Unverified Commit 4afd72e7 authored by Lin Jian's avatar Lin Jian Committed by GitHub
Browse files

emacs: make gc mark trace buffer configurable, disable by default (#448201)

parents 8c697654 8fe372c5

doc/release-notes/rl-2511.section.md

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@@ -282,6 +282,8 @@ 
  recommendation](https://clickhouse.com/docs/faq/operations/production). Users

  can continue to use the `clickhouse-lts` package if desired.



- `emacs` now disables the GC mark trace buffer by default. This improves GC performance by 5%, but can make GC issues harder to debug. This is configurable with `withGcMarkTrace`.



- `buildPythonPackage` and `buildPythonApplication` now default to `nix-update-script` as their default `updateScript`. This should improve automated updates, since nix-update is better maintained than the in-tree update script and has more robust fetcher support.



## Nixpkgs Library {#sec-nixpkgs-release-25.11-lib}

pkgs/applications/editors/emacs/make-emacs.nix

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@@ -74,6 +74,7 @@ 
  withCairo ? withX,

  withCsrc ? true,

  withDbus ? stdenv.hostPlatform.isLinux,

  withGcMarkTrace ? false, # increase gc performance for reduced debugability

  withGTK3 ? withPgtk && !noGui,

  withGlibNetworking ? withPgtk || withGTK3 || (withX && withXwidgets),

  withGpm ? stdenv.hostPlatform.isLinux,
@@ -408,6 +409,7 @@ stdenv.mkDerivation (finalAttrs: { 
    (lib.withFeature withNS "ns")

  ]

  ++ [

    (lib.enableFeature withGcMarkTrace "gc-mark-trace")

    (lib.withFeature withCompressInstall "compress-install")

    (lib.withFeature withToolkitScrollBars "toolkit-scroll-bars")

    (lib.withFeature withNativeCompilation "native-compilation")