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Features: Don't test __cplusplus value for CXX98 on GNU. 

The macro is defined to 1 for GNU 4.6, and such a test is only
useful for features in language dialects newer than the
default (CXX98 for GNU currently).

Test only that it has a truthy value.
This commit is contained in:
Stephen Kelly 2015-01-11 16:23:34 +01:00
parent 222ec86f7d
commit 462c630b8a
1 changed files with 1 additions and 1 deletions
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2
Modules/Compiler/GNU-CXX-FeatureTests.cmake
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@ -102,4 +102,4 @@ set(_cmake_feature_test_cxx_extern_templates "${_cmake_oldestSupported} && __cpl
# TODO: Should be supported forever?
set(_cmake_feature_test_cxx_func_identifier "${_cmake_oldestSupported} && __cplusplus >= 201103L")
set(_cmake_feature_test_cxx_variadic_macros "${_cmake_oldestSupported} && __cplusplus >= 201103L")
set(_cmake_feature_test_cxx_template_template_parameters "${_cmake_oldestSupported} && __cplusplus >= 199711L")
set(_cmake_feature_test_cxx_template_template_parameters "${_cmake_oldestSupported} && __cplusplus")