-//$$CDS-header$$
-
-#ifndef __CDS_COMPILER_GCC_DEFS_H
-#define __CDS_COMPILER_GCC_DEFS_H
+/*
+ This file is a part of libcds - Concurrent Data Structures library
+
+ (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2016
+
+ Source code repo: http://github.com/khizmax/libcds/
+ Download: http://sourceforge.net/projects/libcds/files/
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef CDSLIB_COMPILER_GCC_DEFS_H
+#define CDSLIB_COMPILER_GCC_DEFS_H
// Compiler version
#define CDS_COMPILER_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
-#if CDS_COMPILER_VERSION < 40300
-# error "Compiler version error. GCC version 4.3.0 and above is supported"
+#if CDS_COMPILER_VERSION < 40800
+# error "Compiler version error. GCC version 4.8.0 and above is supported"
#endif
// Compiler name
#endif
#define CDS_COMPILER__NICK "gcc"
-// C++11 atomic support
-#if CDS_COMPILER_VERSION >= 40700
-# define CDS_CXX11_ATOMIC_SUPPORT 1
-#elif defined(CDS_CXX11_ATOMIC_GCC)
-# define CDS_CXX11_ATOMIC_SUPPORT 1
-#endif
-
-
#include <cds/compiler/gcc/compiler_macro.h>
-
#define alignof __alignof__
// ***************************************
// C++11 features
-// Variadic template support (only if -std=c++0x compile-line option provided)
-#if CDS_COMPILER_VERSION >= 40300
-# define CDS_CXX11_VARIADIC_TEMPLATE_SUPPORT
-#endif
-
-// RValue
-#if CDS_COMPILER_VERSION >= 40300
-# define CDS_RVALUE_SUPPORT
-# define CDS_MOVE_SEMANTICS_SUPPORT
-#endif
-
-// Default template arguments for function templates
-#if CDS_COMPILER_VERSION >= 40300
-# define CDS_CXX11_DEFAULT_FUNCTION_TEMPLATE_ARGS_SUPPORT
-#endif
-
// C++11 inline namespace
-#if CDS_COMPILER_VERSION >= 40400
-# define CDS_CXX11_INLINE_NAMESPACE_SUPPORT
-#endif
-
-// Delete definition and explicitly-defaulted function
-#if CDS_COMPILER_VERSION >= 40400
-// C++11 delete definition ( function declaration = delete)
-# define CDS_CXX11_DELETE_DEFINITION_SUPPORT
-
-// C++11 explicitly-defaulted function (= default) [std 8.4.2 [dcl.fct.def.default]]
-# define CDS_CXX11_EXPLICITLY_DEFAULTED_FUNCTION_SUPPORT
-#endif
-
-// Lambda
-#if CDS_COMPILER_VERSION >= 40500
-# define CDS_CXX11_LAMBDA_SUPPORT
-# if CDS_COMPILER_VERSION < 40800
-# define CDS_BUG_STATIC_MEMBER_IN_LAMBDA
-# endif
-#endif
+#define CDS_CXX11_INLINE_NAMESPACE_SUPPORT
-// Explicit conversion operator
-#if CDS_COMPILER_VERSION >= 40500
-# define CDS_CXX11_EXPLICIT_CONVERSION_OPERATOR_SUPPORT
-#endif
-
-#if CDS_COMPILER_VERSION >= 40600
-# define CDS_CONSTEXPR constexpr
-# define CDS_NOEXCEPT_SUPPORT noexcept
-# define CDS_NOEXCEPT_SUPPORT_(expr) noexcept(expr)
-# if CDS_COMPILER_VERSION >= 40600 && CDS_COMPILER_VERSION < 40700
- // GCC 4.6.x does not allow noexcept specification in defaulted function
- // void foo() noexcept = default
- // error: function \91foo\92 defaulted on its first declaration must not have an exception-specification
-# define CDS_NOEXCEPT_DEFAULTED
-# define CDS_NOEXCEPT_DEFAULTED_(expr)
