From 51dadaded444907ecb97e19a34483f06d10d1ab5 Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Fri, 29 Aug 2025 14:40:41 -0400
Subject: [PATCH] Move up `assert(!hook);`

We don't need to keep doing this every loop iteration, hook stuff it is only set
above.
---
 src/libstore/build/derivation-building-goal.cc | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/libstore/build/derivation-building-goal.cc b/src/libstore/build/derivation-building-goal.cc
index fd85a066d..510304653 100644
--- a/src/libstore/build/derivation-building-goal.cc
+++ b/src/libstore/build/derivation-building-goal.cc
@@ -602,12 +602,11 @@ Goal::Co DerivationBuildingGoal::tryToBuild()
 #ifdef _WIN32 // TODO enable `DerivationBuilder` on Windows
     throw UnimplementedError("building derivations is not yet implemented on Windows");
 #else
+    assert(!hook);
 
     // Will continue here while waiting for a build user below
     while (true) {
 
-        assert(!hook);
-
         unsigned int curBuilds = worker.getNrLocalBuilds();
         if (curBuilds >= settings.maxBuildJobs) {
             outputLocks.unlock();