[libc++] Fix a few warnings
authorYAMAMOTO Takashi <yamamoto@midokura.com>
Wed, 28 Oct 2020 19:40:16 +0000 (15:40 -0400)
committerLouis Dionne <ldionne@apple.com>
Wed, 28 Oct 2020 19:41:10 +0000 (15:41 -0400)
commitacd7be74ca12f8f08e52d6d80850a9b230109134
tree5d46eb0cba76ed8e32e7836e8216c658af712dc8
parent6fa35541a0af9d5493e288f574896ee33a8eae92
[libc++] Fix a few warnings

Found during a NuttX porting effort.
But these changes are not directly relevant to NuttX.

Differential Revision: https://reviews.llvm.org/D90139
libcxx/src/filesystem/operations.cpp
libcxx/src/locale.cpp