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Add a jobserver proxy to ensure at least one token is always held

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This commit is contained in:
John Kåre Alsaker
2025-04-22 07:02:27 +02:00
parent 25cdf1f674
commit cff9efde74
10 changed files with 149 additions and 29 deletions
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8
compiler/rustc_data_structures/src/marker.rs
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@@ -59,8 +59,8 @@ macro_rules! already_send {
// These structures are already `Send`.
already_send!(
[std::backtrace::Backtrace][std::io::Stdout][std::io::Stderr][std::io::Error][std::fs::File]
[rustc_arena::DroplessArena][crate::memmap::Mmap][crate::profiling::SelfProfiler]
[crate::owned_slice::OwnedSlice]
[rustc_arena::DroplessArena][jobserver_crate::Client][jobserver_crate::HelperThread]
[crate::memmap::Mmap][crate::profiling::SelfProfiler][crate::owned_slice::OwnedSlice]
);
macro_rules! impl_dyn_send {
@@ -134,8 +134,8 @@ macro_rules! already_sync {
already_sync!(
[std::sync::atomic::AtomicBool][std::sync::atomic::AtomicUsize][std::sync::atomic::AtomicU8]
[std::sync::atomic::AtomicU32][std::backtrace::Backtrace][std::io::Error][std::fs::File]
[jobserver_crate::Client][crate::memmap::Mmap][crate::profiling::SelfProfiler]
[crate::owned_slice::OwnedSlice]
[jobserver_crate::Client][jobserver_crate::HelperThread][crate::memmap::Mmap]
[crate::profiling::SelfProfiler][crate::owned_slice::OwnedSlice]
);
// Use portable AtomicU64 for targets without native 64-bit atomics