Merge all config diffs from trunk

[SVN r62379]

include/boost/config/compiler/codegear.hpp

@@ -19,8 +19,8 @@
 #endif
 //
 // versions check:
-// last known and checked version is 0x620
-#if (__CODEGEARC__ > 0x620)
+// last known and checked version is 0x621
+#if (__CODEGEARC__ > 0x621)
 #  if defined(BOOST_ASSERT_CONFIG)
 #     error "Unknown compiler version - please run the configure tests and report the results"
 #  else
@@ -41,7 +41,7 @@
 #endif
 
 // CodeGear C++ Builder 2010
-#if (__CODEGEARC__ <= 0x620)
+#if (__CODEGEARC__ <= 0x621)
 #  define BOOST_NO_TYPENAME_WITH_CTOR    // Cannot use typename keyword when making temporaries of a dependant type
 #  define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
 #  define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
@@ -51,6 +51,15 @@
 // Temporary hack, until specific MPL preprocessed headers are generated
 #  define BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
 
+// CodeGear has not yet completely implemented value-initialization, for
+// example for array types, as I reported in 2010: Embarcadero Report 83751,
+// "Value-initialization: arrays should have each element value-initialized",
+// http://qc.embarcadero.com/wc/qcmain.aspx?d=83751
+// Last checked version: Embarcadero C++ 6.21
+// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues
+// (Niels Dekker, LKEB, April 2010)
+#  define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
+
 #  ifdef NDEBUG
       // fix broken <cstring> so that Boost.test works:
 #     include <cstring>
@@ -66,6 +75,11 @@
 //
 // C++0x macros:
 //
+#if (__CODEGEARC__ <= 0x620)
+#define BOOST_NO_STATIC_ASSERT
+#else
+#define BOOST_HAS_STATIC_ASSERT
+#endif
 #define BOOST_HAS_CHAR16_T
 #define BOOST_HAS_CHAR32_T
 #define BOOST_HAS_LONG_LONG
@@ -91,7 +105,6 @@
 #define BOOST_NO_RAW_LITERALS
 #define BOOST_NO_RVALUE_REFERENCES
 #define BOOST_NO_SFINAE_EXPR
-#define BOOST_NO_STATIC_ASSERT
 #define BOOST_NO_TEMPLATE_ALIASES
 #define BOOST_NO_UNICODE_LITERALS
 #define BOOST_NO_VARIADIC_TEMPLATES
@@ -122,7 +135,7 @@
 //
 // check for exception handling support:
 //
-#if !defined(_CPPUNWIND) && !defined(BOOST_CPPUNWIND) && !defined(__EXCEPTIONS)
+#if !defined(_CPPUNWIND) && !defined(BOOST_CPPUNWIND) && !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
 #  define BOOST_NO_EXCEPTIONS
 #endif
 //
@@ -134,8 +147,9 @@
 //
 // all versions support __declspec:
 //
-#if !defined(__STRICT_ANSI__)
-#  define BOOST_HAS_DECLSPEC
+#if defined(__STRICT_ANSI__)
+// config/platform/win32.hpp will define BOOST_SYMBOL_EXPORT, etc., unless already defined  
+#  define BOOST_SYMBOL_EXPORT
 #endif
 //
 // ABI fixing headers: