diff options
Diffstat (limited to 'third_party/nix/src/libutil/args.cc')
| -rw-r--r-- | third_party/nix/src/libutil/args.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/third_party/nix/src/libutil/args.cc b/third_party/nix/src/libutil/args.cc index 2b44074802..48fa715fdf 100644 --- a/third_party/nix/src/libutil/args.cc +++ b/third_party/nix/src/libutil/args.cc @@ -175,7 +175,7 @@ Args::FlagMaker& Args::FlagMaker::mkHashTypeFlag(HashType* ht) { arity(1); label("type"); description("hash algorithm ('md5', 'sha1', 'sha256', or 'sha512')"); - handler([ht](std::string s) { + handler([ht](const std::string& s) { *ht = parseHashType(s); if (*ht == htUnknown) { throw UsageError("unknown hash type '%1%'", s); |