From bd383d1b6f91c4fe7ac21c52771e92027f649fa0 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Fri, 4 Feb 2022 00:31:33 +0100
Subject: Make most calls to determinePos() lazy

---
 src/nix-instantiate/nix-instantiate.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/nix-instantiate')

diff --git a/src/nix-instantiate/nix-instantiate.cc b/src/nix-instantiate/nix-instantiate.cc
index 8836f810c..a08683be1 100644
--- a/src/nix-instantiate/nix-instantiate.cc
+++ b/src/nix-instantiate/nix-instantiate.cc
@@ -40,7 +40,7 @@ void processExpr(EvalState & state, const Strings & attrPaths,
 
     for (auto & i : attrPaths) {
         Value & v(*findAlongAttrPath(state, i, autoArgs, vRoot).first);
-        state.forceValue(v, v.determinePos(noPos));
+        state.forceValue(v, [&]() { return v.determinePos(noPos); });
 
         PathSet context;
         if (evalOnly) {
-- 
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