523 lines
21 KiB
Diff
523 lines
21 KiB
Diff
diff -up octave-6.4.0/libgnu/cdefs.h.gcc12 octave-6.4.0/libgnu/cdefs.h
|
|
--- octave-6.4.0/libgnu/cdefs.h.gcc12 2021-10-30 08:20:24.000000000 -0600
|
|
+++ octave-6.4.0/libgnu/cdefs.h 2022-02-06 20:12:24.245448459 -0700
|
|
@@ -1,17 +1,18 @@
|
|
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
|
|
+/* Copyright (C) 1992-2022 Free Software Foundation, Inc.
|
|
+ Copyright The GNU Toolchain Authors.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
- modify it under the terms of the GNU General Public
|
|
+ modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
- version 3 of the License, or (at your option) any later version.
|
|
+ version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
- General Public License for more details.
|
|
+ Lesser General Public License for more details.
|
|
|
|
- You should have received a copy of the GNU General Public
|
|
+ You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
@@ -25,7 +26,7 @@
|
|
|
|
/* The GNU libc does not support any K&R compilers or the traditional mode
|
|
of ISO C compilers anymore. Check for some of the combinations not
|
|
- anymore supported. */
|
|
+ supported anymore. */
|
|
#if defined __GNUC__ && !defined __STDC__
|
|
# error "You need a ISO C conforming compiler to use the glibc headers"
|
|
#endif
|
|
@@ -34,31 +35,26 @@
|
|
#undef __P
|
|
#undef __PMT
|
|
|
|
-/* Compilers that are not clang may object to
|
|
- #if defined __clang__ && __has_attribute(...)
|
|
- even though they do not need to evaluate the right-hand side of the &&. */
|
|
-#if defined __clang__ && defined __has_attribute
|
|
-# define __glibc_clang_has_attribute(name) __has_attribute (name)
|
|
+/* Compilers that lack __has_attribute may object to
|
|
+ #if defined __has_attribute && __has_attribute (...)
|
|
+ even though they do not need to evaluate the right-hand side of the &&.
|
|
+ Similarly for __has_builtin, etc. */
|
|
+#if (defined __has_attribute \
|
|
+ && (!defined __clang_minor__ \
|
|
+ || 3 < __clang_major__ + (5 <= __clang_minor__)))
|
|
+# define __glibc_has_attribute(attr) __has_attribute (attr)
|
|
+#else
|
|
+# define __glibc_has_attribute(attr) 0
|
|
+#endif
|
|
+#ifdef __has_builtin
|
|
+# define __glibc_has_builtin(name) __has_builtin (name)
|
|
#else
|
|
-# define __glibc_clang_has_attribute(name) 0
|
|
+# define __glibc_has_builtin(name) 0
|
|
#endif
|
|
-
|
|
-/* Compilers that are not clang may object to
|
|
- #if defined __clang__ && __has_builtin(...)
|
|
- even though they do not need to evaluate the right-hand side of the &&. */
|
|
-#if defined __clang__ && defined __has_builtin
|
|
-# define __glibc_clang_has_builtin(name) __has_builtin (name)
|
|
-#else
|
|
-# define __glibc_clang_has_builtin(name) 0
|
|
-#endif
|
|
-
|
|
-/* Compilers that are not clang may object to
|
|
- #if defined __clang__ && __has_extension(...)
