unittests/SupportTests: Add some outs()'s to debug the issues on some bots.

I have run these tests under many configurations on the exact same OS as
the failures, and I can't reproduce them :(.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146214 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/unittests/Support/Path.cpp b/unittests/Support/Path.cpp
index 6d4dc4c9ab7bdff16a36ea4ca0a01da07dd17bab..9099b72325deadede5977a37846005dd46e5f977 100644 (file)
--- a/unittests/Support/Path.cpp
+++ b/unittests/Support/Path.cpp
@@ -243,8 +243,11 @@ TEST_F(FileSystemTest, DirectoryIteration) {
     ASSERT_NO_ERROR(ec);
     if (path::filename(i->path()) == "dontlookhere")
       i.no_push();
+    outs() << "pre-pop: " << path::filename(i->path()) << "\n";
     if (path::filename(i->path()) == "p1")
       i.pop();
+    outs() << "post-pop: " << path::filename(i->path()) << "\n";
+    outs().flush();
     visited.push_back(path::filename(i->path()));
   }
   v_t::const_iterator a0 = std::find(visited.begin(), visited.end(), "a0");