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-rw-r--r--third_party/nix/src/libutil/hash.cc7
1 files changed, 4 insertions, 3 deletions
diff --git a/third_party/nix/src/libutil/hash.cc b/third_party/nix/src/libutil/hash.cc
index f7ee44728f60..426096e73af8 100644
--- a/third_party/nix/src/libutil/hash.cc
+++ b/third_party/nix/src/libutil/hash.cc
@@ -166,7 +166,7 @@ static std::string printHash32(const Hash& hash) {
   std::string s;
   s.reserve(len);
 
-  for (int n = (int)len - 1; n >= 0; n--) {
+  for (int n = static_cast<int>(len) - 1; n >= 0; n--) {
     unsigned int b = n * 5;
     unsigned int i = b / 8;
     unsigned int j = b % 8;
@@ -199,7 +199,8 @@ std::string Hash::to_string(Base base, bool includeType) const {
     case Base64:
     case SRI:
       std::string b64;
-      absl::Base64Escape(std::string((const char*)hash, hashSize), &b64);
+      absl::Base64Escape(
+          std::string(reinterpret_cast<const char*>(hash), hashSize), &b64);
       s += b64;
       break;
   }
@@ -366,7 +367,7 @@ Hash hashString(HashType ht, const std::string& s) {
   hash::Ctx ctx{};
   Hash hash(ht);
   start(ht, ctx);
-  update(ht, ctx, (const unsigned char*)s.data(), s.length());
+  update(ht, ctx, reinterpret_cast<const unsigned char*>(s.data()), s.length());
   finish(ht, ctx, hash.hash);
   return hash;
 }