From e7b274f85a1f75e3c4dba445f081dd7862586d07 Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Wed, 5 Nov 2025 23:38:45 -0500
Subject: [PATCH] `DerivationBuilderParams` have reference to `BasicDerivation`

Have one to that instead of one to `Derivation`. `DerivationBuilder`
doesn't need `inputDrvs`, so `BasicDerivation` suffices.

(In fact, it doesn't need `inputSrcs` either, but we don't yet hve a
type to exclude that.)
---
 src/libstore/include/nix/store/build/derivation-builder.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libstore/include/nix/store/build/derivation-builder.hh b/src/libstore/include/nix/store/build/derivation-builder.hh
index 5fad26e83..5eed38462 100644
--- a/src/libstore/include/nix/store/build/derivation-builder.hh
+++ b/src/libstore/include/nix/store/build/derivation-builder.hh
@@ -62,7 +62,7 @@ struct DerivationBuilderParams
     /**
      * The derivation stored at drvPath.
      */
-    const Derivation & drv;
+    const BasicDerivation & drv;
 
     /**
      * The derivation options of `drv`.