From 4c0d5f80fcdef2024f73c584f7450a6f37ced8cd Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Tue, 3 May 2022 09:36:46 -0400
Subject: [PATCH] bintools-wrapper: Don't pass -z to lld targeting Windows

---
 pkgs/build-support/bintools-wrapper/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/build-support/bintools-wrapper/default.nix b/pkgs/build-support/bintools-wrapper/default.nix
index 2a1a8699485..16a9a0c7b22 100644
--- a/pkgs/build-support/bintools-wrapper/default.nix
+++ b/pkgs/build-support/bintools-wrapper/default.nix
@@ -335,6 +335,11 @@ stdenv.mkDerivation {
       echo "-arch ${targetPlatform.darwinArch}" >> $out/nix-support/libc-ldflags
     ''
 
+    # lld's MinGW driver (e.g. `ld.lld -m i386pep`) does not support the `-z` flag.
+    + optionalString (targetPlatform.isWindows && isLld) ''
+      hardening_unsupported_flags+=" relro bindnow"
+    ''
+
     ##
     ## GNU specific extra strip flags
     ##