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authorThiago Macieira <thiago.macieira@intel.com>2015-01-15 15:16:53 -0800
committerThiago Macieira <thiago.macieira@intel.com>2015-03-05 00:05:00 +0000
commit212285639d748c7def8648f89b8c1c21c5f481e6 (patch)
treee283c0e0e99fb5aee81a2364f4ed00478bc26b36 /tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp
parent126d489f7f561bc3967ee2a36624c3b1fa26f974 (diff)
Add missing fetchAndXxx methods to atomic classes based on std::atomic
And add tests for the GCC intrinsics and for std::atomic. Task-number: QTBUG-43794 Change-Id: Ic5d393bfd36e48a193fcffff13b9b2dbaee80469 Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
Diffstat (limited to 'tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp')
-rw-r--r--tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp b/tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp
index cb01237b85..d3c85c54a7 100644
--- a/tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp
+++ b/tests/auto/corelib/thread/qatomicinteger/tst_qatomicinteger.cpp
@@ -31,6 +31,30 @@
**
****************************************************************************/
+#ifdef QT_ATOMIC_FORCE_CXX11
+// We need to check if this compiler has C++11 atomics and constexpr support.
+// We can't rely on qcompilerdetection.h because it forces all of qglobal.h to
+// be included, which causes qbasicatomic.h to be included too.
+// Incomplete, but ok
+# if defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1500 && (__cplusplus >= 201103L || defined(__INTEL_CXX11_MODE__))
+# elif defined(__clang__) && (__cplusplus >= 201103L || defined(__GXX_EXPERIMENTAL_CXX0X__))
+# if !__has_feature(cxx_constexpr) || !__has_feature(cxx_atomic) || !__has_include(<atomic>)
+# undef QT_ATOMIC_FORCE_CXX11
+# endif
+# elif defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 407 && (__cplusplus >= 201103L || defined(__GXX_EXPERIMENTAL_CXX0X__))
+# elif defined(_MSC_VER) && _MSC_VER >= 1900
+ // We need MSVC 2015 because of: atomics (2012), constexpr (2015), and unrestricted unions (2015).
+ // Support for constexpr is not working completely on MSVC 2015 but it's enough for the test.
+# else
+# undef QT_ATOMIC_FORCE_CXX11
+# endif
+
+# ifndef QT_ATOMIC_FORCE_CXX11
+# undef QATOMIC_TEST_TYPE
+# define QATOMIC_TEST_TYPE unsupported
+# endif
+#endif
+
#include <QtTest>
#include <QAtomicInt>