ 94DEF_ATTR_IDENT (ATTR_ALLOC_SIZE, "alloc_size") 95DEF_ATTR_IDENT (ATTR_COLD, "cold") 96DEF_ATTR_IDENT (ATTR_CONST, "const") 97DEF_ATTR_IDENT (ATTR_FORMAT, "format") 98DEF_ATTR_IDENT (ATTR_FORMAT_ARG, "format_arg") 99DEF_ATTR_IDENT (ATTR_MALLOC, "malloc") 100DEF_ATTR_IDENT (ATTR_NONNULL, "nonnull") 101DEF_ATTR_IDENT (ATTR_NORETURN, "noreturn") 102DEF_ATTR_IDENT (ATTR_NOTHROW, "nothrow") 103DEF_ATTR_IDENT (ATTR_LEAF, "leaf") 104DEF_ATTR_IDENT (ATTR_FNSPEC, "fn spec") 105DEF_ATTR_IDENT (ATTR_PRINTF, "printf") 106DEF_ATTR_IDENT (ATTR_ASM_FPRINTF, "asm_fprintf") 107DEF_ATTR_IDENT (ATTR_GCC_DIAG, "gcc_diag") 108DEF_ATTR_IDENT (ATTR_GCC_CDIAG, "gcc_cdiag") 109DEF_ATTR_IDENT (ATTR_GCC_CXXDIAG, "gcc_cxxdiag") 110DEF_ATTR_IDENT (ATTR_PURE, "pure") 111DEF_ATTR_IDENT (ATTR_NOVOPS, "no vops") 112DEF_ATTR_IDENT (ATTR_SCANF, "scanf") 113DEF_ATTR_IDENT (ATTR_SENTINEL, "sentinel") 114DEF_ATTR_IDENT (ATTR_STRFMON, "strfmon") 115DEF_ATTR_IDENT (ATTR_STRFTIME, "strftime") 116DEF_ATTR_IDENT (ATTR_TYPEGENERIC, "type generic") 117DEF_ATTR_IDENT (ATTR_TM_REGPARM, "*tm regparm") 118DEF_ATTR_IDENT (ATTR_TM_TMPURE, "transaction_pure") 119DEF_ATTR_IDENT (ATTR_RETURNS_TWICE, "returns_twice") 120DEF_ATTR_IDENT (ATTR_RETURNS_NONNULL, "returns_nonnull") 121 122DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LIST, ATTR_NOVOPS, ATTR_NULL, ATTR_NULL) 123 124DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOVOPS_LIST) 125 126DEF_ATTR_TREE_LIST (ATTR_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NULL) 127 128DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LIST, ATTR_NOTHROW, ATTR_NULL, ATTR_NULL) 129 130DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOTHROW_LIST) 131 132DEF_ATTR_TREE_LIST (ATTR_NOVOPS_NOTHROW_LEAF_LIST, ATTR_NOVOPS, \ 133 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 134DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LIST, ATTR_CONST, \ 135 ATTR_NULL, ATTR_NOTHROW_LIST) 136DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_CONST, \ 137 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 138DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LIST, ATTR_PURE, \ 139 ATTR_NULL, ATTR_NOTHROW_LIST) 140DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LEAF_LIST, ATTR_PURE, \ 141 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 142DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LIST, ATTR_NORETURN, \ 143 ATTR_NULL, ATTR_NOTHROW_LIST) 144DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LEAF_LIST, ATTR_NORETURN,\ 145 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 146DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST, ATTR_COLD,\ 147 ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST) 148DEF_ATTR_TREE_LIST (ATTR_RT_NOTHROW_LEAF_LIST, ATTR_RETURNS_TWICE,\ 149 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 150DEF_ATTR_TREE_LIST (ATTR_COLD_NOTHROW_LEAF_LIST, ATTR_COLD,\ 151 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 152DEF_ATTR_TREE_LIST (ATTR_COLD_NORETURN_NOTHROW_LEAF_LIST, ATTR_COLD,\ 153 ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST) 154DEF_ATTR_TREE_LIST (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST, ATTR_CONST,\ 155 ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST) 156DEF_ATTR_TREE_LIST (ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST, ATTR_COLD,\ 157 ATTR_NULL, ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST) 158DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC, \ 