|
|
- even though they do not need to evaluate the right-hand side of the &&. */
|
|
-#if defined __clang__ && defined __has_extension
|
|
-# define __glibc_clang_has_extension(ext) __has_extension (ext)
|
|
+#ifdef __has_extension
|
|
+# define __glibc_has_extension(ext) __has_extension (ext)
|
|
#else
|
|
-# define __glibc_clang_has_extension(ext) 0
|
|
+# define __glibc_has_extension(ext) 0
|
|
#endif
|
|
|
|
#if defined __GNUC__ || defined __clang__
|
|
@@ -74,22 +70,26 @@
|
|
# endif
|
|
|
|
/* GCC can always grok prototypes. For C++ programs we add throw()
|
|
- to help it optimize the function calls. But this works only with
|
|
+ to help it optimize the function calls. But this only works with
|
|
gcc 2.8.x and egcs. For gcc 3.4 and up we even mark C functions
|
|
as non-throwing using a function attribute since programs can use
|
|
the -fexceptions options for C code as well. */
|
|
# if !defined __cplusplus \
|
|
- && (__GNUC_PREREQ (3, 4) || __glibc_clang_has_attribute (__nothrow__))
|
|
+ && (__GNUC_PREREQ (3, 4) || __glibc_has_attribute (__nothrow__))
|
|
# define __THROW __attribute__ ((__nothrow__ __LEAF))
|
|
# define __THROWNL __attribute__ ((__nothrow__))
|
|
# define __NTH(fct) __attribute__ ((__nothrow__ __LEAF)) fct
|
|
# define __NTHNL(fct) __attribute__ ((__nothrow__)) fct
|
|
# else
|
|
# if defined __cplusplus && (__GNUC_PREREQ (2,8) || __clang_major >= 4)
|
|
-# define __THROW throw ()
|
|
-# define __THROWNL throw ()
|
|
-# define __NTH(fct) __LEAF_ATTR fct throw ()
|
|
-# define __NTHNL(fct) fct throw ()
|
|
+# if __cplusplus >= 201103L
|
|
+# define __THROW noexcept (true)
|
|
+# else
|
|
+# define __THROW throw ()
|
|
+# endif
|
|
+# define __THROWNL __THROW
|
|
+# define __NTH(fct) __LEAF_ATTR fct __THROW
|
|
+# define __NTHNL(fct) fct __THROW
|
|
# else
|
|
# define __THROW
|
|
# define __THROWNL
|
|
@@ -142,24 +142,68 @@
|
|
#define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1)
|
|
#define __bos0(ptr) __builtin_object_size (ptr, 0)
|
|
|
|
+/* Use __builtin_dynamic_object_size at _FORTIFY_SOURCE=3 when available. */
|
|
+#if __USE_FORTIFY_LEVEL == 3 && (__glibc_clang_prereq (9, 0) \
|
|
+ || __GNUC_PREREQ (12, 0))
|
|
+# define __glibc_objsize0(__o) __builtin_dynamic_object_size (__o, 0)
|
|
+# define __glibc_objsize(__o) __builtin_dynamic_object_size (__o, 1)
|
|
+#else
|
|
+# define __glibc_objsize0(__o) __bos0 (__o)
|
|
+# define __glibc_objsize(__o) __bos (__o)
|
|
+#endif
|
|
+
|
|
+/* Compile time conditions to choose between the regular, _chk and _chk_warn
|
|
+ variants. These conditions should get evaluated to constant and optimized
|
|
+ away. */
|
|
+
|
|
+#define __glibc_safe_len_cond(__l, __s, __osz) ((__l) <= (__osz) / (__s))
|
|
+#define __glibc_unsigned_or_positive(__l) \
|
|
+ ((__typeof (__l)) 0 < (__typeof (__l)) -1 \
|
|
+ || (__builtin_constant_p (__l) && (__l) > 0))
|
|
+
|
|
+/* Length is known to be safe at compile time if the __L * __S <= __OBJSZ
|
|
+ condition can be folded to a constant and if it is true. The -1 check is
|
|
+ redundant because since it implies that __glibc_safe_len_cond is true. */
|
|
+#define __glibc_safe_or_unknown_len(__l, __s, __osz) \
|
|
+ (__glibc_unsigned_or_positive (__l) \
|
|
+ && __builtin_constant_p (__glibc_safe_len_cond ((__SIZE_TYPE__) (__l), \
