Unix bug spotted by Dan Gohman.

llvm-svn: 121090

llvm-svn: 120913

llvm-svn: 120870

llvm-svn: 120867

llvm-svn: 120827

llvm-svn: 120819

llvm-svn: 120818

llvm-svn: 120817

llvm-svn: 120800

llvm-svn: 120792

llvm-svn: 120790

llvm-svn: 120776

instead of toStringRef. The file system APIs need c strings.

llvm-svn: 120601

file creation APIs aren't implemented.

llvm-svn: 120593

llvm-svn: 120329

from LLVM forever:

grep -lR "llvm/System" * | grep -v .svn | xargs sed -ie 's#llvm/System#llvm/Support#g'

llvm-svn: 120314

llvm-svn: 120301

llvm-svn: 120298