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| author | Eric Fiselier <eric@efcs.ca> | 2019-04-24 17:54:25 +0000 |
|---|---|---|
| committer | Eric Fiselier <eric@efcs.ca> | 2019-04-24 17:54:25 +0000 |
| commit | 2fc5a786beaba1fbac1de65d78889d72b667f2d3 (patch) | |
| tree | a3136cb21a5ba3f8ce402361552b79115a8d7691 /libcxx/include/version | |
| parent | abdb816b776cc43a1f318c84d26e1fe5840da073 (diff) | |
| download | bcm5719-llvm-2fc5a786beaba1fbac1de65d78889d72b667f2d3.tar.gz bcm5719-llvm-2fc5a786beaba1fbac1de65d78889d72b667f2d3.zip | |
Add std::is_constant_evaluated.
Clang recently added __builtin_is_constant_evaluated() and GCC 9.0
has it as well.
This patch adds support for it in libc++.
llvm-svn: 359119
Diffstat (limited to 'libcxx/include/version')
| -rw-r--r-- | libcxx/include/version | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/include/version b/libcxx/include/version index 1037ee5df40..948f64512c9 100644 --- a/libcxx/include/version +++ b/libcxx/include/version @@ -222,7 +222,9 @@ __cpp_lib_void_t 201411L <type_traits> // # define __cpp_lib_destroying_delete 201806L # define __cpp_lib_erase_if 201811L // # define __cpp_lib_generic_unordered_lookup 201811L -// # define __cpp_lib_is_constant_evaluated 201811L +# if !defined(_LIBCPP_HAS_NO_BUILTIN_IS_CONSTANT_EVALUATED) +# define __cpp_lib_is_constant_evaluated 201811L +# endif // # define __cpp_lib_list_remove_return_type 201806L // # define __cpp_lib_ranges 201811L // # define __cpp_lib_three_way_comparison 201711L |
