[GHC] #11978: running a profiled build of shake test suite with rts args +RTS -hb -N10 triggers SIGSEGV

[GHC]

#11978: running a profiled build of shake test suite with rts args  +RTS -hb -N10
triggers SIGSEGV
---------------------------------+----------------------------------------
        Reporter:  carter        |                Owner:
            Type:  bug           |               Status:  new
        Priority:  highest       |            Milestone:
       Component:  Compiler      |              Version:  8.0.1
      Resolution:                |             Keywords:
Operating System:  MacOS X       |         Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown  |            Test Case:
      Blocked By:                |             Blocking:
 Related Tickets:  #4820         |  Differential Rev(s):
       Wiki Page:                |
---------------------------------+----------------------------------------

Comment (by carter):

 found a simple reproducer for the sigsevg
 {{{
 echo "main = putStrLn \"hii\"" > main.hs
 ghc -prof -rtsopts  -threaded main.hs
 ./main  +RTS -hb -N10
 hii
 fish: './main  +RTS -hb -N10' terminated by signal SIGSEGV (Address
 boundary error)

 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11978#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler