folly/portability/Constexpr.h: add missing include statement
authorSven Over <over@fb.com>
Mon, 14 Mar 2016 18:43:33 +0000 (11:43 -0700)
committerFacebook Github Bot 7 <facebook-github-bot-7-bot@fb.com>
Mon, 14 Mar 2016 18:50:22 +0000 (11:50 -0700)
commitb1e0c2c8be1d8355617929df0acf618af30dc09c
tree8bd85f5f964e23eb4b6905f5f542b435bdfdb961
parentbddb362eb895c6c7b429362219d316b5f05c828d
folly/portability/Constexpr.h: add missing include statement

Summary:This commit fixes compiler errors when Constexpr.h was included
on gcc before cstring (or string.h) was included. Also, qualify
the call to strlen with the std namespace.

Reviewed By: yfeldblum

Differential Revision: D3047417

fb-gh-sync-id: 7a50dac2e9449b149062896f34fa5e864f767943
shipit-source-id: 7a50dac2e9449b149062896f34fa5e864f767943
folly/portability/Constexpr.h