Add SO_ZEROCOPY support

[folly.git] / folly / detail / FingerprintPolynomial.h

diff --git a/folly/detail/FingerprintPolynomial.h b/folly/detail/FingerprintPolynomial.h
index fd927dcbd3e0cec0c7461999124b73f0185912a3..393494587da6c2736ba6443d38a4456d9b064381 100644 (file)
--- a/folly/detail/FingerprintPolynomial.h
+++ b/folly/detail/FingerprintPolynomial.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Facebook, Inc.
+ * Copyright 2017 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -57,7 +57,7 @@ class FingerprintPolynomial {
 
   // Multiply by X.  The actual degree must be < DEG.
   void mulX() {
-    CHECK_EQ(0, val_[0] & (1ULL<<63));
+    CHECK_EQ(0u, val_[0] & (1ULL << 63));
     uint64_t b = 0;
     for (int i = size()-1; i >= 0; i--) {
       uint64_t nb = val_[i] >> 63;
@@ -125,7 +125,7 @@ class FingerprintPolynomial {
     }
   }
 
-  static int size() {
+  static constexpr int size() {
     return 1 + DEG/64;
   }
  private:
@@ -138,5 +138,5 @@ class FingerprintPolynomial {
   uint64_t val_[1 + DEG/64];
 };
 
-}  // namespace detail
-}  // namespace folly
+} // namespace detail
+} // namespace folly