|
|
+ __s, __osz)) \
|
|
+ && __glibc_safe_len_cond ((__SIZE_TYPE__) (__l), __s, __osz))
|
|
+
|
|
+/* Conversely, we know at compile time that the length is unsafe if the
|
|
+ __L * __S <= __OBJSZ condition can be folded to a constant and if it is
|
|
+ false. */
|
|
+#define __glibc_unsafe_len(__l, __s, __osz) \
|
|
+ (__glibc_unsigned_or_positive (__l) \
|
|
+ && __builtin_constant_p (__glibc_safe_len_cond ((__SIZE_TYPE__) (__l), \
|
|
+ __s, __osz)) \
|
|
+ && !__glibc_safe_len_cond ((__SIZE_TYPE__) (__l), __s, __osz))
|
|
+
|
|
+/* Fortify function f. __f_alias, __f_chk and __f_chk_warn must be
|
|
+ declared. */
|
|
+
|
|
+#define __glibc_fortify(f, __l, __s, __osz, ...) \
|
|
+ (__glibc_safe_or_unknown_len (__l, __s, __osz) \
|
|
+ ? __ ## f ## _alias (__VA_ARGS__) \
|
|
+ : (__glibc_unsafe_len (__l, __s, __osz) \
|
|
+ ? __ ## f ## _chk_warn (__VA_ARGS__, __osz) \
|
|
+ : __ ## f ## _chk (__VA_ARGS__, __osz))) \
|
|
+
|
|
+/* Fortify function f, where object size argument passed to f is the number of
|
|
+ elements and not total size. */
|
|
+
|
|
+#define __glibc_fortify_n(f, __l, __s, __osz, ...) \
|
|
+ (__glibc_safe_or_unknown_len (__l, __s, __osz) \
|
|
+ ? __ ## f ## _alias (__VA_ARGS__) \
|
|
+ : (__glibc_unsafe_len (__l, __s, __osz) \
|
|
+ ? __ ## f ## _chk_warn (__VA_ARGS__, (__osz) / (__s)) \
|
|
+ : __ ## f ## _chk (__VA_ARGS__, (__osz) / (__s)))) \
|
|
+
|
|
#if __GNUC_PREREQ (4,3)
|
|
-# define __warndecl(name, msg) \
|
|
- extern void name (void) __attribute__((__warning__ (msg)))
|
|
# define __warnattr(msg) __attribute__((__warning__ (msg)))
|
|
# define __errordecl(name, msg) \
|
|
extern void name (void) __attribute__((__error__ (msg)))
|
|
-#elif __glibc_clang_has_attribute (__diagnose_if__) && 0
|
|
-/* These definitions are not enabled, because they produce bogus warnings
|
|
- in the glibc Fortify functions. These functions are written in a style
|
|
- that works with GCC. In order to work with clang, these functions would
|
|
- need to be modified. */
|
|
-# define __warndecl(name, msg) \
|
|
- extern void name (void) __attribute__((__diagnose_if__ (1, msg, "warning")))
|
|
-# define __warnattr(msg) __attribute__((__diagnose_if__ (1, msg, "warning")))
|
|
-# define __errordecl(name, msg) \
|
|
- extern void name (void) __attribute__((__diagnose_if__ (1, msg, "error")))
|
|
#else
|
|
-# define __warndecl(name, msg) extern void name (void)
|
|
# define __warnattr(msg)
|
|
# define __errordecl(name, msg) extern void name (void)
|
|
#endif
|
|
@@ -233,7 +277,7 @@
|
|
/* At some point during the gcc 2.96 development the `malloc' attribute
|
|
for functions was introduced. We don't want to use it unconditionally
|
|
(although this would be possible) since it generates warnings. */
|
|
-#if __GNUC_PREREQ (2,96) || __glibc_clang_has_attribute (__malloc__)
|
|
+#if __GNUC_PREREQ (2,96) || __glibc_has_attribute (__malloc__)
|
|
# define __attribute_malloc__ __attribute__ ((__malloc__))
|
|
#else
|
|
# define __attribute_malloc__ /* Ignore */
|
|
@@ -248,26 +292,41 @@
|
|
# define __attribute_alloc_size__(params) /* Ignore. */
|
|
#endif
|
|
|
|
+/* Tell the compiler which argument to an allocation function
|
|
+ indicates the alignment of the allocation. */
|
|
+#if __GNUC_PREREQ (4, 9) || __glibc_has_attribute (__alloc_align__)
