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authorStephen Kelly <steveire@gmail.com>2014-04-02 22:02:54 (GMT)
committerStephen Kelly <steveire@gmail.com>2014-04-08 09:05:54 (GMT)
commit8d3467636c4fad32c25390244a62e58e068c33ad (patch)
tree9c4f9a1cefe548bd38fd72f3bfebdd5e3e97b8ee
parent0caf08e43ef405a879393cb3a4bae0b6b87e26b6 (diff)
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Features: Add cxx_strong_enums.
-rw-r--r--Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst5
-rw-r--r--Modules/Compiler/GNU-CXX-FeatureTests.cmake1
-rw-r--r--Source/cmMakefile.cxx1
-rw-r--r--Tests/CompileFeatures/cxx_strong_enums.cpp7
4 files changed, 14 insertions, 0 deletions
diff --git a/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst b/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst
index 0d1329c..4a68573 100644
--- a/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst
+++ b/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst
@@ -42,6 +42,11 @@ The features known to this version of CMake are:
.. _N1720: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1720.html
+``cxx_strong_enums``
+ Strongly typed enums, as defined in N2347_.
+
+ .. _N2347: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2347.pdf
+
``cxx_trailing_return_types``
Automatic function return type, as defined in N2541_.
diff --git a/Modules/Compiler/GNU-CXX-FeatureTests.cmake b/Modules/Compiler/GNU-CXX-FeatureTests.cmake
index 3549824..c451b7e 100644
--- a/Modules/Compiler/GNU-CXX-FeatureTests.cmake
+++ b/Modules/Compiler/GNU-CXX-FeatureTests.cmake
@@ -18,6 +18,7 @@ set(_cmake_feature_test_cxx_constexpr "${GNU46_CXX11}")
# TODO: Should be supported by GNU 4.4
set(GNU44_CXX11 "${_oldestSupported} && __cplusplus >= 201103L")
set(_cmake_feature_test_cxx_auto_type "${GNU44_CXX11}")
+set(_cmake_feature_test_cxx_strong_enums "${GNU44_CXX11}")
set(_cmake_feature_test_cxx_trailing_return_types "${GNU44_CXX11}")
set(_cmake_feature_test_cxx_variadic_templates "${GNU44_CXX11}")
# TODO: If features are ever recorded for GNU 4.3, there should possibly
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index 3c23045..12d88e4 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -48,6 +48,7 @@
F(cxx_final) \
F(cxx_override) \
F(cxx_static_assert) \
+ F(cxx_strong_enums) \
F(cxx_trailing_return_types) \
F(cxx_variadic_templates)
diff --git a/Tests/CompileFeatures/cxx_strong_enums.cpp b/Tests/CompileFeatures/cxx_strong_enums.cpp
new file mode 100644
index 0000000..6262456
--- /dev/null
+++ b/Tests/CompileFeatures/cxx_strong_enums.cpp
@@ -0,0 +1,7 @@
+
+enum class Colors
+{
+ RedColor,
+ GreenColor,
+ BlueColor
+};