Mark FingerprintPolynomial.size() constexpr

Summary: Because it is, and so that MSVC doesn't complain about things in the fingerprint table generator.

Reviewed By: yfeldblum

Differential Revision: D4178562

fbshipit-source-id: 8816f413bc100b42dd72f0e991aec8559b328e9b

diff --git a/folly/detail/FingerprintPolynomial.h b/folly/detail/FingerprintPolynomial.h
index fd927dcbd3e0cec0c7461999124b73f0185912a3..77cfcac05e2ef3b29140bb83f0c69aea6f6b71ea 100644 (file)
--- a/folly/detail/FingerprintPolynomial.h
+++ b/folly/detail/FingerprintPolynomial.h
@@ -125,7 +125,7 @@ class FingerprintPolynomial {
     }
   }
 
-  static int size() {
+  static constexpr int size() {
     return 1 + DEG/64;
   }
  private: