From 03357f12f8f2ad11dc643f20597c33bc117bd1cb Mon Sep 17 00:00:00 2001
From: Daniel Paoliello <danpao@microsoft.com>
Date: Wed, 31 Jul 2024 10:40:36 -0700
Subject: [PATCH] Create COFF archives for non-LLVM backends

---
 compiler/rustc_codegen_ssa/src/back/archive.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/compiler/rustc_codegen_ssa/src/back/archive.rs b/compiler/rustc_codegen_ssa/src/back/archive.rs
index ae649cd77c420..638d90e1f9c42 100644
--- a/compiler/rustc_codegen_ssa/src/back/archive.rs
+++ b/compiler/rustc_codegen_ssa/src/back/archive.rs
@@ -224,11 +224,7 @@ impl<'a> ArArchiveBuilder<'a> {
             "gnu" => ArchiveKind::Gnu,
             "bsd" => ArchiveKind::Bsd,
             "darwin" => ArchiveKind::Darwin,
-            "coff" => {
-                // FIXME: ar_archive_writer doesn't support COFF archives yet.
-                // https://github.com/rust-lang/ar_archive_writer/issues/9
-                ArchiveKind::Gnu
-            }
+            "coff" => ArchiveKind::Coff,
             "aix_big" => ArchiveKind::AixBig,
             kind => {
                 self.sess.dcx().emit_fatal(UnknownArchiveKind { kind });