Can not load winpthread.dll
Summary
After a clean install, launching the ghc interpret:
C:\WINDOWS\system32>ghci GHCi, version 8.6.5: http://www.haskell.org/ghc/ :? for help ghc.exe: Could not load `libwinpthread-1.dll'. Reason: addDLL: libwinpthread-1.dll or dependencies not loaded. (Win32 error 1392)
ghc.exe: panic! (the 'impossible' happened) (GHC version 8.6.5 for x86_64-unknown-mingw32): loadArchive "C:\Program Files\Haskell Platform\8.6.5\mingw\x86_64-w64-mingw32\lib\libpthread.dll.a": failed
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
The archive is there.
Environment
- GHC version used: 8.6.5
Optional:
- Operating System: Windows 10 1903
- System Architecture: 64bit