Rollup merge of rust-lang#136309 - onur-ozkan:133629, r=jieyouxu

set rustc dylib on manually constructed rustc command Fixes rust-lang#133629
workingjubilee · Jan 31, 2025 · d82d0c2 · d82d0c2
2 parents 0bd90c4 + 139d6ba
commit d82d0c2
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/bootstrap/src/core/builder/cargo.rs b/src/bootstrap/src/core/builder/cargo.rs
@@ -659,14 +659,18 @@ impl Builder<'_> {
                 // Build proc macros both for the host and the target unless proc-macros are not
                 // supported by the target.
                 if target != compiler.host && cmd_kind != Kind::Check {
-                    let error = command(self.rustc(compiler))
+                    let mut rustc_cmd = command(self.rustc(compiler));
+                    self.add_rustc_lib_path(compiler, &mut rustc_cmd);
+
+                    let error = rustc_cmd
                         .arg("--target")
                         .arg(target.rustc_target_arg())
                         .arg("--print=file-names")
                         .arg("--crate-type=proc-macro")
                         .arg("-")
                         .run_capture(self)
                         .stderr();
+
                     let not_supported = error
                         .lines()
                         .any(|line| line.contains("unsupported crate type `proc-macro`"));