From 27b1f13752a97fe206ee5b3d93366d41a7f3636d Mon Sep 17 00:00:00 2001
From: "Node.js GitHub Bot" <github-bot@iojs.org>
Date: Sun, 4 Oct 2026 01:30:28 +0000
Subject: [PATCH 1/3] tools: update nixpkgs-unstable pins

- unstable to 73e728ddb6b7a12d18808f510813a13ee1fe4cce
- 26.05 to e49322d1ec25b45f7c587c5fd69ac826d1a57dbc
---
 tools/nix/openssl-matrix.nix | 1 -
 tools/nix/pkgs-26.05.nix     | 4 ++--
 tools/nix/pkgs.nix           | 4 ++--
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/tools/nix/openssl-matrix.nix b/tools/nix/openssl-matrix.nix
index 66cfb129c432..6e86f3c51050 100644
--- a/tools/nix/openssl-matrix.nix
+++ b/tools/nix/openssl-matrix.nix
@@ -11,7 +11,6 @@
   # Other OpenSSL variants we want to test for:
   inherit (pkgs)
     boringssl
-    openssl_3
     openssl_3_6
     openssl_4_0
     ;
diff --git a/tools/nix/pkgs-26.05.nix b/tools/nix/pkgs-26.05.nix
index ab44b34e7258..422bf57ae40e 100644
--- a/tools/nix/pkgs-26.05.nix
+++ b/tools/nix/pkgs-26.05.nix
@@ -1,10 +1,10 @@
 arg:
 let
   repo = "https://github.com/NixOS/nixpkgs";
-  rev = "3fd11995d77cf6907257617f99da7dc8123a3cc9";
+  rev = "e49322d1ec25b45f7c587c5fd69ac826d1a57dbc";
   nixpkgs = import (builtins.fetchTarball {
     url = "${repo}/archive/${rev}.tar.gz";
-    sha256 = "1rkhimimbfygpdh5xf7irh1ncryaymkbfzv2pxjcm3b4vsyzklhj";
+    sha256 = "09c75qhjxdg8ls8fi89vl1fknhmszcan5jnrni5cr6zlv911x7pg";
   }) arg;
 in
 # Unstable channel no longer supports Intel architecture for macOS. We can use the 26.05 channel
diff --git a/tools/nix/pkgs.nix b/tools/nix/pkgs.nix
index 877bd3d00d91..89dba2ed3c1c 100644
--- a/tools/nix/pkgs.nix
+++ b/tools/nix/pkgs.nix
@@ -1,10 +1,10 @@
 arg:
 let
   repo = "https://github.com/NixOS/nixpkgs";
-  rev = "79b35bf0bda5cd110f856aa5b5b2c5ba4460dbf5";
+  rev = "73e728ddb6b7a12d18808f510813a13ee1fe4cce";
   nixpkgs = import (builtins.fetchTarball {
     url = "${repo}/archive/${rev}.tar.gz";
-    sha256 = "1zqqiyjznlg8sb6zx7f218vz8cd68dxxxss8h768q515isk2dr08";
+    sha256 = "1n8kqbnh8axhk5g6j4qdinh4ya34ax9cc9yrj8zila0dqwjq38sp";
   }) arg;
 in
 # Unstable channel no longer supports Intel architecture for macOS. We can use the 26.05 channel

From 783d2fdf4bb89a143815dcee7c02fab33200ff67 Mon Sep 17 00:00:00 2001
From: Antoine du Hamel <duhamelantoine1995@gmail.com>
Date: Sun, 4 Oct 2026 23:03:32 +0200
Subject: [PATCH 2/3] squash! fix aarch64-linux V8 build

---
 tools/nix/v8.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/nix/v8.nix b/tools/nix/v8.nix
index 8b9f1796e068..48c097134ea6 100644
--- a/tools/nix/v8.nix
+++ b/tools/nix/v8.nix
@@ -130,6 +130,12 @@ stdenv.mkDerivation (finalAttrs: {
       fi
     done
   ''
+  # TODO: remove that custom patch in favor of https://chromium-review.googlesource.com/c/v8/v8/+/8500805
+  + (lib.optionalString (with stdenv.hostPlatform; isLinux && isArm64) ''
+    substituteInPlace deps/v8/src/base/memcopy.h --replace-fail '#define V8_BASE_MEMCOPY_H_' "$(
+      printf '%s\n\n%s\n' '#define V8_BASE_MEMCOPY_H_' '#include <limits.h>'
+    )"
+  '')
   # We also need to mock some Python util files that are not used to configure Python.
   # Mocking lets us avoid rebuilding the whole derivation if there's a unrelated
   # change in one of those files.

From a3f69f0b0b67222ce75c7a6ae29fc3becd359685 Mon Sep 17 00:00:00 2001
From: Antoine du Hamel <duhamelantoine1995@gmail.com>
Date: Mon, 5 Oct 2026 14:42:23 +0200
Subject: [PATCH 3/3] fixup! squash! fix aarch64-linux V8 build

---
 tools/nix/v8.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/nix/v8.nix b/tools/nix/v8.nix
index 48c097134ea6..8a9c672821a3 100644
--- a/tools/nix/v8.nix
+++ b/tools/nix/v8.nix
@@ -131,7 +131,7 @@ stdenv.mkDerivation (finalAttrs: {
     done
   ''
   # TODO: remove that custom patch in favor of https://chromium-review.googlesource.com/c/v8/v8/+/8500805
-  + (lib.optionalString (with stdenv.hostPlatform; isLinux && isArm64) ''
+  + (lib.optionalString (with stdenv.hostPlatform; isLinux && isAarch) ''
     substituteInPlace deps/v8/src/base/memcopy.h --replace-fail '#define V8_BASE_MEMCOPY_H_' "$(
       printf '%s\n\n%s\n' '#define V8_BASE_MEMCOPY_H_' '#include <limits.h>'
     )"