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Make the LocalKey facade of thread_local! inlineable cross-crate.

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This commit is contained in:
Eduard-Mihai Burtescu 2017-08-13 16:42:10 +03:00
parent a3beb8fe61
commit 4e2be14986
2 changed files with 14 additions and 4 deletions
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16
src/libstd/thread/local.rs
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@ -159,8 +159,9 @@ macro_rules! thread_local {
#[allow_internal_unstable] #[allow_internal_unstable]
#[allow_internal_unsafe] #[allow_internal_unsafe]
macro_rules! __thread_local_inner { macro_rules! __thread_local_inner {
($(#[$attr:meta])* $vis:vis $name:ident, $t:ty, $init:expr) => { (@key $(#[$attr:meta])* $vis:vis $name:ident, $t:ty, $init:expr) => {
$(#[$attr])* $vis static $name: $crate::thread::LocalKey<$t> = { {
#[inline]
fn __init() -> $t { $init } fn __init() -> $t { $init }
unsafe fn __getit() -> $crate::option::Option< unsafe fn __getit() -> $crate::option::Option<
@ -182,7 +183,16 @@ macro_rules! __thread_local_inner {
unsafe { unsafe {
$crate::thread::LocalKey::new(__getit, __init) $crate::thread::LocalKey::new(__getit, __init)
} }
}; }
};
($(#[$attr:meta])* $vis:vis $name:ident, $t:ty, $init:expr) => {
#[cfg(stage0)]
$(#[$attr])* $vis static $name: $crate::thread::LocalKey<$t> =
__thread_local_inner!(@key $(#[$attr])* $vis $name, $t, $init);
#[cfg(not(stage0))]
$(#[$attr])* $vis const $name: $crate::thread::LocalKey<$t> =
__thread_local_inner!(@key $(#[$attr])* $vis $name, $t, $init);
} }
} }

2
src/test/compile-fail/macro-local-data-key-priv.rs
View File

@ -16,5 +16,5 @@ mod bar {
fn main() { fn main() {
bar::baz.with(|_| ()); bar::baz.with(|_| ());
//~^ ERROR static `baz` is private //~^ ERROR `baz` is private
} }