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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/libexpr/get-drvs.cc
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/libexpr/get-drvs.cc')
-rw-r--r--third_party/nix/src/libexpr/get-drvs.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/third_party/nix/src/libexpr/get-drvs.cc b/third_party/nix/src/libexpr/get-drvs.cc
index c4afc0fb45eb..39870abcbdfa 100644
--- a/third_party/nix/src/libexpr/get-drvs.cc
+++ b/third_party/nix/src/libexpr/get-drvs.cc
@@ -15,7 +15,7 @@ namespace nix {
 DrvInfo::DrvInfo(EvalState& state, string attrPath, Bindings* attrs)
     : state(&state), attrs(attrs), attrPath(std::move(attrPath)) {}
 
-DrvInfo::DrvInfo(EvalState& state, ref<Store> store,
+DrvInfo::DrvInfo(EvalState& state, const ref<Store>& store,
                  const std::string& drvPathWithOutputs)
     : state(&state), attrPath("") {
   auto spec = parseDrvPathWithOutputs(drvPathWithOutputs);