|
|
+# define __attribute_alloc_align__(param) \
|
|
+ __attribute__ ((__alloc_align__ param))
|
|
+#else
|
|
+# define __attribute_alloc_align__(param) /* Ignore. */
|
|
+#endif
|
|
+
|
|
/* At some point during the gcc 2.96 development the `pure' attribute
|
|
for functions was introduced. We don't want to use it unconditionally
|
|
(although this would be possible) since it generates warnings. */
|
|
-#if __GNUC_PREREQ (2,96) || __glibc_clang_has_attribute (__pure__)
|
|
+#if __GNUC_PREREQ (2,96) || __glibc_has_attribute (__pure__)
|
|
# define __attribute_pure__ __attribute__ ((__pure__))
|
|
#else
|
|
# define __attribute_pure__ /* Ignore */
|
|
#endif
|
|
|
|
/* This declaration tells the compiler that the value is constant. */
|
|
-#if __GNUC_PREREQ (2,5) || __glibc_clang_has_attribute (__const__)
|
|
+#if __GNUC_PREREQ (2,5) || __glibc_has_attribute (__const__)
|
|
# define __attribute_const__ __attribute__ ((__const__))
|
|
#else
|
|
# define __attribute_const__ /* Ignore */
|
|
#endif
|
|
|
|
+#if __GNUC_PREREQ (2,7) || __glibc_has_attribute (__unused__)
|
|
+# define __attribute_maybe_unused__ __attribute__ ((__unused__))
|
|
+#else
|
|
+# define __attribute_maybe_unused__ /* Ignore */
|
|
+#endif
|
|
+
|
|
/* At some point during the gcc 3.1 development the `used' attribute
|
|
for functions was introduced. We don't want to use it unconditionally
|
|
(although this would be possible) since it generates warnings. */
|
|
-#if __GNUC_PREREQ (3,1) || __glibc_clang_has_attribute (__used__)
|
|
+#if __GNUC_PREREQ (3,1) || __glibc_has_attribute (__used__)
|
|
# define __attribute_used__ __attribute__ ((__used__))
|
|
# define __attribute_noinline__ __attribute__ ((__noinline__))
|
|
#else
|
|
@@ -276,7 +335,7 @@
|
|
#endif
|
|
|
|
/* Since version 3.2, gcc allows marking deprecated functions. */
|
|
-#if __GNUC_PREREQ (3,2) || __glibc_clang_has_attribute (__deprecated__)
|
|
+#if __GNUC_PREREQ (3,2) || __glibc_has_attribute (__deprecated__)
|
|
# define __attribute_deprecated__ __attribute__ ((__deprecated__))
|
|
#else
|
|
# define __attribute_deprecated__ /* Ignore */
|
|
@@ -285,8 +344,8 @@
|
|
/* Since version 4.5, gcc also allows one to specify the message printed
|
|
when a deprecated function is used. clang claims to be gcc 4.2, but
|
|
may also support this feature. */
|
|
-#if __GNUC_PREREQ (4,5) || \
|
|
- __glibc_clang_has_extension (__attribute_deprecated_with_message__)
|
|
+#if __GNUC_PREREQ (4,5) \
|
|
+ || __glibc_has_extension (__attribute_deprecated_with_message__)
|
|
# define __attribute_deprecated_msg__(msg) \
|
|
__attribute__ ((__deprecated__ (msg)))
|
|
#else
|
|
@@ -299,7 +358,7 @@
|
|
If several `format_arg' attributes are given for the same function, in
|
|
gcc-3.0 and older, all but the last one are ignored. In newer gccs,
|
|
all designated arguments are considered. */
|
|
-#if __GNUC_PREREQ (2,8) || __glibc_clang_has_attribute (__format_arg__)
|
|
+#if __GNUC_PREREQ (2,8) || __glibc_has_attribute (__format_arg__)
|
|
# define __attribute_format_arg__(x) __attribute__ ((__format_arg__ (x)))
|
|
#else
|
|
# define __attribute_format_arg__(x) /* Ignore */
|
|
@@ -309,7 +368,7 @@
|
|
attribute for functions was introduced. We don't want to use it
|
|
unconditionally (although this would be possible) since it
