https://paste.sr.ht/~kchibisov/682321e0fd4a3ece4a4b7b71591896f5cd3cdb22
https://github.com/gentoo/gentoo/pull/35246#discussion_r1484525497

diff --git a/compiler/rustc_llvm/build.rs b/compiler/rustc_llvm/build.rs
index f606fa483ca..8a2e1c40e8b 100644
--- a/compiler/rustc_llvm/build.rs
+++ b/compiler/rustc_llvm/build.rs
@@ -220,12 +220,7 @@
     let mut cmd = Command::new(&llvm_config);
     cmd.arg(llvm_link_arg).arg("--libs");

-    // Don't link system libs if cross-compiling unless targetting Windows.
-    // On Windows system DLLs aren't linked directly, instead import libraries are used.
-    // These import libraries are independent of the host.
-    if !is_crossed || target.contains("windows") {
-        cmd.arg("--system-libs");
-    }
+    cmd.arg("--system-libs");

     // We need libkstat for getHostCPUName on SPARC builds.
     // See also: https://github.com/llvm/llvm-project/issues/64186