Update to 11.3.Rel1

11.3.rel1-x86_64-aarch64-none-linux-gnu-manifest.txt

@@ -0,0 +1,13 @@
+gmp_configure=--disable-maintainer-mode --disable-shared --prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools 
+mpfr_configure=--disable-maintainer-mode --disable-shared --prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-gmp=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools 
+mpc_configure=--disable-maintainer-mode --disable-shared --prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-gmp=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpfr=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools 
+isl_configure=--disable-maintainer-mode --disable-shared --prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-gmp-prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools 
+binutils_configure=--enable-64-bit-bfd --enable-targets=arm-none-eabi,aarch64_be-none-linux-gnu,aarch64_be-none-elf,aarch64-none-linux-gnu,aarch64-none-linux-gnu_ilp32,aarch64-none-elf --target=aarch64-none-linux-gnu --with-bugurl="https://bugs.linaro.org/" --enable-gold --enable-initfini-array --enable-plugins --disable-doc --disable-gdb --disable-gdbtk --disable-nls --disable-tui --disable-werror --without-gdb --without-python --without-x --prefix= --with-build-sysroot=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc --with-sysroot=/aarch64-none-linux-gnu/libc                
+gcc1_configure=--target=aarch64-none-linux-gnu --prefix= --with-sysroot=/aarch64-none-linux-gnu/libc --with-build-sysroot=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc --without-headers --with-newlib --with-bugurl="https://bugs.linaro.org/" --without-cloog --without-isl --disable-shared --disable-threads --disable-libatomic --disable-libsanitizer --disable-libssp --disable-libgomp --disable-libmudflap --disable-libquadmath --enable-checking=yes --enable-languages=c --with-gmp=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpfr=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpc=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --enable-fix-cortex-a53-843419
+gcc2_configure=--target=aarch64-none-linux-gnu --prefix= --with-sysroot=/aarch64-none-linux-gnu/libc --with-build-sysroot=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc --with-bugurl="https://bugs.linaro.org/" --enable-shared --disable-libatomic --without-cloog --without-isl --disable-libssp --disable-libgomp --disable-libmudflap --disable-libquadmath --enable-checking=yes --enable-languages=c --with-gmp=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpfr=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpc=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --enable-fix-cortex-a53-843419
+glibc_configure=--enable-shared --with-tls --disable-profile --disable-omitfp --disable-bounded --disable-sanity-checks --prefix=/usr --with-headers=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc/usr/include --includedir=/usr/include --with-pkgversion=Arm GNU Toolchain 11.3.Rel1 --build=x86_64-unknown-linux-gnu --host=aarch64-none-linux-gnu --disable-werror --enable-obsolete-rpc --disable-profile --without-gd --without-cvs --without-selinux             
+gcc3_configure=--target=aarch64-none-linux-gnu --prefix= --with-sysroot=/aarch64-none-linux-gnu/libc --with-build-sysroot=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc --with-bugurl="https://bugs.linaro.org/" --enable-gnu-indirect-function --enable-shared --disable-libssp --disable-libmudflap --enable-checking=release --enable-languages=c,c++,fortran --with-gmp=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpfr=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpc=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-isl=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --enable-fix-cortex-a53-843419
+gcc4_configure=--target=aarch64-none-linux-gnu --prefix= --with-sysroot=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc --with-bugurl="https://bugs.linaro.org/" --enable-shared --disable-libssp --disable-libmudflap --enable-checking=yes --enable-languages=c,c++,fortran --with-gmp=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpfr=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-mpc=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-isl=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --enable-fix-cortex-a53-843419
+libexpat_configure=--prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --without-docbook --without-xmlwf         
+gdb_configure=--enable-64-bit-bfd --enable-targets=arm-none-eabi,aarch64_be-none-linux-gnu,aarch64_be-none-elf,aarch64-none-linux-gnu,aarch64-none-linux-gnu_ilp32,aarch64-none-elf --target=aarch64-none-linux-gnu --with-bugurl="https://bugs.linaro.org/" --enable-initfini-array --enable-plugins --enable-tui --disable-binutils --disable-sim --disable-as --disable-ld --disable-doc --disable-gdbtk --disable-nls --disable-werror --without-x --prefix= --with-build-sysroot=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/install//aarch64-none-linux-gnu/libc --with-sysroot=/aarch64-none-linux-gnu/libc --with-mpfr --with-libmpfr-prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-libmpfr-type=static --with-libgmp-prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-libgmp-type=static --with-expat --with-libexpat-prefix=/data/jenkins/workspace/GNU-toolchain/arm-11/build-aarch64-none-linux-gnu/host-tools --with-libexpat-type=static --with-python=yes       
+gdbserver_configure= --target=aarch64-none-linux-gnu --host=aarch64-none-linux-gnu --program-prefix= --prefix=/usr

