nixComponents: gate GCC flags on Nix 2.32+

This is based on advice from @xokdvium on Matrix.
2025-10-07 14:49:58 -07:00
parent c1e3ab069c
commit 8f277e1537
1 changed files with 4 additions and 1 deletions
@@ -154,7 +154,10 @@ let
  };

  mesonLibraryLayer = finalAttrs: prevAttrs: {
-    preConfigure =
+    # See https://github.com/NixOS/nix/pull/14105 -- enabling this only for Nix 2.32+ as there are
+    # reports of undefined behavior on previous versions. Note that this does //not// use
+    # `finalAttrs.version` in order to avoid infinite recursion.
+    ${if lib.versionOlder version "2.32" then null else "preConfigure"} =
      let
        interpositionFlags = [
          "-fno-semantic-interposition"