On Windows rts/T8124 is failing thus: T8124_c.c:4:21: fatal error: pthread.h: No such file or directory compilation terminated. *** unexpected failure for T8124(threaded1) Simon -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.haskell.org/pipermail/ghc-devs/attachments/20140731/adeddcdc/attachment.html>