aarch64-none-linux-gnu/include/c++/11.2.1/aarch64-none-linux-gnu/bits/c++config.h → aarch64-none-linux-gnu/include/c++/11.3.1/aarch64-none-linux-gnu/bits/c++config.h

@@ -34,7 +34,7 @@
 #define _GLIBCXX_RELEASE 11
 
 // The datestamp of the C++ library in compressed ISO date format.
-#define __GLIBCXX__ 20220111
+#define __GLIBCXX__ 20220712
 
 // Macros for various attributes.
 //   _GLIBCXX_PURE
@@ -1092,6 +1092,9 @@ namespace std
 /* Define if readlink is available in <unistd.h>. */
 #define _GLIBCXX_HAVE_READLINK 1
 
+/* Define to 1 if you have the `secure_getenv' function. */
+/* #undef _GLIBCXX_HAVE_SECURE_GETENV */
+
 /* Define to 1 if you have the `setenv' function. */
 /* #undef _GLIBCXX_HAVE_SETENV */
 
@@ -1494,7 +1497,7 @@ namespace std
 
 /* Define to the sub-directory in which libtool stores uninstalled libraries.
    */
-#define LT_OBJDIR ".libs/"
+#define _GLIBCXX_LT_OBJDIR ".libs/"
 
 /* Name of package */
 /* #undef _GLIBCXX_PACKAGE */
@@ -1533,7 +1536,7 @@ namespace std
 /* #undef SIZEOF_VOID_P */
 
 /* Define to 1 if you have the ANSI C header files. */
-#define STDC_HEADERS 1
+#define _GLIBCXX_STDC_HEADERS 1
 
 /* Version number of package */
 /* #undef _GLIBCXX_VERSION */

aarch64-none-linux-gnu/include/c++/11.2.1/atomic → aarch64-none-linux-gnu/include/c++/11.3.1/atomic

@@ -172,11 +172,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     // TODO add const volatile overload
 
     void
-    notify_one() const noexcept
+    notify_one() noexcept
     { _M_base.notify_one(); }
 
     void
-    notify_all() const noexcept
+    notify_all() noexcept
     { _M_base.notify_all(); }
 #endif // __cpp_lib_atomic_wait
   };
@@ -320,6 +320,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       compare_exchange_weak(_Tp& __e, _Tp __i, memory_order __s,
 			    memory_order __f) noexcept
       {
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__f));
+
 	return __atomic_compare_exchange(std::__addressof(_M_i),
 					 std::__addressof(__e),
 					 std::__addressof(__i),
@@ -330,6 +332,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       compare_exchange_weak(_Tp& __e, _Tp __i, memory_order __s,
 			    memory_order __f) volatile noexcept
       {
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__f));
+
 	return __atomic_compare_exchange(std::__addressof(_M_i),
 					 std::__addressof(__e),
 					 std::__addressof(__i),
@@ -352,6 +356,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       compare_exchange_strong(_Tp& __e, _Tp __i, memory_order __s,
 			      memory_order __f) noexcept
       {
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__f));
+
 	return __atomic_compare_exchange(std::__addressof(_M_i),
 					 std::__addressof(__e),
 					 std::__addressof(__i),
@@ -362,6 +368,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       compare_exchange_strong(_Tp& __e, _Tp __i, memory_order __s,
 			      memory_order __f) volatile noexcept
       {
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__f));
+
 	return __atomic_compare_exchange(std::__addressof(_M_i),
 					 std::__addressof(__e),
 					 std::__addressof(__i),
@@ -391,11 +399,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     // TODO add const volatile overload
 
