-/* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2015 Free Software Foundation, Inc.
Contributed by Joseph Myers <jsm28@cam.ac.uk>.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
/* This header provides a declarative way of describing the attributes
that are applied to some functions by default.
DEF_ATTR_TREE_LIST (ENUM, PURPOSE, VALUE, CHAIN)
Constructs a TREE_LIST with given PURPOSE, VALUE and CHAIN (given
- as previous ENUM names).
-
- DEF_FN_ATTR (NAME, ATTRS, PREDICATE)
-
- Specifies that the function with name NAME (a previous ENUM for an
- IDENTIFIER_NODE) has attributes ATTRS (a previous ENUM) if
- PREDICATE is true. */
+ as previous ENUM names). */
DEF_ATTR_NULL_TREE (ATTR_NULL)
DEF_ATTR_FOR_INT (2)
DEF_ATTR_FOR_INT (3)
DEF_ATTR_FOR_INT (4)
+DEF_ATTR_FOR_INT (5)
+DEF_ATTR_FOR_INT (6)
#undef DEF_ATTR_FOR_INT
+/* Construct a tree for a given string and a list containing it. */
+#define DEF_ATTR_FOR_STRING(ENUM, VALUE) \
+ DEF_ATTR_STRING (ATTR_##ENUM, VALUE) \
+ DEF_ATTR_TREE_LIST (ATTR_LIST_##ENUM, ATTR_NULL, \
+ ATTR_##ENUM, ATTR_NULL)
+DEF_ATTR_FOR_STRING (STR1, "1")
+#undef DEF_ATTR_FOR_STRING
+
/* Construct a tree for a list of two integers. */
#define DEF_LIST_INT_INT(VALUE1, VALUE2) \
DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE1##_##VALUE2, ATTR_NULL, \
DEF_LIST_INT_INT (2,3)
DEF_LIST_INT_INT (3,0)
DEF_LIST_INT_INT (3,4)
+DEF_LIST_INT_INT (4,0)
+DEF_LIST_INT_INT (4,5)
+DEF_LIST_INT_INT (5,0)
+DEF_LIST_INT_INT (5,6)
#undef DEF_LIST_INT_INT
-/* Construct tress for identifiers. */
+/* Construct trees for identifiers. */
+DEF_ATTR_IDENT (ATTR_COLD, "cold")
DEF_ATTR_IDENT (ATTR_CONST, "const")
DEF_ATTR_IDENT (ATTR_FORMAT, "format")
DEF_ATTR_IDENT (ATTR_FORMAT_ARG, "format_arg")
DEF_ATTR_IDENT (ATTR_NONNULL, "nonnull")
DEF_ATTR_IDENT (ATTR_NORETURN, "noreturn")
DEF_ATTR_IDENT (ATTR_NOTHROW, "nothrow")
+DEF_ATTR_IDENT (ATTR_LEAF, "leaf")
+DEF_ATTR_IDENT (ATTR_FNSPEC, "fn spec")
DEF_ATTR_IDENT (ATTR_PRINTF, "printf")
DEF_ATTR_IDENT (ATTR_ASM_FPRINTF, "asm_fprintf")
DEF_ATTR_IDENT (ATTR_GCC_DIAG, "gcc_diag")
DEF_ATTR_IDENT (ATTR_GCC_CDIAG, "gcc_cdiag")
DEF_ATTR_IDENT (ATTR_GCC_CXXDIAG, "gcc_cxxdiag")
DEF_ATTR_IDENT (ATTR_PURE, "pure")
+DEF_ATTR_IDENT (ATTR_NOVOPS, "no vops")
DEF_ATTR_IDENT (ATTR_SCANF, "scanf")
+DEF_ATTR_IDENT (ATTR_SENTINEL, "sentinel")
DEF_ATTR_IDENT (ATTR_STRFMON, "strfmon")
DEF_ATTR_IDENT (ATTR_STRFTIME, "strftime")
+DEF_ATTR_IDENT (ATTR_TYPEGENERIC, "type generic")
+DEF_ATTR_IDENT (ATTR_TM_REGPARM, "*tm regparm")
+DEF_ATTR_IDENT (ATTR_TM_TMPURE, "transaction_pure")
+DEF_ATTR_IDENT (ATTR_RETURNS_TWICE, "returns_twice")
+
+DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LIST, ATTR_NOVOPS, ATTR_NULL, ATTR_NULL)
+
+DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOVOPS_LIST)
+
+DEF_ATTR_TREE_LIST (ATTR_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NULL)
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LIST, ATTR_NOTHROW, ATTR_NULL, ATTR_NULL)
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOTHROW_LIST)
+
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LIST, ATTR_CONST, \
ATTR_NULL, ATTR_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_CONST, \
+ ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LIST, ATTR_PURE, \
ATTR_NULL, ATTR_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LEAF_LIST, ATTR_PURE, \
+ ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LIST, ATTR_NORETURN, \
ATTR_NULL, ATTR_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LEAF_LIST, ATTR_NORETURN,\
+ ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_COLD_NOTHROW_LEAF_LIST, ATTR_COLD,\
+ ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_COLD_NORETURN_NOTHROW_LEAF_LIST, ATTR_COLD,\
+ ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST, ATTR_CONST,\
+ ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC, \
ATTR_NULL, ATTR_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_MALLOC, \
+ ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LIST, ATTR_SENTINEL, \
+ ATTR_NULL, ATTR_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LEAF_LIST, ATTR_SENTINEL, \
+ ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_COLD_CONST_NORETURN_NOTHROW_LEAF_LIST, ATTR_CONST,\
+ ATTR_NULL, ATTR_COLD_NORETURN_NOTHROW_LEAF_LIST)
+/* Functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_NONNULL_LIST, ATTR_NONNULL, ATTR_NULL, ATTR_NULL)
+/* Functions whose first parameter is a nonnull pointer. */
+DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL)
+/* Functions whose second parameter is a nonnull pointer. */
+DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, ATTR_NULL)
+/* Functions whose third parameter is a nonnull pointer. */
+DEF_ATTR_TREE_LIST (ATTR_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, ATTR_NULL)
+/* Nothrow functions with the sentinel(1) attribute. */
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_SENTINEL_1, ATTR_SENTINEL, ATTR_LIST_1, \
+ ATTR_NOTHROW_LIST)
+/* Nothrow functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL, ATTR_NONNULL, ATTR_NULL, \
+ ATTR_NOTHROW_LIST)
+/* Nothrow leaf functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_LEAF, ATTR_NONNULL, ATTR_NULL, \
+ ATTR_NOTHROW_LEAF_LIST)
+/* Nothrow functions whose first parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, \
ATTR_NOTHROW_LIST)
+/* Nothrow functions whose second parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, \
ATTR_NOTHROW_LIST)
+/* Nothrow functions whose third parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, \
ATTR_NOTHROW_LIST)
-/* Nothrow functions whose first and second parameters are nonnull pointers. */
-DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_2, ATTR_NONNULL, ATTR_LIST_2, \
- ATTR_NOTHROW_NONNULL_1)
-/* Nothrow functions whose first and fourth parameters are nonnull pointers. */
-DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1_4, ATTR_NONNULL, ATTR_LIST_4, \
- ATTR_NOTHROW_NONNULL_1)
-/* Nothrow const functions whose first parameter is a nonnull pointer. */
-DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL_1, ATTR_CONST, ATTR_NULL, \
- ATTR_NOTHROW_NONNULL_1)
-/* Nothrow pure functions whose first parameter is a nonnull pointer. */
-DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE, ATTR_NULL, \
- ATTR_NOTHROW_NONNULL_1)
-/* Nothrow pure functions whose first and second parameters are nonnull pointers. */
-DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL_1_2, ATTR_PURE, ATTR_NULL, \
- ATTR_NOTHROW_NONNULL_1_2)
-/* Nothrow malloc functions whose first parameter is a nonnull pointer. */
-DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL_1, ATTR_MALLOC, ATTR_NULL, \
- ATTR_NOTHROW_NONNULL_1)
+/* Nothrow functions whose fourth parameter is a nonnull pointer. */
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_4, ATTR_NONNULL, ATTR_LIST_4, \
+ ATTR_NOTHROW_LIST)
+/* Nothrow functions whose fifth parameter is a nonnull pointer. */
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_5, ATTR_NONNULL, ATTR_LIST_5, \
+ ATTR_NOTHROW_LIST)
+/* Nothrow leaf functions which are type-generic. */
+DEF_ATTR_TREE_LIST (ATTR_NOTHROW_TYPEGENERIC_LEAF, ATTR_TYPEGENERIC, ATTR_NULL, \
+ ATTR_NOTHROW_LEAF_LIST)
+/* Nothrow const functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL, ATTR_CONST, ATTR_NULL, \
+ ATTR_NOTHROW_NONNULL)
+/* Nothrow leaf functions whose pointer parameter(s) are all nonnull,
+ and which return their first argument. */
+DEF_ATTR_TREE_LIST (ATTR_RET1_NOTHROW_NONNULL_LEAF, ATTR_FNSPEC, ATTR_LIST_STR1, \
+ ATTR_NOTHROW_NONNULL_LEAF)
+/* Nothrow const leaf functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL_LEAF, ATTR_CONST, ATTR_NULL, \
+ ATTR_NOTHROW_NONNULL_LEAF)
+/* Nothrow const functions which are type-generic. */
+DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_TYPEGENERIC, ATTR_TYPEGENERIC, ATTR_NULL, \
+ ATTR_CONST_NOTHROW_LIST)
+/* Nothrow const leaf functions which are type-generic. */
+DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_TYPEGENERIC_LEAF, ATTR_TYPEGENERIC, ATTR_NULL, \
+ ATTR_CONST_NOTHROW_LEAF_LIST)
+/* Nothrow pure functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL, ATTR_PURE, ATTR_NULL, \
+ ATTR_NOTHROW_NONNULL)
+/* Nothrow pure leaf functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL_LEAF, ATTR_PURE, ATTR_NULL, \
+ ATTR_NOTHROW_NONNULL_LEAF)
+/* Nothrow malloc functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \
+ ATTR_NOTHROW_NONNULL)
+/* Nothrow malloc leaf functions whose pointer parameter(s) are all nonnull. */
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL_LEAF, ATTR_MALLOC, ATTR_NULL, \
+ ATTR_NOTHROW_NONNULL_LEAF)
/* Construct a tree for a format attribute. */
#define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES) \
DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
ATTR_##TYPE, ATTR_LIST_##VALUES) \
DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \
+ ATTR_##TYPE##_##VALUES, ATTR_NONNULL_##FA)
+#define DEF_FORMAT_ATTRIBUTE_NOTHROW(TYPE, FA, VALUES) \
+ DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
+ ATTR_##TYPE, ATTR_LIST_##VALUES) \
+ DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_NOTHROW_##VALUES, ATTR_FORMAT,\
+ ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA)
+#define DEF_FORMAT_ATTRIBUTE_BOTH(TYPE, FA, VALUES) \
+ DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
+ ATTR_##TYPE, ATTR_LIST_##VALUES) \
+ DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \
+ ATTR_##TYPE##_##VALUES, ATTR_NONNULL_##FA) \
+ DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_NOTHROW_##VALUES, ATTR_FORMAT,\
ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA)
DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_0)
DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_2)
-DEF_FORMAT_ATTRIBUTE(PRINTF,2,2_0)
-DEF_FORMAT_ATTRIBUTE(PRINTF,2,2_3)
-DEF_FORMAT_ATTRIBUTE(PRINTF,3,3_0)
-DEF_FORMAT_ATTRIBUTE(PRINTF,3,3_4)
+DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,2,2_0)
+DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,2,2_3)
+DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,3,3_0)
+DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,3,3_4)
+DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,4,4_0)
+DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,4,4_5)
+DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,5,5_0)
+DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,5,5_6)
DEF_FORMAT_ATTRIBUTE(SCANF,1,1_0)
DEF_FORMAT_ATTRIBUTE(SCANF,1,1_2)
-DEF_FORMAT_ATTRIBUTE(SCANF,2,2_0)
