tuple hashing
authorHans Fugal <fugalh@fb.com>
Wed, 17 Jul 2013 01:34:51 +0000 (18:34 -0700)
committerSara Golemon <sgolemon@fb.com>
Thu, 18 Jul 2013 18:55:35 +0000 (11:55 -0700)
commitb71e31a5fe51724cd9b05fbb4bbf87510f01e45f
tree253011af48fdd1a75a722b3609ccf4f031a1808b
parent982acaae2b98b489e407adc4db700530f98a52fb
tuple hashing

Summary:
Add hash support for std::tuple.
See also D490478 (where a first attempt was made) and D543586 (where that attempt was deemed broken and removed).

Test Plan: unit test

Reviewed By: chip@fb.com

FB internal diff: D888796
folly/Hash.h
folly/test/HashTest.cpp