folly: fix build with clang 3.6 -Werror
authorIgor Sugak <sugak@fb.com>
Tue, 13 Oct 2015 00:18:50 +0000 (17:18 -0700)
committerfacebook-github-bot-4 <folly-bot@fb.com>
Tue, 13 Oct 2015 05:21:09 +0000 (22:21 -0700)
commit498bc465f04dd6535c5ace0669feee47292e497d
tree1f9f47a4df4f33166a13cab7d8b01c44799ccb46
parenta2bab0fb305e8f3c073316c3c2575630a5b9ac31
folly: fix build with clang 3.6 -Werror

Summary: Fix a few `-Wsign-compare` violations

Reviewed By: @meyering

Differential Revision: D2527969

fb-gh-sync-id: 140acbd06eedf2e2a315e1927b331ff5efb20d0f
folly/test/ReadMostlySharedPtrBenchmark.cpp