Commit bcd989d1 authored by Herbert Valerio Riedel's avatar Herbert Valerio Riedel 🕺
Browse files

Generalise type of recently added System.Exit.die

This is a follow-up to 77ea2eb0

 (re #9016) which added `die` with a
return type of `IO ()` even though all other functions in System.Exit have
the more general return type `IO a`. It is assumed this was an oversight in
the original proposal.
Acked-by: Edward Kmett's avatarEdward Kmett <>
Signed-off-by: Herbert Valerio Riedel's avatarHerbert Valerio Riedel <>
parent 4ab8fc55
......@@ -79,5 +79,5 @@ exitSuccess = exitWith ExitSuccess
-- | Write given error message to `stderr` and terminate with `exitFailure`.
-- /Since:
die :: String -> IO ()
die :: String -> IO a
die err = hPutStrLn stderr err >> exitFailure
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