labath added a comment.
In http://reviews.llvm.org/D16128#325814, @labath wrote:
> > There's lots of tests currently that redirect stdio, are those all broken
> > on Linux currently?
>
>
> The redirection works on linux, it's just not 100% reliable in tests. The
> thing is that inferior stdio arrives asynchronously wrt. everything else, so
> you really cannot be sure that by the time you do GetSTDOUT(), all output
> will be available. It works most of the time, but it fails in like ~0.1% of
> cases -- not much, but enough to be annoying when scrutinizing buildbot
> failures.
Or, if you meant the other kind of redirection, in all tests that redirect
stdio to a file, we have added a `if(remote) { platform.GetFile(...)}`, to
retrieve the file from the remote side -- not really elegant and I would prefer
using the `char[]` approach going forward.
http://reviews.llvm.org/D16128
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