From 1dabccc96ab2485a15590521ad3f522b360869fd Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Thu, 15 Sep 2011 17:10:58 +0000
Subject: [PATCH] Add tentative Cray compiler support.

[SVN r74388]
---
 include/boost/config/compiler/cray.hpp        | 61 +++++++++++++++++++
 include/boost/config/platform/cray.hpp        | 18 ++++++
 .../boost/config/select_compiler_config.hpp   |  4 ++
 .../boost/config/select_platform_config.hpp   |  6 +-
 4 files changed, 88 insertions(+), 1 deletion(-)
 create mode 100644 include/boost/config/compiler/cray.hpp
 create mode 100644 include/boost/config/platform/cray.hpp

diff --git a/include/boost/config/compiler/cray.hpp b/include/boost/config/compiler/cray.hpp
new file mode 100644
index 00000000..ad2eeaf5
--- /dev/null
+++ b/include/boost/config/compiler/cray.hpp
@@ -0,0 +1,61 @@
+//  (C) Copyright John Maddock 2011.
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org for most recent version.
+
+//  Greenhills C compiler setup:
+
+#define BOOST_COMPILER "Cray C version " BOOST_STRINGIZE(_RELEASE)
+
+#if _RELEASE < 7
+#  error "Boost is not configured for Cray compilers prior to version 7, please try the configure script."
+#endif
+
+//
+// Check this is a recent EDG based compiler, otherwise we don't support it here:
+//
+#ifndef __EDG_VERSION__
+#  error "Unsupported Cray compiler, please try running the configure script."
+#endif
+
+#include "boost/config/compiler/common_edg.hpp"
+
+//
+// Cray peculiarities, probably version 7 specific:
+//
+#undef BOOST_NO_AUTO_DECLARATIONS
+#undef BOOST_NO_AUTO_MULTIDECLARATIONS
+#define BOOST_HAS_NRVO
+#define BOOST_NO_VARIADIC_TEMPLATES
+#define BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX
+#define BOOST_NO_UNICODE_LITERALS
+#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
+#define BOOST_HAS_NRVO
+#define BOOST_NO_TEMPLATE_ALIASES
+#define BOOST_NO_STATIC_ASSERT
+#define BOOST_NO_SFINAE_EXPR
+#define BOOST_NO_SCOPED_ENUMS
+#define BOOST_NO_RVALUE_REFERENCES
+#define BOOST_NO_RAW_LITERALS
+#define BOOST_NO_NULLPTR
+#define BOOST_NO_NOEXCEPT
+#define BOOST_NO_LAMBDAS
+#define BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS
+#define BOOST_NO_EXPLICIT_CONVERSION_OPERATORS
+#define BOOST_NO_DELETED_FUNCTIONS
+#define BOOST_NO_DEFAULTED_FUNCTIONS
+#define BOOST_NO_DECLTYPE_N3276
+#define BOOST_NO_DECLTYPE
+#define BOOST_NO_CONSTEXPR
+#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
+#define BOOST_NO_CHAR32_T
+#define BOOST_NO_CHAR16_T
+//#define BOOST_BCB_PARTIAL_SPECIALIZATION_BUG
+#define BOOST_MATH_DISABLE_STD_FPCLASSIFY
+//#define BOOST_HAS_FPCLASSIFY
+
+#define BOOST_SP_USE_PTHREADS 
+#define BOOST_AC_USE_PTHREADS 
+
diff --git a/include/boost/config/platform/cray.hpp b/include/boost/config/platform/cray.hpp
new file mode 100644
index 00000000..5c476e41
--- /dev/null
+++ b/include/boost/config/platform/cray.hpp
@@ -0,0 +1,18 @@
+//  (C) Copyright John Maddock 2011.
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org for most recent version.
+
+//  SGI Irix specific config options:
+
+#define BOOST_PLATFORM "Cray"
+
+// boilerplate code:
+#define BOOST_HAS_UNISTD_H
+#include <boost/config/posix_features.hpp>
+
+
+
diff --git a/include/boost/config/select_compiler_config.hpp b/include/boost/config/select_compiler_config.hpp
index 34a4da58..0d47b254 100644
--- a/include/boost/config/select_compiler_config.hpp
+++ b/include/boost/config/select_compiler_config.hpp
@@ -17,6 +17,10 @@
 // GCC-XML emulates other compilers, it has to appear first here!
 #   define BOOST_COMPILER_CONFIG "boost/config/compiler/gcc_xml.hpp"
 
+#elif defined(_CRAYC)
+// EDG based Cray compiler:
+#   define BOOST_COMPILER_CONFIG "boost/config/compiler/cray.hpp"
+
 #elif defined __CUDACC__
 //  NVIDIA CUDA C++ compiler for GPU
 #   define BOOST_COMPILER_CONFIG "boost/config/compiler/nvcc.hpp"
diff --git a/include/boost/config/select_platform_config.hpp b/include/boost/config/select_platform_config.hpp
index bc1ffaf6..2af61d2d 100644
--- a/include/boost/config/select_platform_config.hpp
+++ b/include/boost/config/select_platform_config.hpp
@@ -13,7 +13,7 @@
 // <header_name> in order to prevent macro expansion within the header
 // name (for example "linux" is a macro on linux systems).
 
-#if defined(linux) || defined(__linux) || defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) 
+#if (defined(linux) || defined(__linux) || defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)) && !defined(_CRAYC)
 // linux, also other platforms (Hurd etc) that use GLIBC, should these really have their own config headers though?
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/linux.hpp"
 
@@ -69,6 +69,10 @@
 // Symbian: 
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/symbian.hpp" 
 
+#elif defined(_CRAYC)
+// Cray:
+#  define BOOST_PLATFORM_CONFIG "boost/config/platform/cray.hpp" 
+
 #elif defined(__VMS) 
 // VMS:
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/vms.hpp"