[PATCH] [ASan tests] Add the first Windows-only lit test

[Timur Iskhodzhanov]

r208802, thanks!

================
Comment at: test/asan/TestCases/Windows/thread_stack_array_left_oob.cc:1
@@ +1,2 @@
+// RUN: %clangxx_asan -O0 %s -Fe%t 2>&1
+// 'cat' is used below to work around FileCheck buffering bug which makes this
----------------
Alexey Samsonov wrote:
> Why 2>&1 here?
Because ASan reports go to stderr? :)

http://reviews.llvm.org/D3767