Commit 63bf207c authored by Robert Maynard's avatar Robert Maynard

CompileFeatures: document why lambda_init_captures requires GCC 4.9

parent d229a095
......@@ -18,18 +18,18 @@ set(_cmake_feature_test_cxx_attribute_deprecated "${GNU49_CXX14}")
set(_cmake_feature_test_cxx_decltype_auto "${GNU49_CXX14}")
set(_cmake_feature_test_cxx_digit_separators "${GNU49_CXX14}")
set(_cmake_feature_test_cxx_generic_lambdas "${GNU49_CXX14}")
set(_cmake_feature_test_cxx_lambda_init_captures "${GNU49_CXX14}")
# GNU 4.3 supports binary literals as an extension, but may warn about
# use of extensions prior to GNU 4.9
set(_cmake_feature_test_cxx_binary_literals "${GNU49_CXX14}")
# The feature below is documented as available in GNU 4.8 (by implementing an
# The features below are documented as available in GNU 4.8 (by implementing an
# earlier draft of the standard paper), but that version of the compiler
# does not set __cplusplus to a value greater than 201103L until GNU 4.9:
# So, CMake only reports availability for it with GNU 4.9 or later.
set(_cmake_feature_test_cxx_return_type_deduction "${GNU49_CXX14}")
set(_cmake_feature_test_cxx_lambda_init_captures "${GNU49_CXX14}")
# Introduced in GCC 4.8.1
set(GNU481_CXX11 "((__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40801) && __cplusplus >= 201103L")
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