Retire NEED_DEV_ZERO_FOR_MMAP. It should be needed only on outdated
authorJoerg Sonnenberger <joerg@bec.de>
Fri, 30 Sep 2016 20:16:01 +0000 (20:16 +0000)
committerJoerg Sonnenberger <joerg@bec.de>
Fri, 30 Sep 2016 20:16:01 +0000 (20:16 +0000)
commit18a2fb2d2810328e008e9d89978fa55465a92118
treeca6132e44446bc6eab33981ef33419370fc5ad8a
parenta5c91d8eea45b7bb9c0a8ec5834e64e2f4ff00c2
Retire NEED_DEV_ZERO_FOR_MMAP. It should be needed only on outdated
systems. It wasn't even hooked up in cmake, so problems on such systems
would be visible with 3.9 release already.

llvm-svn: 282924
llvm/include/llvm/Config/config.h.cmake
llvm/lib/Support/Unix/Memory.inc