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diff --git a/src/bin/cargo-miri.rs b/src/bin/cargo-miri.rs
index 8b238a7f797294e420f46f3784faf068b61b2eb4..8bd9947092a783854c8461a357eaa2cdf6ba54a8 100644 (file)
--- a/src/bin/cargo-miri.rs
+++ b/src/bin/cargo-miri.rs
@@ -502,7 +502,8 @@ fn inside_cargo_rustc() {
     ///
     /// Currently, we detect this by checking for "--target=", which is
     /// never set for host crates. This matches what rustc bootstrap does,
-    /// which hopefully makes it "reliable enough".
+    /// which hopefully makes it "reliable enough". This relies on us always
+    /// invoking cargo itself with `--target`, which `in_cargo_miri` ensures.
     fn is_target_crate() -> bool {
         get_arg_flag_value("--target").is_some()
     }