Add BOOST_NO_CXX17_STRUCTURED_BINDINGS detection

checks/Jamfile.v2

@@ -1,6 +1,6 @@
 #
 # *** DO NOT EDIT THIS FILE BY HAND ***
-# This file was automatically generated on Sun May 28 10:05:49 2017
+# This file was automatically generated on Mon May 29 09:56:04 2017
 #  by libs/config/tools/generate.cpp
 # Copyright John Maddock.
 # Use, modification and distribution are subject to the 
@@ -111,6 +111,7 @@ obj cxx14_std_exchange : test_case.cpp : <define>TEST_BOOST_NO_CXX14_STD_EXCHANG
 obj cxx14_variable_templates : test_case.cpp : <define>TEST_BOOST_NO_CXX14_VARIABLE_TEMPLATES ;
 obj cxx17_std_apply : test_case.cpp : <define>TEST_BOOST_NO_CXX17_STD_APPLY ;
 obj cxx17_std_invoke : test_case.cpp : <define>TEST_BOOST_NO_CXX17_STD_INVOKE ;
+obj cxx17_structured_bindings : test_case.cpp : <define>TEST_BOOST_NO_CXX17_STRUCTURED_BINDINGS ;
 obj cxx98_binders : test_case.cpp : <define>TEST_BOOST_NO_CXX98_BINDERS ;
 obj cxx98_function_base : test_case.cpp : <define>TEST_BOOST_NO_CXX98_FUNCTION_BASE ;
 obj cxx98_random_shuffle : test_case.cpp : <define>TEST_BOOST_NO_CXX98_RANDOM_SHUFFLE ;

checks/test_case.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Sun May 28 10:05:49 2017
+//  This file was automatically generated on Mon May 29 09:56:04 2017
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-4.
 //  Use, modification and distribution are subject to the 
@@ -511,6 +511,11 @@
 #     error "Defect macro BOOST_NO_CXX17_STD_INVOKE is defined."
 #  endif
 #endif
+#ifdef TEST_BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#  ifdef BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#     error "Defect macro BOOST_NO_CXX17_STRUCTURED_BINDINGS is defined."
+#  endif
+#endif
 #ifdef TEST_BOOST_NO_CXX98_BINDERS
 #  ifdef BOOST_NO_CXX98_BINDERS
 #     error "Defect macro BOOST_NO_CXX98_BINDERS is defined."

include/boost/config/compiler/borland.hpp

@@ -228,6 +228,14 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+#if !defined(__cpp_inline_variables) || (__cpp_inline_variables < 201606)
+#  define BOOST_NO_CXX17_INLINE_VARIABLES
+#endif
+
 #if __BORLANDC__ >= 0x590
 #  define BOOST_HAS_TR1_HASH
 

include/boost/config/compiler/clang.hpp

@@ -282,6 +282,10 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 #if __cplusplus < 201103L
 #define BOOST_NO_CXX11_SFINAE_EXPR
 #endif

include/boost/config/compiler/codegear.hpp

@@ -154,6 +154,15 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
+#if !defined(__cpp_inline_variables) || (__cpp_inline_variables < 201606)
+#  define BOOST_NO_CXX17_INLINE_VARIABLES
+#endif
+
 //
 // TR1 macros:
 //

include/boost/config/compiler/common_edg.hpp

@@ -138,6 +138,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 #ifdef c_plusplus
 // EDG has "long long" in non-strict mode
 // However, some libraries have insufficient "long long" support

include/boost/config/compiler/digitalmars.hpp

@@ -114,6 +114,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 #if (__DMC__ <= 0x840)
 #error "Compiler not supported or configured - please reconfigure"
 #endif

include/boost/config/compiler/gcc.hpp

@@ -288,6 +288,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 //
 // Unused attribute:
 #if __GNUC__ >= 4

include/boost/config/compiler/gcc_xml.hpp

@@ -92,6 +92,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 #define BOOST_COMPILER "GCC-XML C++ version " __GCCXML__
 
 

include/boost/config/compiler/metrowerks.hpp

@@ -157,6 +157,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 #define BOOST_COMPILER "Metrowerks CodeWarrior C++ version " BOOST_STRINGIZE(BOOST_COMPILER_VERSION)
 