     void
-    notify_one() const noexcept
+    notify_one() noexcept
     { std::__atomic_notify_address(&_M_i, false); }
 
     void
-    notify_all() const noexcept
+    notify_all() noexcept
     { std::__atomic_notify_address(&_M_i, true); }
 #endif // __cpp_lib_atomic_wait 
 
@@ -645,11 +653,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     // TODO add const volatile overload
 
     void
-    notify_one() const noexcept
+    notify_one() noexcept
     { _M_b.notify_one(); }
 
     void
-    notify_all() const noexcept
+    notify_all() noexcept
     { _M_b.notify_all(); }
 #endif // __cpp_lib_atomic_wait
       __pointer_type
@@ -1228,9 +1236,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
   atomic_flag_clear(volatile atomic_flag* __a) noexcept
   { atomic_flag_clear_explicit(__a, memory_order_seq_cst); }
 
-
+  // _GLIBCXX_RESOLVE_LIB_DEFECTS
+  // 3220. P0558 broke conforming C++14 uses of atomic shared_ptr
   template<typename _Tp>
-    using __atomic_val_t = typename atomic<_Tp>::value_type;
+    using __atomic_val_t = __type_identity_t<_Tp>;
   template<typename _Tp>
     using __atomic_diff_t = typename atomic<_Tp>::difference_type;
 
@@ -1421,12 +1430,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   template<typename _Tp>
     inline void
-    atomic_notify_one(const atomic<_Tp>* __a) noexcept
+    atomic_notify_one(atomic<_Tp>* __a) noexcept
     { __a->notify_one(); }
 
   template<typename _Tp>
     inline void
-    atomic_notify_all(const atomic<_Tp>* __a) noexcept
+    atomic_notify_all(atomic<_Tp>* __a) noexcept
     { __a->notify_all(); }
 #endif // __cpp_lib_atomic_wait
 

aarch64-none-linux-gnu/include/c++/11.2.1/bit → aarch64-none-linux-gnu/include/c++/11.3.1/bit

@@ -73,6 +73,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     [[nodiscard]]
     constexpr _To
     bit_cast(const _From& __from) noexcept
+#ifdef __cpp_concepts
+    requires (sizeof(_To) == sizeof(_From))
+      && __is_trivially_copyable(_To) && __is_trivially_copyable(_From)
+#endif
     {
       return __builtin_bit_cast(_To, __from);
     }

aarch64-none-linux-gnu/include/c++/11.2.1/bits/alloc_traits.h → aarch64-none-linux-gnu/include/c++/11.3.1/bits/alloc_traits.h

@@ -632,13 +632,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	static _GLIBCXX20_CONSTEXPR void
 	construct(allocator_type&, _Up* __p, _Args&&... __args)
 	noexcept(std::is_nothrow_constructible<_Up, _Args...>::value)
-	{
-#if __cplusplus <= 201703L
-	  ::new((void *)__p) _Up(std::forward<_Args>(__args)...);
-#else
-	  std::construct_at(__p, std::forward<_Args>(__args)...);
-#endif
-	}
+	{ std::_Construct(__p, std::forward<_Args>(__args)...); }
 
       /**
        *  @brief  Destroy an object of type `_Up`

aarch64-none-linux-gnu/include/c++/11.2.1/bits/allocator.h → aarch64-none-linux-gnu/include/c++/11.3.1/bits/allocator.h

@@ -92,7 +92,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       using propagate_on_container_move_assignment = true_type;
 
       using is_always_equal
-	_GLIBCXX20_DEPRECATED_SUGGEST("allocator_traits::is_always_equal")
+	_GLIBCXX20_DEPRECATED_SUGGEST("std::allocator_traits::is_always_equal")
 	= true_type;
 