159 ATTR_NULL, ATTR_NOTHROW_LIST) 160DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_MALLOC, \ 161 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 162DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LIST, ATTR_SENTINEL, \ 163 ATTR_NULL, ATTR_NOTHROW_LIST) 164DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LEAF_LIST, ATTR_SENTINEL, \ 165 ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 166DEF_ATTR_TREE_LIST (ATTR_COLD_CONST_NORETURN_NOTHROW_LEAF_LIST, ATTR_CONST,\ 167 ATTR_NULL, ATTR_COLD_NORETURN_NOTHROW_LEAF_LIST) 168 169/* Allocation functions like malloc and realloc whose first argument 170 with _SIZE_1, or second argument with _SIZE_2, specifies the size 171 of the allocated object. */ 172DEF_ATTR_TREE_LIST (ATTR_MALLOC_SIZE_1_NOTHROW_LIST, ATTR_ALLOC_SIZE, \ 173 ATTR_LIST_1, ATTR_MALLOC_NOTHROW_LIST) 174DEF_ATTR_TREE_LIST (ATTR_ALLOC_SIZE_2_NOTHROW_LIST, ATTR_ALLOC_SIZE, \ 175 ATTR_LIST_2, ATTR_MALLOC_NOTHROW_LIST) 176DEF_ATTR_TREE_LIST (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \ 177 ATTR_LIST_1, ATTR_MALLOC_NOTHROW_LEAF_LIST) 178/* Alloca is just like malloc except that it never returns null. */ 179DEF_ATTR_TREE_LIST (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST, ATTR_RETURNS_NONNULL, 180 ATTR_NULL, ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST) 181 182/* Allocation functions like calloc the product of whose first two arguments 183 specifies the size of the allocated object. */ 184DEF_ATTR_TREE_LIST (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \ 185 ATTR_LIST_1_2, ATTR_MALLOC_NOTHROW_LEAF_LIST) 186 187/* Allocation functions like realloc whose second argument specifies 188 the size of the allocated object. */ 189DEF_ATTR_TREE_LIST (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \ 190 ATTR_LIST_2, ATTR_NOTHROW_LEAF_LIST) 191 192/* Functions whose pointer parameter(s) are all nonnull. */ 193DEF_ATTR_TREE_LIST (ATTR_NONNULL_LIST, ATTR_NONNULL, ATTR_NULL, ATTR_NULL) 194/* Functions whose first parameter is a nonnull pointer. */ 195DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL) 196/* Functions whose second parameter is a nonnull pointer. */ 197DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, ATTR_NULL) 198/* Functions whose third parameter is a nonnull pointer. */ 199DEF_ATTR_TREE_LIST (ATTR_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, ATTR_NULL) 200/* Nothrow functions with the sentinel(1) attribute. */ 201DEF_ATTR_TREE_LIST (ATTR_NOTHROW_SENTINEL_1, ATTR_SENTINEL, ATTR_LIST_1, \ 202 ATTR_NOTHROW_LIST) 203/* Nothrow functions whose pointer parameter(s) are all nonnull. */ 204DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL, ATTR_NONNULL, ATTR_NULL, \ 205 ATTR_NOTHROW_LIST) 206/* Nothrow leaf functions whose pointer parameter(s) are all nonnull. */ 207DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_LEAF, ATTR_NONNULL, ATTR_NULL, \ 208 ATTR_NOTHROW_LEAF_LIST) 209DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOTHROW_NONNULL_LEAF) 210/* Nothrow functions whose first parameter is a nonnull pointer. */ 211DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, \ 212 ATTR_NOTHROW_LIST) 213/* Nothrow functions whose second parameter is a nonnull pointer. */ 214DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, \ 215 ATTR_NOTHROW_LIST) 216/* Nothrow functions whose third parameter is a nonnull pointer. */ 217DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, \ 218 ATTR_NOTHROW_LIST) 219/* Nothrow functions whose fourth parameter is a nonnull pointer. */ 220DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_4, ATTR_NONNULL, ATTR_LIST_4, \ 221 ATTR_NOTHROW_LIST) 222/* Nothrow functions whose fifth parameter is a nonnull pointer. */ 223DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_5, ATTR_NONNULL, ATTR_LIST_5, \ 224 ATTR_NOTHROW_LIST) 225 226/* Same as ATTR_NONNULL_1. */ 227DEF_ATTR_TREE_LIST (ATTR_NONNULL_1_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL) 228/* Functions like {v,}fprintf whose first and second parameters are 229 nonnull pointers. As cancellation points the functions are not 230 nothrow. */ 231DEF_ATTR_TREE_LIST (ATTR_NONNULL_1_2, ATTR_NONNULL, ATTR_LIST_1_2, ATTR_NULL) 232/* The following don't have {v,}fprintf forms. They exist only to 233 make it possible to declare {v,}{f,s}printf attributes using 234 the same macro. */ 235DEF_ATTR_TREE_LIST (ATTR_NONNULL_1_3, ATTR_NONNULL, ATTR_LIST_1_3, ATTR_NULL) 236DEF_ATTR_TREE_LIST (ATTR_NONNULL_1_4, ATTR_NONNULL, ATTR_LIST_1_4, ATTR_NULL) 237DEF_ATTR_TREE_LIST (ATTR_NONNULL_1_5, ATTR_NONNULL, ATTR_LIST_1_5, ATTR_NULL) 238 239/* Same as ATTR_NOTHROW_NONNULL_1. */ 240DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_1, ATTR_NONNULL, ATTR_LIST_1, 241 ATTR_NOTHROW_LIST) 242/* Nothrow functions like {v,}sprintf whose first and second parameters 243 are nonnull pointers. */ 244DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_2, ATTR_NONNULL, ATTR_LIST_1_2, \ 245 ATTR_NOTHROW_LIST) 246/* Nothrow functions like {v,}snprintf whose first and third parameters 247 are nonnull pointers. */ 248DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_3, ATTR_NONNULL, ATTR_LIST_1_3, \ 249 ATTR_NOTHROW_LIST) 250/* Nothrow functions like {v,}sprintf_chk whose first and fourth parameters 251 are nonnull pointers. */ 252DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_4, ATTR_NONNULL, ATTR_LIST_1_4, \ 253 ATTR_NOTHROW_LIST) 254/* Nothrow functions like {v,}snprintf_chk whose first and fifth parameters 255 are nonnull pointers. */ 256DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_5, ATTR_NONNULL, ATTR_LIST_1_5, \ 257 ATTR_NOTHROW_LIST) 258 259/* Nothrow leaf functions which are type-generic. */ 260DEF_ATTR_TREE_LIST (ATTR_NOTHROW_TYPEGENERIC_LEAF, ATTR_TYPEGENERIC, ATTR_NULL, \ 261 ATTR_NOTHROW_LEAF_LIST) 262/* Nothrow nonnull leaf functions that are type-generic. */ 263DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF, 264 ATTR_TYPEGENERIC, ATTR_NULL, 265 ATTR_NOTHROW_NONNULL_LEAF) 266/* Nothrow const functions whose pointer parameter(s) are all nonnull. */ 267DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL, ATTR_CONST, ATTR_NULL, \ 268 ATTR_NOTHROW_NONNULL) 269/* Nothrow leaf functions whose pointer parameter(s) are all nonnull, 270 and which return their first argument. */ 271DEF_ATTR_TREE_LIST (ATTR_RET1_NOTHROW_NONNULL_LEAF, ATTR_FNSPEC, ATTR_LIST_STR1, \ 272 ATTR_NOTHROW_NONNULL_LEAF) 273/* Nothrow leaf functions whose pointer parameter(s) are all nonnull, 274 and return value is also nonnull. */ 275DEF_ATTR_TREE_LIST (ATTR_RETNONNULL_NOTHROW_LEAF, ATTR_RETURNS_NONNULL, ATTR_NULL, \ 276 ATTR_NOTHROW_NONNULL_LEAF) 277/* Nothrow const leaf functions whose pointer parameter(s) are all nonnull. */ 278DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL_LEAF, ATTR_CONST, ATTR_NULL, \ 