From 574d5460f02c46e9e5bcca93a14ccf782cb2c8f8 Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Thu, 4 Jun 2020 20:33:28 +0000
Subject: Make sure info.ca tag bit is set in `nix add-to-store`

---
 src/nix/add-to-store.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/nix/add-to-store.cc b/src/nix/add-to-store.cc
index 3162e0c62..e6f6ef27b 100644
--- a/src/nix/add-to-store.cc
+++ b/src/nix/add-to-store.cc
@@ -48,10 +48,10 @@ struct CmdAddToStore : MixDryRun, StoreCommand
         ValidPathInfo info(store->makeFixedOutputPath(FileIngestionMethod::Recursive, narHash, *namePart));
         info.narHash = narHash;
         info.narSize = sink.s->size();
-        *info.ca = FileSystemHash {
+        info.ca = std::optional { FileSystemHash {
             FileIngestionMethod::Recursive,
             info.narHash,
-        };
+        } };
 
         if (!dryRun) {
             auto source = StringSource { *sink.s };
-- 
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