 #if __cplusplus >= 202002L
@@ -146,7 +146,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       using propagate_on_container_move_assignment = true_type;
 
       using is_always_equal
-	_GLIBCXX20_DEPRECATED_SUGGEST("allocator_traits::is_always_equal")
+	_GLIBCXX20_DEPRECATED_SUGGEST("std::allocator_traits::is_always_equal")
 	= true_type;
 #endif
 

aarch64-none-linux-gnu/include/c++/11.2.1/bits/atomic_base.h → aarch64-none-linux-gnu/include/c++/11.3.1/bits/atomic_base.h

@@ -37,7 +37,7 @@
 #include <bits/atomic_lockfree_defines.h>
 #include <bits/move.h>
 
-#if __cplusplus > 201703L
+#if __cplusplus > 201703L && _GLIBCXX_HOSTED
 #include <bits/atomic_wait.h>
 #endif
 
@@ -121,6 +121,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       | __memory_order_modifier(__m & __memory_order_modifier_mask));
   }
 
+  constexpr bool
+  __is_valid_cmpexch_failure_order(memory_order __m) noexcept
+  {
+    return (__m & __memory_order_mask) != memory_order_release
+	&& (__m & __memory_order_mask) != memory_order_acq_rel;
+  }
+
   _GLIBCXX_ALWAYS_INLINE void
   atomic_thread_fence(memory_order __m) noexcept
   { __atomic_thread_fence(int(__m)); }
@@ -245,13 +252,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     // TODO add const volatile overload
 
     _GLIBCXX_ALWAYS_INLINE void
-    notify_one() const noexcept
+    notify_one() noexcept
     { std::__atomic_notify_address(&_M_i, false); }
 
     // TODO add const volatile overload
 
     _GLIBCXX_ALWAYS_INLINE void
-    notify_all() const noexcept
+    notify_all() noexcept
     { std::__atomic_notify_address(&_M_i, true); }
 
     // TODO add const volatile overload
@@ -511,13 +518,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       compare_exchange_weak(__int_type& __i1, __int_type __i2,
 			    memory_order __m1, memory_order __m2) noexcept
       {
-	memory_order __b2 __attribute__ ((__unused__))
-	  = __m2 & __memory_order_mask;
-	memory_order __b1 __attribute__ ((__unused__))
-	  = __m1 & __memory_order_mask;
-	__glibcxx_assert(__b2 != memory_order_release);
-	__glibcxx_assert(__b2 != memory_order_acq_rel);
-	__glibcxx_assert(__b2 <= __b1);
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__m2));
 
 	return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 1,
 					   int(__m1), int(__m2));
@@ -528,13 +529,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 			    memory_order __m1,
 			    memory_order __m2) volatile noexcept
       {
-	memory_order __b2 __attribute__ ((__unused__))
-	  = __m2 & __memory_order_mask;
-	memory_order __b1 __attribute__ ((__unused__))
-	  = __m1 & __memory_order_mask;
-	__glibcxx_assert(__b2 != memory_order_release);
-	__glibcxx_assert(__b2 != memory_order_acq_rel);
-	__glibcxx_assert(__b2 <= __b1);
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__m2));
 
 	return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 1,
 					   int(__m1), int(__m2));
@@ -560,13 +555,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       compare_exchange_strong(__int_type& __i1, __int_type __i2,
 			      memory_order __m1, memory_order __m2) noexcept
       {
-	memory_order __b2 __attribute__ ((__unused__))
-	  = __m2 & __memory_order_mask;
-	memory_order __b1 __attribute__ ((__unused__))
-	  = __m1 & __memory_order_mask;
-	__glibcxx_assert(__b2 != memory_order_release);
-	__glibcxx_assert(__b2 != memory_order_acq_rel);
-	__glibcxx_assert(__b2 <= __b1);
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__m2));
 
 	return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 0,
 					   int(__m1), int(__m2));
@@ -577,14 +566,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 			      memory_order __m1,
 			      memory_order __m2) volatile noexcept
       {
-	memory_order __b2 __attribute__ ((__unused__))
-	  = __m2 & __memory_order_mask;
-	memory_order __b1 __attribute__ ((__unused__))
-	  = __m1 & __memory_order_mask;
-
-	__glibcxx_assert(__b2 != memory_order_release);
-	__glibcxx_assert(__b2 != memory_order_acq_rel);
-	__glibcxx_assert(__b2 <= __b1);
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__m2));
 
 	return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 0,
 					   int(__m1), int(__m2));
@@ -618,13 +600,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       // TODO add const volatile overload
 
