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-rw-r--r--third_party/rust/crossbeam-utils-0.7.2/build.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/third_party/rust/crossbeam-utils-0.7.2/build.rs b/third_party/rust/crossbeam-utils-0.7.2/build.rs
new file mode 100644
index 0000000000..2f5012ad76
--- /dev/null
+++ b/third_party/rust/crossbeam-utils-0.7.2/build.rs
@@ -0,0 +1,14 @@
+extern crate autocfg;
+
+fn main() {
+ let cfg = autocfg::new();
+ if cfg.probe_rustc_version(1, 31) {
+ autocfg::emit("has_min_const_fn");
+ }
+
+ cfg.emit_type_cfg("core::sync::atomic::AtomicU8", "has_atomic_u8");
+ cfg.emit_type_cfg("core::sync::atomic::AtomicU16", "has_atomic_u16");
+ cfg.emit_type_cfg("core::sync::atomic::AtomicU32", "has_atomic_u32");
+ cfg.emit_type_cfg("core::sync::atomic::AtomicU64", "has_atomic_u64");
+ cfg.emit_type_cfg("core::sync::atomic::AtomicU128", "has_atomic_u128");
+}