 //

include/boost/config/compiler/mpw.hpp

@@ -106,6 +106,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 //
 // versions check:
 // we don't support MPW prior to version 8.9:

include/boost/config/compiler/pathscale.hpp

@@ -118,4 +118,9 @@
 #if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
+
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
 #endif

include/boost/config/compiler/pgi.hpp

@@ -151,6 +151,11 @@
 #if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
+
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
 //
 // version check:
 // probably nothing to do here?

include/boost/config/compiler/sunpro_cc.hpp

@@ -172,6 +172,11 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 // Turn on threading support for Solaris 12.
 // Ticket #11972
 #if (__SUNPRO_CC >= 0x5140) && defined(__SunOS_5_12) && !defined(BOOST_HAS_THREADS)

include/boost/config/compiler/vacpp.hpp

@@ -162,3 +162,8 @@
 #if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
+
+// C++17
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif

include/boost/config/compiler/visualc.hpp

@@ -218,6 +218,8 @@
 //
 #define BOOST_NO_TWO_PHASE_NAME_LOOKUP
 #define BOOST_NO_CXX11_SFINAE_EXPR
+// C++ 17:
+#define BOOST_NO_CXX17_STRUCTURED_BINDINGS
 
 //
 // Things that don't work in clr mode:

include/boost/config/compiler/xlcpp.hpp

@@ -238,6 +238,10 @@
 #  define BOOST_NO_CXX14_VARIABLE_TEMPLATES
 #endif
 
+#if !defined(__cpp_structured_bindings) || (__cpp_structured_bindings < 201606)
+#  define BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#endif
+
 #if !__has_feature(cxx_thread_local)
 #  define BOOST_NO_CXX11_THREAD_LOCAL
 #endif

include/boost/config/compiler/xlcpp_zos.hpp

@@ -150,6 +150,7 @@
 #define BOOST_NO_CXX14_DECLTYPE_AUTO
 #define BOOST_NO_CXX14_CONSTEXPR
 #define BOOST_NO_CXX14_BINARY_LITERALS
+#define BOOST_NO_CXX17_STRUCTURED_BINDINGS
 
 // -------------------------------------
 

test/all/Jamfile.v2

@@ -1,7 +1,7 @@
 #
 # Regression test Jamfile for boost configuration setup.
 # *** DO NOT EDIT THIS FILE BY HAND ***
-# This file was automatically generated on Sun May 28 10:05:49 2017
+# This file was automatically generated on Mon May 29 09:56:04 2017
 #  by libs/config/tools/generate.cpp
 # Copyright John Maddock.
 # Use, modification and distribution are subject to the 
@@ -322,6 +322,9 @@ test-suite "BOOST_NO_CXX17_STD_APPLY" :
 test-suite "BOOST_NO_CXX17_STD_INVOKE" : 
 [ run ../no_cxx17_std_invoke_pass.cpp ]
 [ compile-fail ../no_cxx17_std_invoke_fail.cpp ] ;
+test-suite "BOOST_NO_CXX17_STRUCTURED_BINDINGS" : 
+[ run ../no_cxx17_structured_bindings_pass.cpp ]
+[ compile-fail ../no_cxx17_structured_bindings_fail.cpp ] ;
 test-suite "BOOST_NO_CXX98_BINDERS" : 
 [ run ../no_cxx98_binders_pass.cpp ]
 [ compile-fail ../no_cxx98_binders_fail.cpp ] ;

test/boost_no_cxx17_structured_bindings.ipp

@@ -0,0 +1,36 @@
+/*
+Copyright 2017 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under Boost Software License, Version 1.0.
+(See accompanying file LICENSE_1_0.txt or copy at
+http://www.boost.org/LICENSE_1_0.txt)
+*/
+
+// MACRO: BOOST_NO_CXX17_STRUCTURED_BINDINGS
+// TITLE: C++17 structured bindings
+// DESCRIPTION: C++17 structured bindings are not supported.
+
+#include <tuple>
+
+namespace boost_no_cxx17_structured_bindings {
+
+struct P {
+    int x;
+    int y;
+};
+
+int test()
+{
+    auto [c, d] = std::make_tuple(1, 2);
+    if (c != 1 || d != 2) {
+        return 1;
+    }
+    auto [a, b] = P{1, 2};
+    if (a != 1 || b != 2) {
+        return 1;
+    }
+    return 0;
+}
+
+} /* boost_no_cxx17_structured_bindings */