       _GLIBCXX_ALWAYS_INLINE void
-      notify_one() const noexcept
+      notify_one() noexcept
       { std::__atomic_notify_address(&_M_i, false); }
 
       // TODO add const volatile overload
 
       _GLIBCXX_ALWAYS_INLINE void
-      notify_all() const noexcept
+      notify_all() noexcept
       { std::__atomic_notify_address(&_M_i, true); }
 
       // TODO add const volatile overload
@@ -869,13 +851,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 			      memory_order __m1,
 			      memory_order __m2) noexcept
       {
-	memory_order __b2 __attribute__ ((__unused__))
-	  = __m2 & __memory_order_mask;
-	memory_order __b1 __attribute__ ((__unused__))
-	  = __m1 & __memory_order_mask;
-	__glibcxx_assert(__b2 != memory_order_release);
-	__glibcxx_assert(__b2 != memory_order_acq_rel);
-	__glibcxx_assert(__b2 <= __b1);
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__m2));
 
 	return __atomic_compare_exchange_n(&_M_p, &__p1, __p2, 0,
 					   int(__m1), int(__m2));
@@ -886,14 +862,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 			      memory_order __m1,
 			      memory_order __m2) volatile noexcept
       {
-	memory_order __b2 __attribute__ ((__unused__))
-	  = __m2 & __memory_order_mask;
-	memory_order __b1 __attribute__ ((__unused__))
-	  = __m1 & __memory_order_mask;
-
-	__glibcxx_assert(__b2 != memory_order_release);
-	__glibcxx_assert(__b2 != memory_order_acq_rel);
-	__glibcxx_assert(__b2 <= __b1);
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__m2));
 
 	return __atomic_compare_exchange_n(&_M_p, &__p1, __p2, 0,
 					   int(__m1), int(__m2));
@@ -996,6 +965,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 			    _Val<_Tp> __desired, memory_order __success,
 			    memory_order __failure) noexcept
       {
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__failure));
+
 	return __atomic_compare_exchange(__ptr, std::__addressof(__expected),
 					 std::__addressof(__desired), true,
 					 int(__success), int(__failure));
@@ -1007,6 +978,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 			      _Val<_Tp> __desired, memory_order __success,
 			      memory_order __failure) noexcept
       {
+	__glibcxx_assert(__is_valid_cmpexch_failure_order(__failure));
+
 	return __atomic_compare_exchange(__ptr, std::__addressof(__expected),
 					 std::__addressof(__desired), false,
 					 int(__success), int(__failure));

aarch64-none-linux-gnu/include/c++/11.2.1/bits/atomic_timed_wait.h → aarch64-none-linux-gnu/include/c++/11.3.1/bits/atomic_timed_wait.h

@@ -139,6 +139,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 // (e.g. __ulock_wait())which is better than pthread_cond_clockwait
 #endif // ! PLATFORM_TIMED_WAIT
 
+#ifdef _GLIBCXX_HAS_GTHREADS
     // Returns true if wait ended before timeout.
     // _Clock must be either steady_clock or system_clock.
     template<typename _Clock, typename _Dur>
@@ -194,6 +195,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	    return false;
 	  }
       }
+#endif // _GLIBCXX_HAS_GTHREADS
 
     struct __timed_waiter_pool : __waiter_pool_base
     {
@@ -241,6 +243,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	if (_M_deadline <= __now)
 	  return false;
 
+	// FIXME: this_thread::sleep_for not available #ifdef _GLIBCXX_NO_SLEEP
+
 	auto __elapsed = __now - _M_t0;
 	if (__elapsed > 128ms)
 	  {