attempt to make LyX linkable without NLS, assuming dummy available() should return...

[lyx.git] / boost / boost / static_assert.hpp

diff --git a/boost/boost/static_assert.hpp b/boost/boost/static_assert.hpp
index c6105c7d9a54d6aa86eccd875a55827a02c58485..5bded5ea28452ca527c4c2bbe6dab36bac8fb90f 100644 (file)
--- a/boost/boost/static_assert.hpp
+++ b/boost/boost/static_assert.hpp
@@ -23,6 +23,25 @@
 #define BOOST_BUGGY_INTEGRAL_CONSTANT_EXPRESSIONS
 #endif
 
+#if defined(__GNUC__) && (__GNUC__ == 3) && ((__GNUC_MINOR__ == 3) || (__GNUC_MINOR__ == 4))
+// gcc 3.3 and 3.4 don't produce good error messages with the default version:
+#  define BOOST_SA_GCC_WORKAROUND
+#endif
+
+//
+// If the compiler issues warnings about old C style casts,
+// then enable this:
+//
+#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 4)))
+#  define BOOST_STATIC_ASSERT_BOOL_CAST( x ) ((x) == 0 ? false : true)
+#else
+#  define BOOST_STATIC_ASSERT_BOOL_CAST(x) (bool)(x)
+#endif
+
+#ifdef BOOST_HAS_STATIC_ASSERT
+#  define BOOST_STATIC_ASSERT( B ) static_assert(B, #B)
+#else
+
 namespace boost{
 
 // HP aCC cannot deal with missing names for template value parameters
@@ -57,8 +76,7 @@ template<int x> struct static_assert_test{};
 // style casts: too many compilers currently have problems with static_cast
 // when used inside integral constant expressions.
 //
-#if !defined(BOOST_BUGGY_INTEGRAL_CONSTANT_EXPRESSIONS) && \
-    !BOOST_WORKAROUND(__MWERKS__, < 0x3003)
+#if !defined(BOOST_BUGGY_INTEGRAL_CONSTANT_EXPRESSIONS)
 
 #if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
 // __LINE__ macro broken when -ZI is used see Q199057
@@ -70,14 +88,14 @@ template<int x> struct static_assert_test{};
 #elif defined(BOOST_MSVC)
 #define BOOST_STATIC_ASSERT( B ) \
    typedef ::boost::static_assert_test<\
-      sizeof(::boost::STATIC_ASSERTION_FAILURE< (bool)( B ) >)>\
+      sizeof(::boost::STATIC_ASSERTION_FAILURE< BOOST_STATIC_ASSERT_BOOL_CAST ( B ) >)>\
          BOOST_JOIN(boost_static_assert_typedef_, __COUNTER__)
-#elif defined(BOOST_INTEL_CXX_VERSION)
+#elif defined(BOOST_INTEL_CXX_VERSION) || defined(BOOST_SA_GCC_WORKAROUND)
 // agurt 15/sep/02: a special care is needed to force Intel C++ issue an error 
 // instead of warning in case of failure
 # define BOOST_STATIC_ASSERT( B ) \
     typedef char BOOST_JOIN(boost_static_assert_typedef_, __LINE__) \
-        [ ::boost::STATIC_ASSERTION_FAILURE< (bool)( B ) >::value ]
+        [ ::boost::STATIC_ASSERTION_FAILURE< BOOST_STATIC_ASSERT_BOOL_CAST( B ) >::value ]
 #elif defined(__sgi)
 // special version for SGI MIPSpro compiler
 #define BOOST_STATIC_ASSERT( B ) \
@@ -87,11 +105,17 @@ template<int x> struct static_assert_test{};
      sizeof(::boost::STATIC_ASSERTION_FAILURE< \
        BOOST_JOIN(boost_static_assert_test_, __LINE__) >)>\
          BOOST_JOIN(boost_static_assert_typedef_, __LINE__)
+#elif BOOST_WORKAROUND(__MWERKS__, <= 0x3003)
+// special version for CodeWarrior <= 8.x
+#define BOOST_STATIC_ASSERT( B ) \
+   BOOST_STATIC_CONSTANT(int, \
+     BOOST_JOIN(boost_static_assert_test_, __LINE__) = \
+       sizeof(::boost::STATIC_ASSERTION_FAILURE< BOOST_STATIC_ASSERT_BOOL_CAST( B ) >) )
 #else
 // generic version
 #define BOOST_STATIC_ASSERT( B ) \
    typedef ::boost::static_assert_test<\
-      sizeof(::boost::STATIC_ASSERTION_FAILURE< (bool)( B ) >)>\
+      sizeof(::boost::STATIC_ASSERTION_FAILURE< BOOST_STATIC_ASSERT_BOOL_CAST( B ) >)>\
          BOOST_JOIN(boost_static_assert_typedef_, __LINE__)
 #endif
 
@@ -101,7 +125,7 @@ template<int x> struct static_assert_test{};
    enum { BOOST_JOIN(boost_static_assert_enum_, __LINE__) \
       = sizeof(::boost::STATIC_ASSERTION_FAILURE< (bool)( B ) >) }
 #endif
-
+#endif // ndef BOOST_HAS_STATIC_ASSERT
 
 #endif // BOOST_STATIC_ASSERT_HPP