-DEF_FORMAT_ATTRIBUTE(SCANF,2,2_3)
-DEF_FORMAT_ATTRIBUTE(STRFTIME,3,3_0)
-DEF_FORMAT_ATTRIBUTE(STRFMON,3,3_4)
+DEF_FORMAT_ATTRIBUTE_BOTH(SCANF,2,2_0)
+DEF_FORMAT_ATTRIBUTE_BOTH(SCANF,2,2_3)
+DEF_FORMAT_ATTRIBUTE_NOTHROW(STRFTIME,3,3_0)
+DEF_FORMAT_ATTRIBUTE_NOTHROW(STRFMON,3,3_4)
#undef DEF_FORMAT_ATTRIBUTE
+#undef DEF_FORMAT_ATTRIBUTE_NOTHROW
+#undef DEF_FORMAT_ATTRIBUTE_BOTH
+
+/* Transactional memory variants of the above. */
+
+DEF_ATTR_TREE_LIST (ATTR_TM_NOTHROW_LIST,
+ ATTR_TM_REGPARM, ATTR_NULL, ATTR_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_TM_TMPURE_NOTHROW_LIST,
+ ATTR_TM_TMPURE, ATTR_NULL, ATTR_TM_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_TM_PURE_TMPURE_NOTHROW_LIST,
+ ATTR_PURE, ATTR_NULL, ATTR_TM_TMPURE_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_TM_NORETURN_NOTHROW_LIST,
+ ATTR_TM_REGPARM, ATTR_NULL, ATTR_NORETURN_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_TM_CONST_NOTHROW_LIST,
+ ATTR_TM_REGPARM, ATTR_NULL, ATTR_CONST_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_TM_NOTHROW_RT_LIST,
+ ATTR_RETURNS_TWICE, ATTR_NULL, ATTR_TM_NOTHROW_LIST)
+
+/* Same attributes used for BUILT_IN_MALLOC except with TM_PURE thrown in. */
+DEF_ATTR_TREE_LIST (ATTR_TMPURE_MALLOC_NOTHROW_LIST,
+ ATTR_TM_TMPURE, ATTR_NULL, ATTR_MALLOC_NOTHROW_LIST)
+/* Same attributes used for BUILT_IN_FREE except with TM_PURE thrown in. */
+DEF_ATTR_TREE_LIST (ATTR_TMPURE_NOTHROW_LIST,
+ ATTR_TM_TMPURE, ATTR_NULL, ATTR_NOTHROW_LIST)
+
+DEF_ATTR_TREE_LIST (ATTR_TMPURE_NOTHROW_LEAF_LIST,
+ ATTR_TM_TMPURE, ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST,
+ ATTR_TM_TMPURE, ATTR_NULL, ATTR_NORETURN_NOTHROW_LEAF_LIST)
/* Construct a tree for a format_arg attribute. */
#define DEF_FORMAT_ARG_ATTRIBUTE(FA) \
DEF_FORMAT_ARG_ATTRIBUTE(2)
#undef DEF_FORMAT_ARG_ATTRIBUTE
-/* Define an attribute for a function, along with the IDENTIFIER_NODE. */
-#define DEF_FN_ATTR_IDENT(NAME, ATTRS, PREDICATE) \
- DEF_ATTR_IDENT (ATTR_##NAME, #NAME) \
- DEF_FN_ATTR (ATTR_##NAME, ATTRS, PREDICATE)
-
-/* The ISO C functions are always checked (whether <stdio.h> is
- included or not), since it is common to call printf without
- including <stdio.h>. There shouldn't be a problem with this,
- since ISO C reserves these function names whether you include the
- header file or not. In any case, the checking is harmless. With
- -ffreestanding, these default attributes are disabled, and must be
- specified manually if desired. */
-
-/* Functions from ISO/IEC 9899:1990. */
-#define DEF_C89_ATTR(NAME, ATTRS) DEF_FN_ATTR_IDENT (NAME, ATTRS, flag_hosted)
-DEF_C89_ATTR (fscanf, ATTR_FORMAT_SCANF_2_3)
-DEF_C89_ATTR (vfprintf, ATTR_FORMAT_PRINTF_2_0)
-DEF_C89_ATTR (strftime, ATTR_FORMAT_STRFTIME_3_0)
-#undef DEF_C89_ATTR
-
-/* ISO C99 adds the snprintf and vscanf family functions. */
-#define DEF_C99_ATTR(NAME, ATTRS) \
- DEF_FN_ATTR_IDENT (NAME, ATTRS, \
- (flag_hosted \
- && (flag_isoc99 || flag_noniso_default_format_attributes)))
-DEF_C99_ATTR (vfscanf, ATTR_FORMAT_SCANF_2_0)
-#undef DEF_C99_ATTR
-
-/* Functions not in any version of ISO C. */
-#define DEF_EXT_ATTR(NAME, ATTRS) \
- DEF_FN_ATTR_IDENT (NAME, ATTRS, \
- flag_hosted && flag_noniso_default_format_attributes)
-/* Uniforum/GNU gettext functions. */
-DEF_EXT_ATTR (gettext, ATTR_FORMAT_ARG_1)
-DEF_EXT_ATTR (dgettext, ATTR_FORMAT_ARG_2)
-DEF_EXT_ATTR (dcgettext, ATTR_FORMAT_ARG_2)
-/* X/Open strfmon function. */
-DEF_EXT_ATTR (strfmon, ATTR_FORMAT_STRFMON_3_4)
-#undef DEF_EXT_ATTR
-#undef DEF_FN_ATTR_IDENT