#6041: Program hangs when run under Ubuntu Precise
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Reporter: dsf | Owner:
Type: bug | Status: infoneeded
Priority: high | Milestone: 7.4.2
Component: Compiler | Version: 7.4.1
Keywords: | Os: Linux
Architecture: Unknown/Multiple | Failure: Runtime crash
Difficulty: Unknown | Testcase:
Blockedby: | Blocking:
Related: |
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Changes (by simonmar):
* status: new => infoneeded
Comment:
I can't seem to reproduce the bug. Here's my session with the things I've
tried:
{{{
simonmar@x220:~$ ghc Main.hs
[1 of 1] Compiling Main ( Main.hs, Main.o )
Linking Main ...
simonmar@x220:~$ ./Main
hello
simonmar@x220:~$ uname -a
Linux x220 3.2.0-23-generic #36-Ubuntu SMP Tue Apr 10 20:39:51 UTC 2012
x86_64 x86_64 x86_64 GNU/Linux
simonmar@x220:~$ ghci Main.hs
GHCi, version 7.4.1: http://www.haskell.org/ghc/ :? for help
Loading package ghc-prim ... linking ... done.
Loading package integer-gmp ... linking ... done.
Loading package base ... linking ... done.
Ok, modules loaded: Main.
Prelude Main> main
Loading package transformers-0.3.0.0 ... linking ... done.
Loading package mtl-2.1.1 ... linking ... done.
Loading package array-0.4.0.0 ... linking ... done.
Loading package stm-2.3 ... linking ... done.
hello
Prelude Main>
Leaving GHCi.
simonmar@x220:~$ ghc -O Main.hs
simonmar@x220:~$ ghc -O Main.hs -fforce-recomp
[1 of 1] Compiling Main ( Main.hs, Main.o )
Linking Main ...
simonmar@x220:~$ ./Main
hello
simonmar@x220:~$ ghc -O2 Main.hs -fforce-recomp
[1 of 1] Compiling Main ( Main.hs, Main.o )
Linking Main ...
simonmar@x220:~$ ./Main
hello
simonmar@x220:~$ ghc -O2 -threaded Main.hs -fforce-recomp
[1 of 1] Compiling Main ( Main.hs, Main.o )
Linking Main ...
simonmar@x220:~$ ./Main
hello
}}}
Could you try with the `simonmar` account on that machine and see if you
can reproduce it?
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/6041#comment:9>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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