|
|
generates warnings. */
|
|
-#if __GNUC_PREREQ (2,97) || __glibc_clang_has_attribute (__format__)
|
|
+#if __GNUC_PREREQ (2,97) || __glibc_has_attribute (__format__)
|
|
# define __attribute_format_strfmon__(a,b) \
|
|
__attribute__ ((__format__ (__strfmon__, a, b)))
|
|
#else
|
|
@@ -317,19 +376,33 @@
|
|
#endif
|
|
|
|
/* The nonnull function attribute marks pointer parameters that
|
|
- must not be NULL. Do not define __nonnull if it is already defined,
|
|
- for portability when this file is used in Gnulib. */
|
|
+ must not be NULL. This has the name __nonnull in glibc,
|
|
+ and __attribute_nonnull__ in files shared with Gnulib to avoid
|
|
+ collision with a different __nonnull in DragonFlyBSD 5.9. */
|
|
+#ifndef __attribute_nonnull__
|
|
+# if __GNUC_PREREQ (3,3) || __glibc_has_attribute (__nonnull__)
|
|
+# define __attribute_nonnull__(params) __attribute__ ((__nonnull__ params))
|
|
+# else
|
|
+# define __attribute_nonnull__(params)
|
|
+# endif
|
|
+#endif
|
|
#ifndef __nonnull
|
|
-# if __GNUC_PREREQ (3,3) || __glibc_clang_has_attribute (__nonnull__)
|
|
-# define __nonnull(params) __attribute__ ((__nonnull__ params))
|
|
+# define __nonnull(params) __attribute_nonnull__ (params)
|
|
+#endif
|
|
+
|
|
+/* The returns_nonnull function attribute marks the return type of the function
|
|
+ as always being non-null. */
|
|
+#ifndef __returns_nonnull
|
|
+# if __GNUC_PREREQ (4, 9) || __glibc_has_attribute (__returns_nonnull__)
|
|
+# define __returns_nonnull __attribute__ ((__returns_nonnull__))
|
|
# else
|
|
-# define __nonnull(params)
|
|
+# define __returns_nonnull
|
|
# endif
|
|
#endif
|
|
|
|
/* If fortification mode, we warn about unused results of certain
|
|
function calls which can lead to problems. */
|
|
-#if __GNUC_PREREQ (3,4) || __glibc_clang_has_attribute (__warn_unused_result__)
|
|
+#if __GNUC_PREREQ (3,4) || __glibc_has_attribute (__warn_unused_result__)
|
|
# define __attribute_warn_unused_result__ \
|
|
__attribute__ ((__warn_unused_result__))
|
|
# if defined __USE_FORTIFY_LEVEL && __USE_FORTIFY_LEVEL > 0
|
|
@@ -343,7 +416,7 @@
|
|
#endif
|
|
|
|
/* Forces a function to be always inlined. */
|
|
-#if __GNUC_PREREQ (3,2) || __glibc_clang_has_attribute (__always_inline__)
|
|
+#if __GNUC_PREREQ (3,2) || __glibc_has_attribute (__always_inline__)
|
|
/* The Linux kernel defines __always_inline in stddef.h (283d7573), and
|
|
it conflicts with this definition. Therefore undefine it first to
|
|
allow either header to be included first. */
|
|
@@ -356,7 +429,7 @@
|
|
|
|
/* Associate error messages with the source location of the call site rather
|
|
than with the source location inside the function. */
|
|
-#if __GNUC_PREREQ (4,3) || __glibc_clang_has_attribute (__artificial__)
|
|
+#if __GNUC_PREREQ (4,3) || __glibc_has_attribute (__artificial__)
|
|
# define __attribute_artificial__ __attribute__ ((__artificial__))
|
|
#else
|
|
# define __attribute_artificial__ /* Ignore */
|
|
@@ -433,7 +506,7 @@
|
|
# endif
|
|
#endif
|
|
|
|
-#if (__GNUC__ >= 3) || __glibc_clang_has_builtin (__builtin_expect)
|
|
+#if (__GNUC__ >= 3) || __glibc_has_builtin (__builtin_expect)
|
|
# define __glibc_unlikely(cond) __builtin_expect ((cond), 0)
|
|
# define __glibc_likely(cond) __builtin_expect ((cond), 1)
|
|
#else
|
|
@@ -441,12 +514,6 @@