test/config_info.cpp

@@ -1069,6 +1069,7 @@ void print_boost_macros()
    PRINT_MACRO(BOOST_NO_CXX14_VARIABLE_TEMPLATES);
    PRINT_MACRO(BOOST_NO_CXX17_STD_APPLY);
    PRINT_MACRO(BOOST_NO_CXX17_STD_INVOKE);
+   PRINT_MACRO(BOOST_NO_CXX17_STRUCTURED_BINDINGS);
    PRINT_MACRO(BOOST_NO_CXX98_BINDERS);
    PRINT_MACRO(BOOST_NO_CXX98_FUNCTION_BASE);
    PRINT_MACRO(BOOST_NO_CXX98_RANDOM_SHUFFLE);
@@ -1156,6 +1157,7 @@ void print_boost_macros()
 
 
 
+
 
 
    // END GENERATED BLOCK

test/config_test.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Sun May 28 10:05:49 2017
+//  This file was automatically generated on Mon May 29 09:56:04 2017
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-4.
 //  Use, modification and distribution are subject to the 
@@ -342,6 +342,11 @@ namespace boost_no_cxx17_std_apply = empty_boost;
 #else
 namespace boost_no_cxx17_std_invoke = empty_boost;
 #endif
+#ifndef BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#include "boost_no_cxx17_structured_bindings.ipp"
+#else
+namespace boost_no_cxx17_structured_bindings = empty_boost;
+#endif
 #ifndef BOOST_NO_CXX98_BINDERS
 #include "boost_no_cxx98_binders.ipp"
 #else
@@ -1461,6 +1466,11 @@ int main( int, char *[] )
       std::cerr << "Failed test for BOOST_NO_CXX17_STD_INVOKE at: " << __FILE__ << ":" << __LINE__ << std::endl;
       ++error_count;
    }
+   if(0 != boost_no_cxx17_structured_bindings::test())
+   {
+      std::cerr << "Failed test for BOOST_NO_CXX17_STRUCTURED_BINDINGS at: " << __FILE__ << ":" << __LINE__ << std::endl;
+      ++error_count;
+   }
    if(0 != boost_no_cxx98_binders::test())
    {
       std::cerr << "Failed test for BOOST_NO_CXX98_BINDERS at: " << __FILE__ << ":" << __LINE__ << std::endl;

test/no_cxx17_structured_bindings_fail.cpp

@@ -0,0 +1,37 @@
+//  This file was automatically generated on Mon May 29 09:56:04 2017
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-4.
+//  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/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+
+// Test file for macro BOOST_NO_CXX17_STRUCTURED_BINDINGS
+// This file should not compile, if it does then
+// BOOST_NO_CXX17_STRUCTURED_BINDINGS should not be defined.
+// See file boost_no_cxx17_structured_bindings.ipp for details
+
+// Must not have BOOST_ASSERT_CONFIG set; it defeats
+// the objective of this file:
+#ifdef BOOST_ASSERT_CONFIG
+#  undef BOOST_ASSERT_CONFIG
+#endif
+
+#include <boost/config.hpp>
+#include "test.hpp"
+
+#ifdef BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#include "boost_no_cxx17_structured_bindings.ipp"
+#else
+#error "this file should not compile"
+#endif
+
+int main( int, char *[] )
+{
+   return boost_no_cxx17_structured_bindings::test();
+}
+

test/no_cxx17_structured_bindings_pass.cpp

@@ -0,0 +1,37 @@
+//  This file was automatically generated on Mon May 29 09:56:04 2017
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-4.
+//  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/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+
+// Test file for macro BOOST_NO_CXX17_STRUCTURED_BINDINGS
+// This file should compile, if it does not then
+// BOOST_NO_CXX17_STRUCTURED_BINDINGS should be defined.
+// See file boost_no_cxx17_structured_bindings.ipp for details
+
+// Must not have BOOST_ASSERT_CONFIG set; it defeats
+// the objective of this file:
+#ifdef BOOST_ASSERT_CONFIG
+#  undef BOOST_ASSERT_CONFIG
+#endif
+
+#include <boost/config.hpp>
+#include "test.hpp"
+
+#ifndef BOOST_NO_CXX17_STRUCTURED_BINDINGS
+#include "boost_no_cxx17_structured_bindings.ipp"
+#else
+namespace boost_no_cxx17_structured_bindings = empty_boost;
+#endif
+
+int main( int, char *[] )
+{
+   return boost_no_cxx17_structured_bindings::test();
+}
+