From 7c145d032046cb1e2ebfa3e179e854391f49cc86 Mon Sep 17 00:00:00 2001
From: Eman Resu <78693624+quatquatt@users.noreply.github.com>
Date: Tue, 28 Apr 2026 07:28:26 -0400
Subject: [PATCH] stdenv/check-meta: check condition before typechecking

---
 pkgs/stdenv/generic/check-meta.nix | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pkgs/stdenv/generic/check-meta.nix b/pkgs/stdenv/generic/check-meta.nix
index 5ec1e77e1f90..d2c6c74b293e 100644
--- a/pkgs/stdenv/generic/check-meta.nix
+++ b/pkgs/stdenv/generic/check-meta.nix
@@ -388,10 +388,11 @@ let
       identifiers = attrs;
     };
 
-  metaInvalid = if config.checkMeta then meta: !metaType.verify meta else meta: false;
+  checkMeta = config.checkMeta;
+  metaInvalid = meta: !metaType.verify meta;
 
   checkOutputsToInstall =
-    if config.checkMeta then
+    if checkMeta then
       attrs:
       let
         actualOutputs = attrs.outputs or [ "out" ];
@@ -412,7 +413,7 @@ let
     attrs:
     # Check meta attribute types first, to make sure it is always called even when there are other issues
     # Note that this is not a full type check and functions below still need to by careful about their inputs!
-    if metaInvalid (attrs.meta or { }) then
+    if checkMeta && metaInvalid (attrs.meta or { }) then
       {
         reason = "unknown-meta";
         msg = "has an invalid meta attrset:${