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-rw-r--r--vendor/crossbeam-utils/build.rs7
1 files changed, 3 insertions, 4 deletions
diff --git a/vendor/crossbeam-utils/build.rs b/vendor/crossbeam-utils/build.rs
index a7557fd59..dd6604792 100644
--- a/vendor/crossbeam-utils/build.rs
+++ b/vendor/crossbeam-utils/build.rs
@@ -41,10 +41,9 @@ fn main() {
}
};
- // Note that this is `no_*`, not `has_*`. This allows treating
- // `cfg(target_has_atomic = "ptr")` as true when the build script doesn't
- // run. This is needed for compatibility with non-cargo build systems that
- // don't run the build script.
+ // Note that this is `no_`*, not `has_*`. This allows treating as the latest
+ // stable rustc is used when the build script doesn't run. This is useful
+ // for non-cargo build systems that don't run the build script.
if NO_ATOMIC_CAS.contains(&&*target) {
println!("cargo:rustc-cfg=crossbeam_no_atomic_cas");
}