diff options
author | Olivier Goffart <ogoffart@kde.org> | 2011-11-02 10:26:50 +0100 |
---|---|---|
committer | Qt by Nokia <qt-info@nokia.com> | 2011-11-02 13:24:36 +0100 |
commit | f3242864c3e8384aa1153a9044143265f3af0b62 (patch) | |
tree | 6f0ad82778437b2934b1ff66625f685baf83b89f | |
parent | ca25b63bea24098bd43a31dd07d105ce17b8069b (diff) |
Use C++11 static_assert
Change-Id: I75aa2bc209cdc8869e7daa9fd0dd865ccf65a68e
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@nokia.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Olivier Goffart <ogoffart@kde.org>
-rw-r--r-- | src/corelib/global/qglobal.h | 10 | ||||
-rw-r--r-- | tests/auto/corelib/global/qglobal/tst_qglobal.cpp | 17 |
2 files changed, 27 insertions, 0 deletions
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index 9d3c1be4b1..1bc93376ee 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -424,6 +424,7 @@ namespace QT_NAMESPACE {} # define Q_COMPILER_AUTO_TYPE # define Q_COMPILER_LAMBDA # define Q_COMPILER_DECLTYPE +# define Q_COMPILER_STATIC_ASSERT // MSCV has std::initilizer_list, but do not support the braces initialization //# define Q_COMPILER_INITIALIZER_LISTS # endif @@ -518,6 +519,7 @@ namespace QT_NAMESPACE {} /* C++0x features supported in GCC 4.3: */ # define Q_COMPILER_RVALUE_REFS # define Q_COMPILER_DECLTYPE +# define Q_COMPILER_STATIC_ASSERT # endif # if (__GNUC__ * 100 + __GNUC_MINOR__) >= 404 /* C++0x features supported in GCC 4.4: */ @@ -800,6 +802,7 @@ namespace QT_NAMESPACE {} # define Q_COMPILER_DEFAULT_DELETE_MEMBERS # define Q_COMPILER_CLASS_ENUM # define Q_COMPILER_LAMBDA +# define Q_COMPILER_STATIC_ASSERT # endif # endif #endif @@ -1723,6 +1726,11 @@ Q_CORE_EXPORT void qt_assert_x(const char *where, const char *what, const char * # endif #endif + +#ifdef Q_COMPILER_STATIC_ASSERT +#define Q_STATIC_ASSERT(Condition) static_assert(Condition, #Condition) +#define Q_STATIC_ASSERT_X(Condition, Message) static_assert(Condition, Message) +#else // Intentionally undefined template <bool Test> class QStaticAssertFailure; template <> class QStaticAssertFailure<true> {}; @@ -1731,6 +1739,8 @@ template <> class QStaticAssertFailure<true> {}; #define Q_STATIC_ASSERT_PRIVATE_JOIN_IMPL(A, B) A ## B #define Q_STATIC_ASSERT(Condition) \ enum {Q_STATIC_ASSERT_PRIVATE_JOIN(q_static_assert_result, __LINE__) = sizeof(QStaticAssertFailure<bool(Condition)>)} +#define Q_STATIC_ASSERT_X(Condition, Message) Q_STATIC_ASSERT(Condition) +#endif Q_CORE_EXPORT void qt_check_pointer(const char *, int); Q_CORE_EXPORT void qBadAlloc(); diff --git a/tests/auto/corelib/global/qglobal/tst_qglobal.cpp b/tests/auto/corelib/global/qglobal/tst_qglobal.cpp index 9c6e5ced47..c0a14faac3 100644 --- a/tests/auto/corelib/global/qglobal/tst_qglobal.cpp +++ b/tests/auto/corelib/global/qglobal/tst_qglobal.cpp @@ -278,14 +278,20 @@ public: { Q_STATIC_ASSERT(true); Q_STATIC_ASSERT(!false); + Q_STATIC_ASSERT_X(true,""); + Q_STATIC_ASSERT_X(!false,""); } ~MyTrue() { Q_STATIC_ASSERT(true); Q_STATIC_ASSERT(!false); + Q_STATIC_ASSERT_X(true,""); + Q_STATIC_ASSERT_X(!false,""); } Q_STATIC_ASSERT(true); Q_STATIC_ASSERT(!false); + Q_STATIC_ASSERT_X(true,""); + Q_STATIC_ASSERT_X(!false,""); }; struct MyExpresion @@ -294,16 +300,21 @@ struct MyExpresion { Q_STATIC_ASSERT(sizeof(MyTrue) > 0); Q_STATIC_ASSERT(sizeof(MyTrue) > 0); + Q_STATIC_ASSERT_X(sizeof(MyTrue) > 0,""); + Q_STATIC_ASSERT_X(sizeof(MyTrue) > 0,""); } private: Q_STATIC_ASSERT(sizeof(MyTrue) > 0); Q_STATIC_ASSERT(sizeof(MyTrue) > 0); + Q_STATIC_ASSERT_X(sizeof(MyTrue) > 0, ""); + Q_STATIC_ASSERT_X(sizeof(MyTrue) > 0, ""); }; struct TypeDef { typedef int T; Q_STATIC_ASSERT(sizeof(T)); + Q_STATIC_ASSERT_X(sizeof(T), ""); }; template<typename T1, typename T2> @@ -315,6 +326,10 @@ struct Template Q_STATIC_ASSERT(!!True); Q_STATIC_ASSERT(sizeof(DependentType)); Q_STATIC_ASSERT(!!sizeof(DependentType)); + Q_STATIC_ASSERT_X(True, ""); + Q_STATIC_ASSERT_X(!!True, ""); + Q_STATIC_ASSERT_X(sizeof(DependentType), ""); + Q_STATIC_ASSERT_X(!!sizeof(DependentType), ""); }; struct MyTemplate @@ -322,6 +337,8 @@ struct MyTemplate static const bool Value = Template<TypeDef, int>::True; Q_STATIC_ASSERT(Value); Q_STATIC_ASSERT(!!Value); + Q_STATIC_ASSERT_X(Value, ""); + Q_STATIC_ASSERT_X(!!Value, ""); }; void tst_QGlobal::qstaticassert() |