Merge branch 'hiefile-header-8.8' of https://gitlab.haskell.org/wz1000/ghc into…

Authored by bgamari on Jun 4 2019, 5:07 PM.

Description

Merge branch 'hiefile-header-8.8' of https://gitlab.haskell.org/wz1000/ghc into wip/ghc-8.8-merges

Merged Changes

CommitAuthorDetailsCommitted
921941ee6218wz1000/ghc-builders
Make header human readable 
Jun 3
8a96ab4433adwz1000/ghc-builders
Fix and enforce validation of header for .hie files 
Jun 3