Auto merge of #113968 - matthiaskrgr:rollup-7vdfcba, r=matthiaskrgr

Rollup of 6 pull requests

Successful merges:

 - #112508 (Tweak spans for self arg, fix borrow suggestion for signature mismatch)
 - #113901 (Get rid of subst-relate incompleteness in new solver)
 - #113948 (Fix rustc-args passing issue in bootstrap)
 - #113950 (Remove Scope::Elision from bound-vars resolution.)
 - #113957 (Add regression test for issue #113941 - naive layout isn't refined)
 - #113959 (Migrate GUI colors test to original CSS color format)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 7 insertions, 0 deletions

diff --git a/src/bootstrap/builder.rs b/src/bootstrap/builder.rs
index 32eb4e68b08..1707dafb11a 100644
--- a/src/bootstrap/builder.rs
+++ b/src/bootstrap/builder.rs
@@ -2043,6 +2043,13 @@ impl<'a> Builder<'a> {
             rustflags.arg("-Zinline-mir");
         }
 
+        // set rustc args passed from command line
+        let rustc_args =
+            self.config.cmd.rustc_args().iter().map(|s| s.to_string()).collect::<Vec<_>>();
+        if !rustc_args.is_empty() {
+            cargo.env("RUSTFLAGS", &rustc_args.join(" "));
+        }
+
         Cargo { command: cargo, rustflags, rustdocflags, allow_features }
     }