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| author | Mazdak Farrokhzad <twingoow@gmail.com> | 2019-05-30 12:30:03 +0200 |
|---|---|---|
| committer | Mazdak Farrokhzad <twingoow@gmail.com> | 2019-06-10 06:17:39 +0200 |
| commit | 56d71c2910a4e07512ca6bf80fe257bbfcc3265e (patch) | |
| tree | 404e0656a3da54cbf8e23d617406af9ea580d316 /src/librustc_data_structures | |
| parent | 61a60ce7d369b54e209003e9e92bf90d6f5e5d4b (diff) | |
| download | rust-56d71c2910a4e07512ca6bf80fe257bbfcc3265e.tar.gz rust-56d71c2910a4e07512ca6bf80fe257bbfcc3265e.zip | |
Stabilize underscore_const_names.
Diffstat (limited to 'src/librustc_data_structures')
| -rw-r--r-- | src/librustc_data_structures/macros.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/librustc_data_structures/macros.rs b/src/librustc_data_structures/macros.rs index b851263aaf9..a813b5230d2 100644 --- a/src/librustc_data_structures/macros.rs +++ b/src/librustc_data_structures/macros.rs @@ -1,6 +1,7 @@ /// A simple static assertion macro. #[macro_export] -#[allow_internal_unstable(type_ascription, underscore_const_names)] +#[cfg_attr(stage0, allow_internal_unstable(type_ascription, underscore_const_names))] +#[cfg_attr(not(stage0), allow_internal_unstable(type_ascription))] macro_rules! static_assert { ($test:expr) => { // Use the bool to access an array such that if the bool is false, the access @@ -12,7 +13,7 @@ macro_rules! static_assert { /// Type size assertion. The first argument is a type and the second argument is its expected size. #[macro_export] -#[allow_internal_unstable(underscore_const_names)] +#[cfg_attr(stage0, allow_internal_unstable(underscore_const_names))] macro_rules! static_assert_size { ($ty:ty, $size:expr) => { const _: [(); $size] = [(); ::std::mem::size_of::<$ty>()]; |