Skip to content

hWaitForInput with timeout causes program to abort

This program,

import System.IO
import System.Timeout

main = hWaitForInput stdin (5 * 1000)

causes the program to abort (tested on Linux),

$ ghc hi.hs
[1 of 1] Compiling Main             ( hi.hs, hi.o )
Linking hi ...
$ ./hi
fdReady: msecs != 0, this shouldn't happenAborted
Trac metadata
Trac field Value
Version 8.0.2
Type Bug
TypeOfFailure OtherFailure
Priority high
Resolution Unresolved
Component Compiler
Test case
Differential revisions
BlockedBy
Related
Blocking
CC
Operating system
Architecture
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information