Update local boost version to version 1.62

[features.git] / 3rdparty / boost / boost / config / compiler / gcc.hpp

diff --git a/3rdparty/boost/boost/config/compiler/gcc.hpp b/3rdparty/boost/boost/config/compiler/gcc.hpp
index 41705df039603dd3aa97e9cf07e0da154223d7dc..e319d0495800eb8079100a01e0552e9a7c942199 100644 (file)
--- a/3rdparty/boost/boost/config/compiler/gcc.hpp
+++ b/3rdparty/boost/boost/config/compiler/gcc.hpp
@@ -133,16 +133,42 @@
 //
 // Recent GCC versions have __int128 when in 64-bit mode.
 //
-// We disable this if the compiler is really nvcc as it
-// doesn't actually support __int128 as of CUDA_VERSION=5000
+// We disable this if the compiler is really nvcc with C++03 as it
+// doesn't actually support __int128 as of CUDA_VERSION=7500
 // even though it defines __SIZEOF_INT128__.
 // See https://svn.boost.org/trac/boost/ticket/8048
+//     https://svn.boost.org/trac/boost/ticket/11852
 // Only re-enable this for nvcc if you're absolutely sure
 // of the circumstances under which it's supported:
 //
-#if defined(__SIZEOF_INT128__) && !defined(__CUDACC__)
+#if defined(__CUDACC__)
+#  if defined(BOOST_GCC_CXX11)
+#    define BOOST_NVCC_CXX11
+#  else
+#    define BOOST_NVCC_CXX03
+#  endif
+#endif
+
+#if defined(__SIZEOF_INT128__) && !defined(BOOST_NVCC_CXX03)
 #  define BOOST_HAS_INT128
 #endif
+//
+// Recent GCC versions have a __float128 native type, we need to
+// include a std lib header to detect this - not ideal, but we'll
+// be including <cstddef> later anyway when we select the std lib.
+//
+// Nevertheless, as of CUDA 7.5, using __float128 with the host
+// compiler in pre-C++11 mode is still not supported.
+// See https://svn.boost.org/trac/boost/ticket/11852
+//
+#ifdef __cplusplus
+#include <cstddef>
+#else
+#include <stddef.h>
+#endif
+#if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) && !defined(BOOST_NVCC_CXX03)
+# define BOOST_HAS_FLOAT128
+#endif
 
 // C++0x features in 4.3.n and later
 //
@@ -226,6 +252,7 @@
 //
 #if (BOOST_GCC_VERSION < 40800) || !defined(BOOST_GCC_CXX11)
 #  define BOOST_NO_CXX11_ALIGNAS
+#  define BOOST_NO_CXX11_THREAD_LOCAL
 #endif
 
 // C++0x features in 4.8.1 and later
@@ -263,7 +290,12 @@
 //
 // Unused attribute:
 #if __GNUC__ >= 4
-#  define BOOST_ATTRIBUTE_UNUSED __attribute__((unused))
+#  define BOOST_ATTRIBUTE_UNUSED __attribute__((__unused__))
+#endif
+//
+// __builtin_unreachable:
+#if BOOST_GCC_VERSION >= 40800
+#define BOOST_UNREACHABLE_RETURN(x) __builtin_unreachable();
 #endif
 
 #ifndef BOOST_COMPILER