- // GCC 4.6.x: constexpr and const are incompatible in variable declaration
-# define CDS_CONSTEXPR_CONST const
-# else
-# define CDS_CONSTEXPR_CONST constexpr const
-# endif
-#else
-# define CDS_CONSTEXPR
-# define CDS_CONSTEXPR_CONST const
-# define CDS_NOEXCEPT_SUPPORT
-# define CDS_NOEXCEPT_SUPPORT_(expr)
-#endif
+// constexpr
+#define CDS_CONSTEXPR constexpr
-// C++11 template alias
-#if CDS_COMPILER_VERSION >= 40700
-# define CDS_CXX11_TEMPLATE_ALIAS_SUPPORT
-#endif
+// noexcept
+#define CDS_NOEXCEPT_SUPPORT noexcept
+#define CDS_NOEXCEPT_SUPPORT_(expr) noexcept(expr)
// C++11 thread_local keyword
-#if CDS_COMPILER_VERSION >= 40800
-# define CDS_CXX11_THREAD_LOCAL_SUPPORT
-#endif
-
+#define CDS_CXX11_THREAD_LOCAL_SUPPORT
-#if defined( CDS_CXX11_EXPLICITLY_DEFAULTED_FUNCTION_SUPPORT ) && defined(CDS_MOVE_SEMANTICS_SUPPORT) && CDS_COMPILER_VERSION >= 40400 && CDS_COMPILER_VERSION < 40600
- // GCC 4.4 - 4.5 bug: move ctor & assignment operator cannot be defaulted
-# define CDS_DISABLE_DEFAULT_MOVE_CTOR
-#endif
+// Full SFINAE support
+#define CDS_CXX11_SFINAE
-// Thread support library (thread, mutex, condition variable, chrono)
-#if CDS_COMPILER_VERSION >= 40800
-# define CDS_CXX11_STDLIB_THREAD
-# define CDS_CXX11_STDLIB_MUTEX
-# define CDS_CXX11_STDLIB_CONDITION_VARIABLE
-# define CDS_CXX11_STDLIB_CHRONO
-#endif
+// Inheriting constructors
+#define CDS_CXX11_INHERITING_CTOR
-// Full SFINAE support
-#if CDS_COMPILER_VERSION >= 40700
-# define CDS_CXX11_SFINAE
-#endif
+// *************************************************
+// Features
+// If you run under Thread Sanitizer, pass -DCDS_THREAD_SANITIZER_ENABLED in compiler command line
+//#define CDS_THREAD_SANITIZER_ENABLED
// *************************************************
// Alignment macro
#define CDS_CLASS_ALIGNMENT(n) __attribute__ ((aligned (n)))
#define CDS_DATA_ALIGNMENT(n) __attribute__ ((aligned (n)))
+// Attributes
+#if CDS_COMPILER_VERSION >= 40900
+# if __cplusplus < 201103
+# define CDS_DEPRECATED( reason ) __attribute__((deprecated( reason )))
+# elif __cplusplus == 201103 // C++11
+# define CDS_DEPRECATED( reason ) [[gnu::deprecated(reason)]]
+# else // C++14
+# define CDS_DEPRECATED( reason ) [[deprecated(reason)]]
+# endif
+#else
+# define CDS_DEPRECATED( reason ) __attribute__((deprecated( reason )))
+#endif
+
+// likely/unlikely
+
+#define cds_likely( expr ) __builtin_expect( !!( expr ), 1 )
+#define cds_unlikely( expr ) __builtin_expect( !!( expr ), 0 )
+
+// double-width CAS support
+#if CDS_BUILD_BITS == 64
+ // gcc-4.8 does not support 16-word (128bit) atomics
+# if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 ) && CDS_COMPILER_VERSION >= 40900
+# define CDS_DCAS_SUPPORT
+# endif
+#else
+# ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8
+# define CDS_DCAS_SUPPORT
+# endif
+#endif
#include <cds/compiler/gcc/compiler_barriers.h>
-#endif // #ifndef __CDS_COMPILER_GCC_DEFS_H
+#endif // #ifndef CDSLIB_COMPILER_GCC_DEFS_H