postgresqlPackages.vectorchord: 0.4.2 -> 0.5.3

diff --git a/crates/simd/build.rs b/crates/simd/build.rs

index 12ce198..aed5588 100644

--- a/crates/simd/build.rs

+++ b/crates/simd/build.rs

@@ -17,17 +17,24 @@ use std::error::Error;

 fn main() -> Result<(), Box<dyn Error>> {

     println!("cargo::rerun-if-changed=cshim");

+    println!("cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS");

     let target_arch = var("CARGO_CFG_TARGET_ARCH")?;

     match target_arch.as_str() {

         "aarch64" => {

             let mut build = cc::Build::new();

             build.file("./cshim/aarch64.c");

+            build.compiler("@clang@");

+            // read env var set by rustPlatform.bindgenHook

+            build.try_flags_from_environment("BINDGEN_EXTRA_CLANG_ARGS").expect("the BINDGEN_EXTRA_CLANG_ARGS environment variable must be specified and UTF-8");

             build.opt_level(3);

             build.compile("simd_cshim");

         }

         "x86_64" => {

             let mut build = cc::Build::new();

             build.file("./cshim/x86_64.c");

+            build.compiler("@clang@");

+            // read env var set by rustPlatform.bindgenHook

+            build.try_flags_from_environment("BINDGEN_EXTRA_CLANG_ARGS").expect("the BINDGEN_EXTRA_CLANG_ARGS environment variable must be specified and UTF-8");

             build.opt_level(3);

             build.compile("simd_cshim");

         }

diff --git a/crates/algorithm/src/lib.rs b/crates/algorithm/src/lib.rs

index 853a280..f88acbf 100644

--- a/crates/algorithm/src/lib.rs

+++ b/crates/algorithm/src/lib.rs

@@ -13,6 +13,7 @@

 // Copyright (c) 2025 TensorChord Inc.

 #![feature(select_unpredictable)]

+#![feature(let_chains)]

 #![allow(clippy::type_complexity)]

 mod build;

diff --git a/src/lib.rs b/src/lib.rs

index 654b4d1..2b11d03 100644

--- a/src/lib.rs

+++ b/src/lib.rs

@@ -13,6 +13,7 @@

 // Copyright (c) 2025 TensorChord Inc.

 #![allow(unsafe_code)]

+#![feature(let_chains)]

 mod datatype;

 mod index;

{

  buildPgrxExtension,

  cargo-pgrx_0_14_1,

  clang,

  cargo-pgrx_0_16_0,

  fetchFromGitHub,

  lib,

  nix-update-script,

  postgresql,

  postgresqlTestExtension,

  replaceVars,

  rust-jemalloc-sys,

  stdenv,

}:

let

  # Follow upstream and use rust-jemalloc-sys on linux aarch64 and x86_64

  # Additionally, disable init exec TLS, since it causes issues with postgres.

  # https://github.com/tensorchord/VectorChord/blob/0.4.2/Cargo.toml#L43-L44

  useSystemJemalloc =

    stdenv.hostPlatform.isLinux && (stdenv.hostPlatform.isAarch64 || stdenv.hostPlatform.isx86_64);

  rust-jemalloc-sys' = (

    rust-jemalloc-sys.override (old: {

      jemalloc = old.jemalloc.override { disableInitExecTls = true; };

    })

  );

in

buildPgrxExtension (finalAttrs: {

  inherit postgresql;

  cargo-pgrx = cargo-pgrx_0_14_1;

  cargo-pgrx = cargo-pgrx_0_16_0;

  pname = "vectorchord";

  version = "0.4.2";

  version = "0.5.3";

  src = fetchFromGitHub {

    owner = "tensorchord";

    repo = "vectorchord";

    tag = finalAttrs.version;

    hash = "sha256-EdMuSNcWwCBsAY0e3d0WVug1KBWYWldvKStF6cf/uRs=";

    hash = "sha256-+c1Uf/3rp+HuthDVPLloJF2MQPW3Xho897Z2eAnG6aM=";

  };

  patches = [

    # Tell the `simd` crate to use the flags from the rust bindgen hook

    (replaceVars ./0001-read-clang-flags-from-environment.diff {

      clang = lib.getExe clang;

    })

    # Add feature flags needed for features not yet stabilised in rustc stable

    ./0002-add-feature-flags.diff

  ];

  buildInputs = lib.optionals useSystemJemalloc [

    rust-jemalloc-sys'

  ];

  cargoHash = "sha256-8NwfsJn5dnvog3fexzLmO3v7/3+L7xtv+PHWfCCWoHY=";

  cargoHash = "sha256-/EcQgQ6J9hg4BsniRX7OMwEYy5EtVeT6Q/+3mAkyCH8=";

  # Include upgrade scripts in the final package

  # https://github.com/tensorchord/VectorChord/blob/0.4.2/crates/make/src/main.rs#L224

  # https://github.com/tensorchord/VectorChord/blob/0.5.0/crates/make/src/main.rs#L366

  postInstall = ''

    cp sql/upgrade/* $out/share/postgresql/extension/

  '';

  env = {

    # Bypass rust nightly features not being available on rust stable

    RUSTC_BOOTSTRAP = 1;

  };

  # This crate does not have the "pg_test" feature

  usePgTestCheckFeature = false;

  };

  meta = {

    # PostgreSQL 18 is not yet supported

    # Will be supported in the next release (likely 0.5.0), as it's already supported in the main branch

    # Check after next package update.

    broken = lib.warnIf (

      finalAttrs.version != "0.4.2"

    ) "Is postgresql18Packages.vectorchord still broken?" (lib.versionAtLeast postgresql.version "18");

    changelog = "https://github.com/tensorchord/VectorChord/releases/tag/${finalAttrs.version}";

    description = "Scalable, fast, and disk-friendly vector search in Postgres, the successor of pgvecto.rs";

    homepage = "https://github.com/tensorchord/VectorChord";