tree 45478d16f16d92ce1c2381315534c029c7f544be
parent 4ed7f3e003c906d9fdb92a9484feeb8ac6e28e2f
author Douglas Gregor <dgregor@apple.com> 1360174117 +0000
committer Douglas Gregor <dgregor@apple.com> 1360174117 +0000

Eliminate a race condition with the global module index.

Essentially, a module file on disk could change size between the time
we stat() it and the time we open it, and we need to be robust against
such a problem.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@174529 91177308-0d34-0410-b5e6-96231b3b80d8