ruff: fix on emulated x86_64-darwin

2023-03-31 10:36:07 +10:00
parent 76741cfdf4
commit 8440ec08d0
1 changed files with 6 additions and 0 deletions
@@ -40,6 +40,12 @@ rustPlatform.buildRustPackage rec {
  cargoBuildFlags = [ "--package=ruff_cli" ];
  cargoTestFlags = cargoBuildFlags;

+  preBuild = lib.optionalString (stdenv.isDarwin && stdenv.isx86_64) ''
+    # See https://github.com/jemalloc/jemalloc/issues/1997
+    # Using a value of 48 should work on both emulated and native x86_64-darwin.
+    export JEMALLOC_SYS_WITH_LG_VADDR=48
+  '';
+
  postInstall = ''
    installShellCompletion --cmd ruff \
      --bash <($out/bin/ruff generate-shell-completion bash) \