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authorVincent Ambo <tazjin@google.com>2020-05-20T21·58+0100
committerVincent Ambo <tazjin@google.com>2020-05-20T21·58+0100
commit43677021e3c285c2ced2075b918da947e13fcb00 (patch)
tree261d2ecbc6a9492d6410f9f4e8fd6629f20b49e6 /third_party/nix/src/libstore/download.hh
parent689ef502f5b0655c9923ed77da2ae3504630f473 (diff)
refactor(3p/nix): Apply clang-tidy's performance-* fixes r/789
This applies the performance fixes listed here:

https://clang.llvm.org/extra/clang-tidy/checks/list.html
Diffstat (limited to 'third_party/nix/src/libstore/download.hh')
-rw-r--r--third_party/nix/src/libstore/download.hh2
1 files changed, 1 insertions, 1 deletions
diff --git a/third_party/nix/src/libstore/download.hh b/third_party/nix/src/libstore/download.hh
index 5e7bbf4ad669..9ddbdfc15955 100644
--- a/third_party/nix/src/libstore/download.hh
+++ b/third_party/nix/src/libstore/download.hh
@@ -108,7 +108,7 @@ struct Downloader {
      and is more recent than ‘tarball-ttl’ seconds. Otherwise,
      use the recorded ETag to verify if the server has a more
      recent version, and if so, download it to the Nix store. */
-  CachedDownloadResult downloadCached(ref<Store> store,
+  CachedDownloadResult downloadCached(const ref<Store>& store,
                                       const CachedDownloadRequest& request);
 
   enum Error { NotFound, Forbidden, Misc, Transient, Interrupted };