Hi, Am Donnerstag, den 13.10.2011, 22:26 +0400 schrieb Michael Lazarev: > It turns out that it is also possible to compile a 32-bit executable > by 32-bit ghc under Ubuntu 11.10 x64. First, additional files > supporting compilation for different architectures in gcc must be > installed by "sudo apt-get install g++multilib". Second, one need to > pass additional arguments to ghc: "-opta -m32 -optl -m32". They are, > in turn, passed to gcc assembler and linker, respectively, telling > them to build for 32-bit architecture. > > > Complete example: > > ---------------------------------------------------------------------- > > $ sudo apt-get install lib32gmp-dev g++multilib > > $ cat ./Test.hs > module Main where > > import Control.Monad > > getR :: Read r => IO r > getR = liftM read getLine > > main = liftM2 (+) getR getR >>= print > > > $ /home/ml/local/ghc/7.0.4-32/bin/ghc --make ./Test.hs -opta -m32 > -optl -m32 > Linking Test ... > > $ file ./Test > ./Test: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), > dynamically linked (uses shared libs), for GNU/Linux 2.6.15, not > stripped > > ----------------------------------------------------------------------
Did you build the boot libraries and possible ghc also with these flags? Greetings, Joachim -- Joachim "nomeata" Breitner m...@joachim-breitner.de | nome...@debian.org | GPG: 0x4743206C xmpp: nome...@joachim-breitner.de | http://www.joachim-breitner.de/
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