[Cmake-commits] CMake branch, next, updated. v3.0.0-rc3-1887-g0bb5c25

[Stephen Kelly]

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       via  3cc5a0cc1ce8ea331b27aed4ede25bfe2b9c4baf (commit)
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- Log -----------------------------------------------------------------
http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=0bb5c2545b89ba234ee26304fcafcfa427efe048
commit 0bb5c2545b89ba234ee26304fcafcfa427efe048
Merge: b494d7b 3cc5a0c
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Fri Apr 4 09:11:20 2014 -0400
Commit:     CMake Topic Stage <kwrobot at kitware.com>
CommitDate: Fri Apr 4 09:11:20 2014 -0400

    Merge topic 'cxx11-features' into next
    
    3cc5a0cc Features: Add cxx_variadic_macros.


http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=3cc5a0cc1ce8ea331b27aed4ede25bfe2b9c4baf
commit 3cc5a0cc1ce8ea331b27aed4ede25bfe2b9c4baf
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Fri Apr 4 15:05:10 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Fri Apr 4 15:05:10 2014 +0200

    Features: Add cxx_variadic_macros.

diff --git a/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst b/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst
index c45f8ad..f70ed0f 100644
--- a/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst
+++ b/Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst
@@ -171,3 +171,8 @@ The features known to this version of CMake are:
   Uniform intialization, as defined in N2640_.
 
 .. _N2640: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2640.pdf
+
+``cxx_variadic_macros``
+  Variadic macros, as defined in N1653_.
+
+.. _N1653: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1653.htm
diff --git a/Modules/Compiler/GNU-CXX-FeatureTests.cmake b/Modules/Compiler/GNU-CXX-FeatureTests.cmake
index eaa40ce..65e5750 100644
--- a/Modules/Compiler/GNU-CXX-FeatureTests.cmake
+++ b/Modules/Compiler/GNU-CXX-FeatureTests.cmake
@@ -45,4 +45,6 @@ set(GNU43_CXX11 "${_oldestSupported} && __cplusplus >= 201103L")
 set(_cmake_feature_test_cxx_static_assert "${GNU43_CXX11}")
 set(_cmake_feature_test_cxx_decltype "${GNU43_CXX11}")
 set(_cmake_feature_test_cxx_rvalue_references "${GNU43_CXX11}")
+# TODO: Should be supported forever?
+set(_cmake_feature_test_cxx_variadic_macros "${_oldestSupported}")
 set(_oldestSupported)
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index 5b0a8f6..27f4c2e 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -73,7 +73,8 @@
   F(cxx_alignof) \
   F(cxx_attributes) \
   F(cxx_generalized_initializers) \
-  F(cxx_uniform_initialization)
+  F(cxx_uniform_initialization) \
+  F(cxx_variadic_macros)
 
 class cmMakefile::Internals
 {
diff --git a/Tests/CompileFeatures/cxx_variadic_macros.cpp b/Tests/CompileFeatures/cxx_variadic_macros.cpp
new file mode 100644
index 0000000..2b8d0a4
--- /dev/null
+++ b/Tests/CompileFeatures/cxx_variadic_macros.cpp
@@ -0,0 +1,12 @@
+
+int someFunc(int, char, int)
+{
+
+}
+
+#define FUNC_WRAPPER(...) someFunc(__VA_ARGS__)
+
+void otherFunc()
+{
+  FUNC_WRAPPER(42, 'a', 7);
+}

-----------------------------------------------------------------------

Summary of changes:
 Help/variable/CMAKE_CXX_KNOWN_FEATURES.rst    |    5 +++++
 Modules/Compiler/GNU-CXX-FeatureTests.cmake   |    2 ++
 Source/cmMakefile.cxx                         |    3 ++-
 Tests/CompileFeatures/cxx_variadic_macros.cpp |   12 ++++++++++++
 4 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 Tests/CompileFeatures/cxx_variadic_macros.cpp


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