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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/common-eval-args.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/common-eval-args.cc')
-rw-r--r--third_party/nix/src/libexpr/common-eval-args.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/third_party/nix/src/libexpr/common-eval-args.cc b/third_party/nix/src/libexpr/common-eval-args.cc
index 7a87841c9b77..33319cbabb17 100644
--- a/third_party/nix/src/libexpr/common-eval-args.cc
+++ b/third_party/nix/src/libexpr/common-eval-args.cc
@@ -29,7 +29,7 @@ MixEvalArgs::MixEvalArgs() {
           "add a path to the list of locations used to look up <...> file "
           "names")
       .label("path")
-      .handler([&](std::string s) { searchPath.push_back(s); });
+      .handler([&](const std::string& s) { searchPath.push_back(s); });
 }
 
 Bindings* MixEvalArgs::getAutoArgs(EvalState& state) {