Add memory corruption notice

Ref: nabijaczleweli/rust-embed-resource#20

README.md

@@ -1,4 +1,7 @@
 # vswhom-sys.rs [![TravisCI Build Status](https://travis-ci.org/nabijaczleweli/BearLibTerminal-sys.rs.svg?branch=master)](https://travis-ci.org/nabijaczleweli/vswhom-sys.rs)  [![AppVeyorCI Build Status](https://ci.appveyor.com/api/projects/status/nly064llpu18tw2s/branch/master?svg=true)](https://ci.appveyor.com/project/nabijaczleweli/vswhom-sys-rs) [![Licence](https://img.shields.io/badge/license-MIT-blue.svg?style=flat)](LICENSE)
 Pure FFI to [Jon Blow's VS discovery script](https://pastebin.com/3YvWQa5c).
 
+Please note that the native code
+[was discovered to cause memory corruption](https://github.com/nabijaczleweli/rust-embed-resource/issues/20#issuecomment-686496753) in some cases.
+
 ## [Documentation](https://rawcdn.githack.com/nabijaczleweli/vswhom-sys.rs/doc/vswhom_sys/index.html)