From 1b3b41288caf7b6c928c46b7b48d4e3e24e607b6 Mon Sep 17 00:00:00 2001
From: VZstless <i@vzstless.moe>
Date: Mon, 16 Mar 2026 17:58:18 +0800
Subject: [PATCH] snmalloc: init at 0.7.4

---
 pkgs/by-name/sn/snmalloc/package.nix | 42 ++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 pkgs/by-name/sn/snmalloc/package.nix

diff --git a/pkgs/by-name/sn/snmalloc/package.nix b/pkgs/by-name/sn/snmalloc/package.nix
new file mode 100644
index 000000000000..aaf7544b655b
--- /dev/null
+++ b/pkgs/by-name/sn/snmalloc/package.nix
@@ -0,0 +1,42 @@
+{
+  lib,
+  stdenv,
+  clangStdenv,
+  fetchFromGitHub,
+  cmake,
+  nix-update-script,
+}:
+
+clangStdenv.mkDerivation (finalAttrs: {
+  pname = "snmalloc";
+  version = "0.7.4";
+  src = fetchFromGitHub {
+    owner = "microsoft";
+    repo = "snmalloc";
+    tag = finalAttrs.version;
+    hash = "sha256-+UCqUrfvhnB4leiYCnGJ8ORfVkTaGimaErP56XCJ5PM=";
+  };
+
+  outputs = [
+    "out"
+    "dev"
+  ];
+
+  strictDeps = true;
+  __structuredAttrs = true;
+
+  nativeBuildInputs = [
+    cmake
+  ];
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Message passing based memory allocator";
+    homepage = "https://github.com/microsoft/snmalloc";
+    downloadPage = "https://github.com/microsoft/snmalloc/releases";
+    changelog = "https://github.com/microsoft/snmalloc/releases/tag/${finalAttrs.src.tag}";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ VZstless ];
+  };
+})