279 ATTR_NOTHROW_NONNULL_LEAF) 280/* Nothrow const functions which are type-generic. */ 281DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_TYPEGENERIC, ATTR_TYPEGENERIC, ATTR_NULL, \ 282 ATTR_CONST_NOTHROW_LIST) 283/* Nothrow const leaf functions which are type-generic. */ 284DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_TYPEGENERIC_LEAF, ATTR_TYPEGENERIC, ATTR_NULL, \ 285 ATTR_CONST_NOTHROW_LEAF_LIST) 286/* Nothrow pure functions whose pointer parameter(s) are all nonnull. */ 287DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL, ATTR_PURE, ATTR_NULL, \ 288 ATTR_NOTHROW_NONNULL) 289/* Nothrow pure leaf functions whose pointer parameter(s) are all nonnull. */ 290DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL_LEAF, ATTR_PURE, ATTR_NULL, \ 291 ATTR_NOTHROW_NONNULL_LEAF) 292/* Nothrow malloc functions whose pointer parameter(s) are all nonnull. */ 293DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \ 294 ATTR_NOTHROW_NONNULL) 295/* Nothrow malloc leaf functions whose pointer parameter(s) are all nonnull. */ 296DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL_LEAF, ATTR_MALLOC, ATTR_NULL, \ 297 ATTR_NOTHROW_NONNULL_LEAF) 298 299/* Construct a tree for the format attribute (and implicitly nonnull). */ 300#define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES) \ 301 DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \ 302 ATTR_##TYPE, ATTR_LIST_##VALUES) \ 303 DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \ 304 ATTR_##TYPE##_##VALUES, ATTR_NONNULL_##FA) 305 306/* Construct a tree for the format and nothrow attributes (format 307 implies nonnull). */ 308#define DEF_FORMAT_ATTRIBUTE_NOTHROW(TYPE, FA, VALUES) \ 309 DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \ 310 ATTR_##TYPE, ATTR_LIST_##VALUES) \ 311 DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_NOTHROW_##VALUES, ATTR_FORMAT,\ 312 ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA) 313 314/* Construct one tree for the format attribute and another for the format 315 and nothrow attributes (in both cases format implies nonnull). */ 316#define DEF_FORMAT_ATTRIBUTE_BOTH(TYPE, FA, VALUES) \ 317 DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \ 318 ATTR_##TYPE, ATTR_LIST_##VALUES) \ 319 DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \ 320 ATTR_##TYPE##_##VALUES, ATTR_NONNULL_##FA) \ 321 DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_NOTHROW_##VALUES, ATTR_FORMAT,\ 322 ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA) 323 324/* Construct a pair of trees for the nonnull attribute for the first 325 argument, plus format printf attribute (format implies nonnull): 326 the first ordinary and the second nothrow. */ 327#define DEF_FORMAT_ATTRIBUTE_NONNULL(TYPE, FA, VALUES) \ 328 DEF_ATTR_TREE_LIST (ATTR_NONNULL_1_FORMAT_##TYPE##_##VALUES, \ 329 ATTR_FORMAT, ATTR_##TYPE##_##VALUES, \ 330 ATTR_NONNULL_1_##FA) \ 331 DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_FORMAT_##TYPE##_##VALUES, \ 332 ATTR_FORMAT, ATTR_##TYPE##_##VALUES, \ 333 ATTR_NOTHROW_NONNULL_1_##FA) 334 335DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_0) 336DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_2) 337DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,2,2_0) 338DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,2,2_3) 339DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,3,3_0) 340DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,3,3_4) 341DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,4,4_0) 342DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,4,4_5) 343DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,5,5_0) 344DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,5,5_6) 345 346/* Attributes for fprintf(f, f, va). */ 347DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,1,1_2) 348/* Attributes for v{f,s}printf(d, f, va). vsprintf is nothrow, vfprintf 349 is not. */ 350DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,2,2_0) 351/* Attributes for {f,s}printf(d, f, ...). sprintf is nothrow, fprintf 352 is not. */ 353DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,2,2_3) 354/* Attributes for vprintf_chk. */ 355DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,3,3_0) 356/* Attributes for printf_chk. */ 357DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,3,3_4) 358/* Attributes for v{f,s}printf_chk(d, t, bos, f, va). vsprintf_chk is 359 nothrow, vfprintf_chk is not. */ 360DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,4,4_0) 361/* Attributes for {f,s}printf_chk(d, t, bos, f, ...). sprintf_chk is 362 nothrow, fprintf_chk is not. */ 363DEF_FORMAT_ATTRIBUTE_NONNULL(PRINTF,4,4_5) 364 365DEF_FORMAT_ATTRIBUTE(SCANF,1,1_0) 366DEF_FORMAT_ATTRIBUTE(SCANF,1,1_2) 367DEF_FORMAT_ATTRIBUTE_BOTH(SCANF,2,2_0) 368DEF_FORMAT_ATTRIBUTE_BOTH(SCANF,2,2_3) 369DEF_FORMAT_ATTRIBUTE_NOTHROW(STRFTIME,3,3_0) 370DEF_FORMAT_ATTRIBUTE_NOTHROW(STRFMON,3,3_4) 371#undef DEF_FORMAT_ATTRIBUTE 372#undef DEF_FORMAT_ATTRIBUTE_NOTHROW 373#undef DEF_FORMAT_ATTRIBUTE_BOTH 374 375/* Transactional memory variants of the above. */ 376 377DEF_ATTR_TREE_LIST (ATTR_TM_NOTHROW_LIST, 378 ATTR_TM_REGPARM, ATTR_NULL, ATTR_NOTHROW_LIST) 379DEF_ATTR_TREE_LIST (ATTR_TM_TMPURE_NOTHROW_LIST, 380 ATTR_TM_TMPURE, ATTR_NULL, ATTR_TM_NOTHROW_LIST) 381DEF_ATTR_TREE_LIST (ATTR_TM_PURE_TMPURE_NOTHROW_LIST, 382 ATTR_PURE, ATTR_NULL, ATTR_TM_TMPURE_NOTHROW_LIST) 383DEF_ATTR_TREE_LIST (ATTR_TM_NORETURN_NOTHROW_LIST, 384 ATTR_TM_REGPARM, ATTR_NULL, ATTR_NORETURN_NOTHROW_LIST) 385DEF_ATTR_TREE_LIST (ATTR_TM_CONST_NOTHROW_LIST, 386 ATTR_TM_REGPARM, ATTR_NULL, ATTR_CONST_NOTHROW_LIST) 387DEF_ATTR_TREE_LIST (ATTR_TM_NOTHROW_RT_LIST, 388 ATTR_RETURNS_TWICE, ATTR_NULL, ATTR_TM_NOTHROW_LIST) 389 390/* Same attributes used for BUILT_IN_MALLOC except with TM_PURE thrown in. */ 391DEF_ATTR_TREE_LIST (ATTR_TMPURE_MALLOC_NOTHROW_LIST, 392 ATTR_TM_TMPURE, ATTR_NULL, ATTR_MALLOC_NOTHROW_LIST) 393/* Same attributes used for BUILT_IN_FREE except with TM_PURE thrown in. */ 394DEF_ATTR_TREE_LIST (ATTR_TMPURE_NOTHROW_LIST, 395 ATTR_TM_TMPURE, ATTR_NULL, ATTR_NOTHROW_LIST) 396 397DEF_ATTR_TREE_LIST (ATTR_TMPURE_NOTHROW_LEAF_LIST, 398 ATTR_TM_TMPURE, ATTR_NULL, ATTR_NOTHROW_LEAF_LIST) 399DEF_ATTR_TREE_LIST (ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST, 400 ATTR_TM_TMPURE, ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST) 401DEF_ATTR_TREE_LIST (ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST, 402 ATTR_COLD, ATTR_NULL, 403 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST) 404 405/* Construct a tree for a format_arg attribute. */ 406#define DEF_FORMAT_ARG_ATTRIBUTE(FA) \ 407 DEF_ATTR_TREE_LIST (ATTR_FORMAT_ARG_##FA, ATTR_FORMAT_ARG, \ 408 ATTR_LIST_##FA, ATTR_NOTHROW_NONNULL_##FA) 409DEF_FORMAT_ARG_ATTRIBUTE(1) 410DEF_FORMAT_ARG_ATTRIBUTE(2) 411#undef DEF_FORMAT_ARG_ATTRIBUTE 412 413