|
|
# define __glibc_likely(cond) (cond)
|
|
#endif
|
|
|
|
-#ifdef __has_attribute
|
|
-# define __glibc_has_attribute(attr) __has_attribute (attr)
|
|
-#else
|
|
-# define __glibc_has_attribute(attr) 0
|
|
-#endif
|
|
-
|
|
#if (!defined _Noreturn \
|
|
&& (defined __STDC_VERSION__ ? __STDC_VERSION__ : 0) < 201112 \
|
|
&& !(__GNUC_PREREQ (4,7) \
|
|
@@ -467,6 +534,16 @@
|
|
# define __attribute_nonstring__
|
|
#endif
|
|
|
|
+/* Undefine (also defined in libc-symbols.h). */
|
|
+#undef __attribute_copy__
|
|
+#if __GNUC_PREREQ (9, 0)
|
|
+/* Copies attributes from the declaration or type referenced by
|
|
+ the argument. */
|
|
+# define __attribute_copy__(arg) __attribute__ ((__copy__ (arg)))
|
|
+#else
|
|
+# define __attribute_copy__(arg)
|
|
+#endif
|
|
+
|
|
#if (!defined _Static_assert && !defined __cplusplus \
|
|
&& (defined __STDC_VERSION__ ? __STDC_VERSION__ : 0) < 201112 \
|
|
&& (!(__GNUC_PREREQ (4, 6) || __clang_major__ >= 4) \
|
|
@@ -476,14 +553,44 @@
|
|
[!!sizeof (struct { int __error_if_negative: (expr) ? 2 : -1; })]
|
|
#endif
|
|
|
|
-/* The #ifndef lets Gnulib avoid including these on non-glibc
|
|
- platforms, where the includes typically do not exist. */
|
|
-#ifndef __WORDSIZE
|
|
+/* Gnulib avoids including these, as they don't work on non-glibc or
|
|
+ older glibc platforms. */
|
|
+#ifndef __GNULIB_CDEFS
|
|
# include <bits/wordsize.h>
|
|
# include <bits/long-double.h>
|
|
#endif
|
|
|
|
-#if defined __LONG_DOUBLE_MATH_OPTIONAL && defined __NO_LONG_DOUBLE_MATH
|
|
+#if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
|
|
+# ifdef __REDIRECT
|
|
+
|
|
+/* Alias name defined automatically. */
|
|
+# define __LDBL_REDIR(name, proto) ... unused__ldbl_redir
|
|
+# define __LDBL_REDIR_DECL(name) \
|
|
+ extern __typeof (name) name __asm (__ASMNAME ("__" #name "ieee128"));
|
|
+
|
|
+/* Alias name defined automatically, with leading underscores. */
|
|
+# define __LDBL_REDIR2_DECL(name) \
|
|
+ extern __typeof (__##name) __##name \
|
|
+ __asm (__ASMNAME ("__" #name "ieee128"));
|
|
+
|
|
+/* Alias name defined manually. */
|
|
+# define __LDBL_REDIR1(name, proto, alias) ... unused__ldbl_redir1
|
|
+# define __LDBL_REDIR1_DECL(name, alias) \
|
|
+ extern __typeof (name) name __asm (__ASMNAME (#alias));
|
|
+
|
|
+# define __LDBL_REDIR1_NTH(name, proto, alias) \
|
|
+ __REDIRECT_NTH (name, proto, alias)
|
|
+# define __REDIRECT_NTH_LDBL(name, proto, alias) \
|
|
+ __LDBL_REDIR1_NTH (name, proto, __##alias##ieee128)
|
|
+
|
|
+/* Unused. */
|
|
+# define __REDIRECT_LDBL(name, proto, alias) ... unused__redirect_ldbl
|
|
+# define __LDBL_REDIR_NTH(name, proto) ... unused__ldbl_redir_nth
|
|
+
|
|
+# else
|
|
+_Static_assert (0, "IEEE 128-bits long double requires redirection on this platform");
|
|
+# endif
|
|
+#elif defined __LONG_DOUBLE_MATH_OPTIONAL && defined __NO_LONG_DOUBLE_MATH
|
|
# define __LDBL_COMPAT 1
|
|
# ifdef __REDIRECT
|
|
# define __LDBL_REDIR1(name, proto, alias) __REDIRECT (name, proto, alias)
|
|
@@ -492,6 +599,8 @@
|
|
# define __LDBL_REDIR1_NTH(name, proto, alias) __REDIRECT_NTH (name, proto, alias)
|
|
# define __LDBL_REDIR_NTH(name, proto) \
|
|
__LDBL_REDIR1_NTH (name, proto, __nldbl_##name)
|
|
+# define __LDBL_REDIR2_DECL(name) \
|
|
+ extern __typeof (__##name) __##name __asm (__ASMNAME ("__nldbl___" #name));
|
|
# define __LDBL_REDIR1_DECL(name, alias) \
|
|
extern __typeof (name) name __asm (__ASMNAME (#alias));
|
|
# define __LDBL_REDIR_DECL(name) \
|
|
@@ -502,11 +611,13 @@
|
|
__LDBL_REDIR1_NTH (name, proto, __nldbl_##alias)
|
|
# endif
|
|
#endif
|
|
-#if !defined __LDBL_COMPAT || !defined __REDIRECT
|
|
+#if (!defined __LDBL_COMPAT && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0) \
|
|
+ || !defined __REDIRECT
|
|
# define __LDBL_REDIR1(name, proto, alias) name proto
|
|
# define __LDBL_REDIR(name, proto) name proto
|
|
# define __LDBL_REDIR1_NTH(name, proto, alias) name proto __THROW
|
|
# define __LDBL_REDIR_NTH(name, proto) name proto __THROW
|
|
+# define __LDBL_REDIR2_DECL(name)
|
|
# define __LDBL_REDIR_DECL(name)
|
|
# ifdef __REDIRECT
|
|
# define __REDIRECT_LDBL(name, proto, alias) __REDIRECT (name, proto, alias)
|
|
@@ -537,7 +648,7 @@
|
|
check is required to enable the use of generic selection. */
|
|
#if !defined __cplusplus \
|
|
&& (__GNUC_PREREQ (4, 9) \
|
|
- || __glibc_clang_has_extension (c_generic_selections) \
|
|
+ || __glibc_has_extension (c_generic_selections) \
|
|
|| (!defined __GNUC__ && defined __STDC_VERSION__ \
|
|
&& __STDC_VERSION__ >= 201112L))
|
|
# define __HAVE_GENERIC_SELECTION 1
|
|
@@ -545,4 +656,50 @@
|
|
# define __HAVE_GENERIC_SELECTION 0
|
|
#endif
|
|
|
|
+#if __GNUC_PREREQ (10, 0)
|
|
+/* Designates a 1-based positional argument ref-index of pointer type
|
|
+ that can be used to access size-index elements of the pointed-to
|
|
+ array according to access mode, or at least one element when
|
|
+ size-index is not provided:
|
|
+ access (access-mode, <ref-index> [, <size-index>]) */
|
|
+# define __attr_access(x) __attribute__ ((__access__ x))
|
|
+/* For _FORTIFY_SOURCE == 3 we use __builtin_dynamic_object_size, which may
|
|
+ use the access attribute to get object sizes from function definition
|
|
+ arguments, so we can't use them on functions we fortify. Drop the object
|
|
+ size hints for such functions. */
|
|
+# if __USE_FORTIFY_LEVEL == 3
|
|
+# define __fortified_attr_access(a, o, s) __attribute__ ((__access__ (a, o)))
|
|
+# else
|
|
+# define __fortified_attr_access(a, o, s) __attr_access ((a, o, s))
|
|
+# endif
|
|
+# if __GNUC_PREREQ (11, 0)
|
|
+# define __attr_access_none(argno) __attribute__ ((__access__ (__none__, argno)))
|
|
+# else
|
|
+# define __attr_access_none(argno)
|
|
+# endif
|
|
+#else
|
|
+# define __fortified_attr_access(a, o, s)
|
|
+# define __attr_access(x)
|
|
+# define __attr_access_none(argno)
|
|
+#endif
|
|
+
|
|
+#if __GNUC_PREREQ (11, 0)
|
|
+/* Designates dealloc as a function to call to deallocate objects
|
|
+ allocated by the declared function. */
|
|
+# define __attr_dealloc(dealloc, argno) \
|
|
+ __attribute__ ((__malloc__ (dealloc, argno)))
|
|
+# define __attr_dealloc_free __attr_dealloc (__builtin_free, 1)
|
|
+#else
|
|
+# define __attr_dealloc(dealloc, argno)
|
|
+# define __attr_dealloc_free
|
|
+#endif
|
|
+
|
|
+/* Specify that a function such as setjmp or vfork may return
|
|
+ twice. */
|
|
+#if __GNUC_PREREQ (4, 1)
|
|
+# define __attribute_returns_twice__ __attribute__ ((__returns_twice__))
|
|
+#else
|
|
+# define __attribute_returns_twice__ /* Ignore. */
|
|
+#endif
|
|
+
|
|
#endif /* sys/cdefs.h */
|